{"id":1715,"date":"2025-08-26T02:49:12","date_gmt":"2025-08-26T02:49:12","guid":{"rendered":"https:\/\/www.ketetransformer.com\/?post_type=product&#038;p=1715"},"modified":"2025-09-25T08:30:36","modified_gmt":"2025-09-25T08:30:36","slug":"35kv-electrical-power-transformer","status":"publish","type":"product","link":"https:\/\/www.ketetransformer.com\/es\/products\/35kv-electrical-power-transformer\/","title":{"rendered":"Transformador de potencia rectificador trif\u00e1sico de 35 kV sumergido en aceite"},"content":{"rendered":"<div data-elementor-type=\"product-post\" data-elementor-id=\"1715\" class=\"elementor elementor-1715\" data-elementor-post-type=\"product\">\n\t\t\t\t<div class=\"elementor-element elementor-element-11e38e9 e-flex e-con-boxed e-con e-parent\" data-id=\"11e38e9\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-3df9cea e-n-tabs-mobile elementor-widget elementor-widget-n-tabs\" data-id=\"3df9cea\" data-element_type=\"widget\" data-settings=\"{&quot;tabs_justify_horizontal&quot;:&quot;start&quot;,&quot;horizontal_scroll&quot;:&quot;disable&quot;}\" data-widget_type=\"nested-tabs.default\">\n\t\t\t\t\t\t\t<div class=\"e-n-tabs\" data-widget-number=\"64986346\" aria-label=\"\u0623\u0632\u0631\u0627\u0631 \u0627\u0644\u062a\u0628\u0648\u064a\u0628. \u0627\u0641\u062a\u062d \u0627\u0644\u0639\u0646\u0627\u0635\u0631 \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0645\u0641\u062a\u0627\u062d \u00abEnter\u00bb \u0623\u0648 \u0645\u0641\u062a\u0627\u062d \u00abSpace\u00bb\u060c \u0648\u0623\u063a\u0644\u0642\u0647\u0627 \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0645\u0641\u062a\u0627\u062d \u00abEscape\u00bb\u060c \u0648\u0627\u0646\u062a\u0642\u0644 \u0628\u064a\u0646\u0647\u0627 \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0645\u0641\u0627\u062a\u064a\u062d \u0627\u0644\u0623\u0633\u0647\u0645.\" data-no-translation-aria-label=\"\">\n\t\t\t<div class=\"e-n-tabs-heading\" role=\"tablist\">\n\t\t\t\t\t<button id=\"e-n-tab-title-649863461\" class=\"e-n-tab-title\" aria-selected=\"true\" data-tab-index=\"1\" role=\"tab\" tabindex=\"0\" aria-controls=\"e-n-tab-content-649863461\" style=\"--n-tabs-title-order: 1;\">\n\t\t\t\t\t\t<span class=\"e-n-tab-title-text\">\n\t\t\t\tBreve introducci\u00f3n\t\t\t<\/span>\n\t\t<\/button>\n\t\t\t\t<button id=\"e-n-tab-title-649863462\" class=\"e-n-tab-title\" aria-selected=\"false\" data-tab-index=\"2\" role=\"tab\" tabindex=\"-1\" aria-controls=\"e-n-tab-content-649863462\" style=\"--n-tabs-title-order: 2;\">\n\t\t\t\t\t\t<span class=\"e-n-tab-title-text\">\n\t\t\t\tCaracter\u00edstica\t\t\t<\/span>\n\t\t<\/button>\n\t\t\t\t<button id=\"e-n-tab-title-649863463\" class=\"e-n-tab-title\" aria-selected=\"false\" data-tab-index=\"3\" role=\"tab\" tabindex=\"-1\" aria-controls=\"e-n-tab-content-649863463\" style=\"--n-tabs-title-order: 3;\">\n\t\t\t\t\t\t<span class=\"e-n-tab-title-text\">\n\t\t\t\tEstructura\t\t\t<\/span>\n\t\t<\/button>\n\t\t\t\t<button id=\"e-n-tab-title-649863464\" class=\"e-n-tab-title\" aria-selected=\"false\" data-tab-index=\"4\" role=\"tab\" tabindex=\"-1\" aria-controls=\"e-n-tab-content-649863464\" style=\"--n-tabs-title-order: 4;\">\n\t\t\t\t\t\t<span class=\"e-n-tab-title-text\">\n\t\t\t\tEspecificaciones\t\t\t<\/span>\n\t\t<\/button>\n\t\t\t\t<button id=\"e-n-tab-title-649863465\" class=\"e-n-tab-title\" aria-selected=\"false\" data-tab-index=\"5\" role=\"tab\" tabindex=\"-1\" aria-controls=\"e-n-tab-content-649863465\" style=\"--n-tabs-title-order: 5;\">\n\t\t\t\t\t\t<span class=\"e-n-tab-title-text\">\n\t\t\t\tDiagrama\t\t\t<\/span>\n\t\t<\/button>\n\t\t\t\t<button id=\"e-n-tab-title-649863466\" class=\"e-n-tab-title\" aria-selected=\"false\" data-tab-index=\"6\" role=\"tab\" tabindex=\"-1\" aria-controls=\"e-n-tab-content-649863466\" style=\"--n-tabs-title-order: 6;\">\n\t\t\t\t\t\t<span class=\"e-n-tab-title-text\">\n\t\t\t\tPreguntas frecuentes\t\t\t<\/span>\n\t\t<\/button>\n\t\t\t\t\t<\/div>\n\t\t\t<div class=\"e-n-tabs-content\">\n\t\t\t\t<div id=\"e-n-tab-content-649863461\" role=\"tabpanel\" aria-labelledby=\"e-n-tab-title-649863461\" data-tab-index=\"1\" style=\"--n-tabs-title-order: 1;\" class=\"e-active elementor-element elementor-element-63d4ba4 e-con-full e-flex e-con e-child\" data-id=\"63d4ba4\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-76c97e8 elementor-widget elementor-widget-heading\" data-id=\"76c97e8\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Breve introducci\u00f3n<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-40fb5fa elementor-widget elementor-widget-text-editor\" data-id=\"40fb5fa\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p><strong><b>\u2160. Presentaci\u00f3n del producto<\/b><\/strong><\/p><p><strong><b>1.<\/b><\/strong><strong><b>Normas ejecutivas<\/b><\/strong><\/p><p>Normas internacionales: IEC 60076-1 a 5<\/p><p><strong><b>2.<\/b><\/strong><strong><b>Niveles de tensi\u00f3n<\/b><\/strong><\/p><p><strong><b>\u2460<\/b><\/strong><strong><b>Lado de alta tensi\u00f3n<\/b><\/strong>: Oscila entre 0,4 kV y 35 kV (10 kV, 20 kV, 35 kV). En el caso de los transformadores rectificadores extragrandes utilizados en la electr\u00f3lisis, la tensi\u00f3n puede alcanzar entre 110 kV y 220 kV.<\/p><p><strong><b>\u2461<\/b><\/strong><strong><b>Lado de baja tensi\u00f3n<\/b><\/strong>: Dependiendo de los casos de aplicaci\u00f3n, el rango habitual es de 600 V a 1 500 V (en la industria de la electr\u00f3lisis), y en el \u00e1mbito de los precipitadores electrost\u00e1ticos, la tensi\u00f3n continua puede alcanzar valores de entre 60 kV y 90 kV.<\/p><p><strong><b>3.<\/b><\/strong><strong><b>M\u00e9todos de regulaci\u00f3n de tensi\u00f3n<\/b><\/strong><\/p><p><strong><b>Regulaci\u00f3n de tensi\u00f3n en carga<\/b><\/strong>: Permite una regulaci\u00f3n continua mediante un interruptor de regulaci\u00f3n de tensi\u00f3n de 35 niveles (de ajuste fino a grueso), adecuado para situaciones que requieren una regulaci\u00f3n frecuente de la tensi\u00f3n (producci\u00f3n de aluminio electrol\u00edtico).<\/p><p><strong><b>4.<\/b><\/strong><strong><b>Regulaci\u00f3n de tensi\u00f3n fuera de circuito<\/b><\/strong>: Ajuste manual mediante un conmutador de tomas, adecuado para requisitos de carga fija (transporte ferroviario urbano).<\/p><p><strong><b>5.<\/b><\/strong><strong><b>Gama de tomas de alta tensi\u00f3n<\/b><\/strong><\/p><p><strong><b>\u2460<\/b><\/strong><strong><b>Gama convencional<\/b><\/strong>: \u00b12\u00d72,51 TP6T (un total de 5 tomas), aplicable a situaciones en las que la tensi\u00f3n de la red fluct\u00faa en \u00b151 TP6T.<\/p><p><strong><b>\u2461<\/b><\/strong><strong><b>Dise\u00f1o especial<\/b><\/strong>: Algunos transformadores para electr\u00f3lisis pueden ampliarse a \u00b110% para adaptarse a las necesidades que plantean las fluctuaciones extremas de tensi\u00f3n.<\/p><p><strong><b>6.<\/b><\/strong><strong><b>Capacidad nominal<\/b><\/strong><\/p><p><strong><b>\u2460<\/b><\/strong><strong><b>Peque\u00f1a capacidad<\/b><\/strong>: 30 kVA~2500 kVA (utilizados en los sectores de la galvanoplastia y el mecanizado el\u00e9ctrico).<\/p><p><strong><b>\u2461<\/b><\/strong><strong><b>Gran capacidad<\/b><\/strong>: 16 000 kVA~180 000 kVA (productos especializados para la producci\u00f3n de aluminio electrol\u00edtico de empresas como TBEA).<\/p><p><strong><b>7.<\/b><\/strong><strong><b>Frecuencia<\/b><\/strong>: 50 Hz o 60 Hz<\/p><p><strong><b>8.<\/b><\/strong><strong><b>N\u00famero de fase<\/b><\/strong><\/p><p><strong><b>\u2460<\/b><\/strong><strong><b>Trif\u00e1sico<\/b><\/strong>: Configuraci\u00f3n est\u00e1ndar, adecuada para aplicaciones industriales de alta potencia (electr\u00f3lisis, tracci\u00f3n).<\/p><p><strong><b>\u2461<\/b><\/strong><strong><b>Monof\u00e1sico<\/b><\/strong>: Se utiliza en aplicaciones de baja potencia (precipitadores electrost\u00e1ticos, peque\u00f1os equipos de galvanoplastia).<\/p><p><strong><b>9.<\/b><\/strong><strong><b>Grupos de conexi\u00f3n<\/b><\/strong><\/p><p><strong><b>\u2460<\/b><\/strong><strong><b>Tipos habituales<\/b><\/strong>: Dyn11 (gran capacidad de supresi\u00f3n de arm\u00f3nicos), Yyn0 (punto neutro conectado a tierra), Dy5 (rectificaci\u00f3n con desplazamiento de fase).<\/p><p><strong><b>\u2461<\/b><\/strong><strong><b>Dise\u00f1o especial<\/b><\/strong>: Conexi\u00f3n con desplazamiento de fase de devanados m\u00faltiples (desplazamiento de fase de \u00b17,5\u00b0), que permite formar un sistema rectificador de 24 pulsos.<\/p><p><strong><b>10.<\/b><\/strong><strong><b>Impedancia Tensi\u00f3n<\/b><\/strong><\/p><p><strong><b>\u2460<\/b><\/strong><strong><b>Gama convencional<\/b><\/strong>: 5%~10% (ajustado en funci\u00f3n de las aplicaciones). Los transformadores para electr\u00f3lisis suelen dise\u00f1arse con valores de 7%~8% para limitar la corriente de cortocircuito.<\/p><p><strong><b>\u2461<\/b><\/strong><strong><b>Dise\u00f1o de alta impedancia<\/b><\/strong>: En el campo de los precipitadores electrost\u00e1ticos, la impedancia puede superar los 12%, lo que permite prescindir de los reactores externos.<\/p><p><strong><b>11.<\/b><\/strong><strong><b>M\u00e9todos de refrigeraci\u00f3n<\/b><\/strong><\/p><p><strong><b>Circulaci\u00f3n natural del aceite (ON):<\/b><\/strong>\u00a0Adecuado para transformadores de peque\u00f1a potencia.<\/p><p><strong><b>Circulaci\u00f3n forzada de aceite (OF):<\/b><\/strong>\u00a0Equipado con radiadores, utilizados para transformadores de gran capacidad.<\/p><p><strong><b>12.<\/b><\/strong><strong><b>Tipo sumergido en aceite<\/b><\/strong>:<\/p><p><strong><b>\u2460<\/b><\/strong><strong><b>Tipo seco<\/b><\/strong>: Aislamiento mediante moldeo con resina epoxi o papel NOMEX, con AN\/AF (refrigeraci\u00f3n por aire natural\/refrigeraci\u00f3n por aire forzado) y niveles de protecci\u00f3n IP20~IP54.<\/p><p><strong><b>\u2461<\/b><\/strong><strong><b>Refrigeraci\u00f3n por agua<\/b><\/strong>: Bobinados refrigerados directamente por agua, adecuados para aplicaciones con alta densidad de potencia (por ejemplo, convertidores de frecuencia de alta tensi\u00f3n).<\/p><p><strong><b>13.<\/b><\/strong><strong><b>Niveles de protecci\u00f3n<\/b><\/strong><\/p><p><strong><b>\u2460<\/b><\/strong><strong><b>IP20<\/b><\/strong>: Para uso en interiores, protege contra objetos extra\u00f1os s\u00f3lidos de m\u00e1s de 12 mm.<\/p><p><strong><b>\u2461<\/b><\/strong><strong><b>IP54<\/b><\/strong>: Para entornos al aire libre o con mucho polvo, resistente al polvo y a las salpicaduras (en la industria metal\u00fargica).<\/p><p><strong><b>14.<\/b><\/strong><strong><b>Clases de aislamiento<\/b><\/strong><\/p><p><strong><b>\u2460<\/b><\/strong><strong><b>Clase F<\/b><\/strong>: Resistencia al calor de hasta 155 \u2103, aumento de temperatura \u2264100 K; la opci\u00f3n m\u00e1s habitual para los transformadores de tipo seco con moldeado epoxi.<\/p><p><strong><b>\u2461<\/b><\/strong><strong><b>Clase H<\/b><\/strong>: Resistencia al calor de hasta 180 \u2103, aislamiento de papel NOMEX, apto para entornos de alta temperatura (industria petroqu\u00edmica).<\/p><p><strong><b>\u2462<\/b><\/strong><strong><b>Clase B<\/b><\/strong>: Resistencia al calor de hasta 130 \u2103; se utiliza habitualmente en los transformadores tradicionales sumergidos en aceite.<\/p><p><strong><b>\u2161. Condiciones de funcionamiento<\/b><\/strong><\/p><p><strong><b>1.<\/b><\/strong><strong><b>Altitud<\/b><\/strong>: \u22641000 m (si se supera esta altitud, es necesario aplicar la correcci\u00f3n prevista en la norma GB3859).<\/p><p><strong><b>2.<\/b><\/strong><strong><b>Temperatura ambiente<\/b><\/strong>: -25 \u2103 a +40 \u2103, humedad \u226490% (sin condensaci\u00f3n).<\/p><p><strong><b>3.<\/b><\/strong><strong><b>M\u00e9todo de instalaci\u00f3n<\/b><\/strong>: Para uso en interiores y exteriores (con protecci\u00f3n IP54); se admite la instalaci\u00f3n en pared (para estructuras de tipo seco).<\/p><p><strong><b>\u2162. Tipos de pruebas<\/b><\/strong><\/p><p><strong><b>1.<\/b><\/strong><strong><b>Pruebas de tipo<\/b><\/strong>: Incluye ensayo de aumento de temperatura (modo AN\/AF) y ensayo de resistencia a cortocircuitos (1,5 veces la corriente nominal durante 5 segundos).<\/p><p><strong><b>2.<\/b><\/strong><strong><b>Pruebas de f\u00e1brica<\/b><\/strong>: Prueba de resistencia de aislamiento (con un megaohm\u00edmetro de 2500 V), medici\u00f3n de la resistencia de CC del devanado (desviaci\u00f3n \u2264\u00b12%).<\/p><p><strong><b>3.<\/b><\/strong><strong><b>Pruebas especiales<\/b><\/strong>: Ensayo de niebla salina de 72 horas (para zonas costeras), medici\u00f3n de descargas parciales (\u226450 pC).<\/p><p><strong><b>\u2163. Inspecci\u00f3n de componentes<\/b><\/strong><\/p><p><strong><b>1.<\/b><\/strong><strong><b>Componentes clave<\/b><\/strong>:<\/p><p><strong><b>2.<\/b><\/strong><strong><b>Bobinados<\/b><\/strong>: An\u00e1lisis de p\u00e9rdidas por corrientes par\u00e1sitas, ensayo de resistencia del aislamiento entre capas.<\/p><p><strong><b>3.<\/b><\/strong><strong><b>Sistema de refrigeraci\u00f3n<\/b><\/strong>: Prueba de caudal (para circulaci\u00f3n forzada de aceite), verificaci\u00f3n del rendimiento del ventilador.<\/p><p><strong><b>4.<\/b><\/strong><strong><b>Certificaci\u00f3n de materias primas<\/b><\/strong>: Las chapas de acero al silicio deben contar con la certificaci\u00f3n UL, y la resina epoxi debe cumplir con la norma IEC 60455.<\/p><p><strong><b>\u2164. Tipos de certificaci\u00f3n<\/b><\/strong><\/p><p>Certificaciones internacionales: CE (UE), UL (Am\u00e9rica del Norte), T\u00dcV (Alemania), CSA (Canad\u00e1).<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div id=\"e-n-tab-content-649863462\" role=\"tabpanel\" aria-labelledby=\"e-n-tab-title-649863462\" data-tab-index=\"2\" style=\"--n-tabs-title-order: 2;\" class=\"elementor-element elementor-element-2e2154e e-con-full e-flex e-con e-child\" data-id=\"2e2154e\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-0f27574 elementor-widget elementor-widget-heading\" data-id=\"0f27574\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Caracter\u00edsticas estructurales<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f30b232 elementor-widget elementor-widget-text-editor\" data-id=\"f30b232\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p><strong><b>\u2160. Caracter\u00edsticas del producto<\/b><\/strong><\/p><p><strong><b>1.<\/b><\/strong><strong><b>Aislamiento fiable<\/b><\/strong>: El nivel de aislamiento adecuado y fiable se determina en funci\u00f3n de las caracter\u00edsticas de la carga, las fluctuaciones de tensi\u00f3n de la red y otros factores.<\/p><p><strong><b>2.<\/b><\/strong><strong><b>Modelo de aislamiento<\/b><\/strong>: El factor de seguridad medioambiental del producto es \u22651,67, lo que garantiza plenamente la estabilidad de su rendimiento el\u00e9ctrico.<\/p><p><strong><b>3.<\/b><\/strong><strong><b>Alta estabilidad din\u00e1mica<\/b><\/strong>: Los devanados presentan una elevada resistencia mec\u00e1nica. Durante el proceso de dise\u00f1o y fabricaci\u00f3n, se eliminan las fuentes de inestabilidad din\u00e1mica provocadas por el flujo de fuga y otros factores, lo que permite que el transformador cumpla con los requisitos de entornos de carga exigentes.<\/p><p><strong><b>4.<\/b><\/strong><strong><b>Gran resistencia a los cortocircuitos<\/b><\/strong>: Se han adoptado un dise\u00f1o estructural especial y unos procesos de fabricaci\u00f3n espec\u00edficos, como el enrollado de correas ajustadas de alta resistencia alrededor de la superficie exterior de los devanados, lo que le confiere una buena resistencia a los cortocircuitos y la capacidad de soportar el impacto de la corriente de cortocircuito.<\/p><p><strong><b>5.<\/b><\/strong><strong><b>Buena estabilidad t\u00e9rmica<\/b><\/strong>: Gracias a un dise\u00f1o avanzado del producto, se controlan rigurosamente las piezas calefactoras y el aumento de temperatura en los puntos cr\u00edticos. Se utilizan conductores de cobre para las bobinas y los cables, y la densidad de corriente se ha fijado en un nivel bajo. Los principales indicadores de aumento de temperatura son, como m\u00ednimo, 5 \u2103 inferiores a los establecidos por la norma nacional.<\/p><p><strong><b>6.<\/b><\/strong><strong><b>Gran capacidad de sobrecarga<\/b><\/strong>: Puede funcionar de forma segura durante un largo periodo de tiempo bajo carga nominal, y tambi\u00e9n puede funcionar de forma segura a plena carga bajo una sobretensi\u00f3n de 110% durante un largo periodo de tiempo. Los terminales del transformador conectados al motor pueden soportar 1,5 veces la corriente nominal durante 5 segundos.<\/p><p><strong><b>7.<\/b><\/strong><strong><b>Regulaci\u00f3n flexible de la tensi\u00f3n<\/b><\/strong>: Bas\u00e1ndose en principios como la regulaci\u00f3n de tensi\u00f3n controlada por fase, se pueden utilizar reactores autosaturantes o tiristores para ajustar la tensi\u00f3n de salida del transformador, lo que permite una regulaci\u00f3n continua de la tensi\u00f3n para satisfacer los requisitos de tensi\u00f3n de diferentes cargas.<\/p><p><strong><b>8.<\/b><\/strong><strong><b>Alta eficiencia<\/b><\/strong>: Se ha adoptado un dise\u00f1o de bajas p\u00e9rdidas, que incluye la selecci\u00f3n de chapas de acero al silicio de alta conductividad magn\u00e9tica y la optimizaci\u00f3n de la estructura del bobinado. El rendimiento a plena carga es \u226598,51 TP6T, lo que cumple con la norma de eficiencia energ\u00e9tica de primer nivel y permite lograr un importante ahorro energ\u00e9tico.<\/p><p><strong><b>9.<\/b><\/strong><strong><b>Estructura compacta<\/b><\/strong>: Se utiliza el moldeo al vac\u00edo con resina epoxi o un dise\u00f1o de estructura abierta, lo que reduce el volumen en un 40% en comparaci\u00f3n con los transformadores tradicionales sumergidos en aceite. Permite la instalaci\u00f3n en pared, lo que ahorra espacio de instalaci\u00f3n.<\/p><p><strong><b>10.<\/b><\/strong><strong><b>Bajo nivel de ruido<\/b><\/strong>: Se utilizan materiales de alta calidad y procesos de fabricaci\u00f3n avanzados, como procesos especiales de inmersi\u00f3n y m\u00e9todos adecuados de laminado del n\u00facleo de hierro, lo que reduce eficazmente las vibraciones y el ruido durante el funcionamiento. El nivel de ruido suele ser inferior a 65 dB.<\/p><p><strong><b>11.<\/b><\/strong><strong><b>Buen desempe\u00f1o medioambiental<\/b><\/strong>: Algunos transformadores rectificadores adoptan una estructura de tipo seco, que se caracteriza por su resistencia al calor y a la humedad, no produce gases t\u00f3xicos y es respetuosa con el medio ambiente. Adem\u00e1s, es posible seleccionar el nivel de protecci\u00f3n para adaptarse a diferentes entornos de uso.<\/p><p><strong><b>\u2161<\/b><\/strong><strong><b>. Ventajas del producto<\/b><\/strong><\/p><p>1. Los transformadores rectificadores son equipos fundamentales para llevar a cabo la conversi\u00f3n de corriente alterna a corriente continua en los sistemas de electr\u00f3nica de potencia. Su dise\u00f1o y rendimiento influyen directamente en la estabilidad, la eficiencia y la seguridad de los sistemas rectificadores. A continuaci\u00f3n se presenta un an\u00e1lisis detallado de las ventajas de los transformadores rectificadores desde m\u00faltiples perspectivas:<\/p><p><strong><b>\u2460<\/b><\/strong><strong><b>Dise\u00f1o de bobinado flexible<\/b><\/strong><\/p><p>Los devanados del lado primario (entrada de CA) y del lado secundario (conectado al rectificador) de los transformadores rectificadores pueden dise\u00f1arse con diferentes relaciones de transformaci\u00f3n y m\u00e9todos de conexi\u00f3n (en estrella, en tri\u00e1ngulo, en zigzag), seg\u00fan el tipo de circuito rectificador (monof\u00e1sico de media onda, de onda completa, puente trif\u00e1sico), garantizando la adaptaci\u00f3n a los par\u00e1metros el\u00e9ctricos de los componentes rectificadores (diodos, tiristores, etc.) y reduciendo las p\u00e9rdidas del circuito y las interferencias.<\/p><p><strong><b>\u2461<\/b><\/strong><strong><b>Capacidad de salida con m\u00faltiples bobinados<\/b><\/strong><\/p><p>Se pueden dise\u00f1ar varios conjuntos de bobinados secundarios para satisfacer las necesidades de varios conjuntos de circuitos rectificadores que funcionan simult\u00e1neamente (situaciones que requieren varios conjuntos de fuentes de alimentaci\u00f3n de corriente continua en equipos industriales de electr\u00f3lisis y galvanoplastia), lo que simplifica el cableado del sistema y mejora el aprovechamiento del espacio.<\/p><p><strong><b>\u2462<\/b><\/strong><strong><b>La reactancia de fuga puede limitar la amplitud de las corrientes arm\u00f3nicas<\/b><\/strong><\/p><p>Se combinan varios transformadores rectificadores con diferentes \u00e1ngulos de desplazamiento de fase, lo que permite que los arm\u00f3nicos se anulen entre s\u00ed y se reduzca significativamente la tasa de distorsi\u00f3n arm\u00f3nica total.<\/p><p><strong><b>\u2463<\/b><\/strong><strong><b>Mejora del factor de potencia<\/b><\/strong><\/p><p>Un transformador rectificador bien dise\u00f1ado puede combinarse con un dispositivo de filtrado para mejorar las caracter\u00edsticas de la carga inductiva del sistema rectificador, reducir las p\u00e9rdidas de potencia reactiva, aumentar el factor de potencia en el lado de la red el\u00e9ctrica y reducir los costes de la electricidad.<\/p><p><strong><b>\u2464<\/b><\/strong><strong><b>Adaptaci\u00f3n a la protecci\u00f3n contra sobrecorriente y sobretensi\u00f3n<\/b><\/strong><\/p><p>Los devanados de protecci\u00f3n contra sobrecorriente pueden integrarse en el dise\u00f1o del devanado o combinarse con dispositivos de protecci\u00f3n por rel\u00e9. Cuando se produce una sobrecarga o un cortocircuito en el circuito rectificador, es posible cortar r\u00e1pidamente el suministro el\u00e9ctrico o limitar la corriente de fallo, lo que reduce el riesgo de da\u00f1os en los equipos.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div id=\"e-n-tab-content-649863463\" role=\"tabpanel\" aria-labelledby=\"e-n-tab-title-649863463\" data-tab-index=\"3\" style=\"--n-tabs-title-order: 3;\" class=\"elementor-element elementor-element-764f307 e-con-full e-flex e-con e-child\" data-id=\"764f307\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-9872304 elementor-widget elementor-widget-heading\" data-id=\"9872304\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Estructura del producto<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b1b2cc5 elementor-widget elementor-widget-text-editor\" data-id=\"b1b2cc5\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p><strong><b>\u2160. Proceso de producci\u00f3n<\/b><\/strong><\/p><p>1. El proceso de fabricaci\u00f3n de los transformadores rectificadores es un eslab\u00f3n fundamental para garantizar su adaptaci\u00f3n a cargas rectificadoras no lineales, la supresi\u00f3n de las interferencias arm\u00f3nicas y un funcionamiento estable a largo plazo. Abarca todo el proceso de control de precisi\u00f3n, desde la selecci\u00f3n de las materias primas hasta las pruebas del producto acabado. A continuaci\u00f3n se ofrece una descripci\u00f3n detallada de sus principales procesos de fabricaci\u00f3n:<\/p><p><strong><b>\u2460<\/b><\/strong><strong><b>Corte de chapas de acero al silicio<\/b><\/strong>:<\/p><p>Las l\u00edneas de corte transversal CNC se utilizan para realizar cortes precisos que garanticen que la desviaci\u00f3n en las dimensiones de la chapa sea \u2264\u00b10,1 mm y que la rebaba de corte sea \u22640,02 mm (para evitar un aumento de las p\u00e9rdidas por corrientes par\u00e1sitas).<\/p><p><strong><b>\u2461<\/b><\/strong><strong><b>Laminado del n\u00facleo de hierro<\/b><\/strong>:<\/p><p>Se adopta el proceso de \u201cyugo superior no laminado\u201d (laminando primero la columna del n\u00facleo de hierro y, a continuaci\u00f3n, insertando el yugo superior) para reducir la tensi\u00f3n de laminaci\u00f3n; el factor de laminaci\u00f3n se controla entre 0,96 y 0,97 (para mejorar la conductividad magn\u00e9tica).Para la fijaci\u00f3n se utilizan tornillos aislantes o cintas de sujeci\u00f3n, con una fuerza de fijaci\u00f3n uniforme (compresi\u00f3n axial \u22641%) para evitar el ruido de vibraci\u00f3n del n\u00facleo de hierro (ruido en vac\u00edo \u226465 dB).<\/p><p><strong><b>\u2462<\/b><\/strong><strong><b>Tratamiento de puesta a tierra del n\u00facleo de hierro<\/b><\/strong>:<\/p><p>Puesta a tierra en un solo punto (una placa de puesta a tierra sale de la parte inferior del n\u00facleo de hierro) para evitar los problemas derivados de la puesta a tierra en varios puntos; la resistencia de puesta a tierra es \u22641 \u03a9.<\/p><p><strong><b>\u2463<\/b><\/strong><strong><b>Proceso de fabricaci\u00f3n de n\u00facleos de hierro<\/b><\/strong>:<\/p><p>El n\u00facleo de hierro es el elemento central del circuito magn\u00e9tico, y el proceso se centra en reducir las p\u00e9rdidas en el hierro, minimizar el ruido y garantizar la resistencia estructural.<\/p><p><strong><b>\u2464<\/b><\/strong><strong><b>Proceso de fabricaci\u00f3n de bobinas<\/b><\/strong>:<\/p><p>El devanado es el n\u00facleo del circuito y debe cumplir los requisitos de resistencia a la tensi\u00f3n, resistencia a los cortocircuitos, bajas p\u00e9rdidas y adaptaci\u00f3n arm\u00f3nica: Transformadores de tipo seco: Los devanados se moldean con resina epoxi (desgasificaci\u00f3n al vac\u00edo \u2264 -0,095 MPa, temperatura de curado 130 \u2103 \u00d7 8 h) para garantizar que no haya burbujas en la capa aislante (di\u00e1metro de las burbujas \u2264 0,5 mm).Transformadores sumergidos en aceite: Los devanados se someten a un secado previo (105 \u2103 \u00d7 48 h, grado de vac\u00edo \u2264 10 Pa) y, tras sumergirlos en pintura, se secan (120 \u2103 \u00d7 24 h) para mejorar la integridad del aislamiento.<\/p><p><strong><b>\u2465<\/b><\/strong><strong><b>Dise\u00f1o y bobinado de bobinas<\/b><\/strong>:<\/p><p>De acuerdo con los requisitos de rectificaci\u00f3n con desplazamiento de fase (por ejemplo, 12\/24 pulsos), se utiliza un bobinado segmentado de m\u00faltiples bobinas para garantizar que la precisi\u00f3n de la diferencia de fase de cada bobina sea \u2264\u00b10,5\u00b0.El devanado de baja tensi\u00f3n (lado del rectificador) se realiza mediante el m\u00e9todo de l\u00e1mina (espesor de la l\u00e1mina de cobre de 0,3 a 0,5 mm) para mejorar la eficiencia de disipaci\u00f3n del calor; el devanado de alta tensi\u00f3n se realiza mediante el m\u00e9todo continuo o  para aumentar la rigidez diel\u00e9ctrica.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div id=\"e-n-tab-content-649863464\" role=\"tabpanel\" aria-labelledby=\"e-n-tab-title-649863464\" data-tab-index=\"4\" style=\"--n-tabs-title-order: 4;\" class=\"elementor-element elementor-element-265fa39 e-con-full e-flex e-con e-child\" data-id=\"265fa39\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-73d198a elementor-widget elementor-widget-heading\" data-id=\"73d198a\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Especificaciones<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-de4a9c0 elementor-widget elementor-widget-n-accordion\" data-id=\"de4a9c0\" data-element_type=\"widget\" data-settings=\"{&quot;default_state&quot;:&quot;all_collapsed&quot;,&quot;max_items_expended&quot;:&quot;multiple&quot;,&quot;n_accordion_animation_duration&quot;:{&quot;unit&quot;:&quot;ms&quot;,&quot;size&quot;:400,&quot;sizes&quot;:[]}}\" data-widget_type=\"nested-accordion.default\">\n\t\t\t\t\t\t\t<div class=\"e-n-accordion\" aria-label=\"Accordion. Open links with Enter or Space, close with Escape, and navigate with Arrow Keys\">\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-2330\" class=\"e-n-accordion-item\" >\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"1\" tabindex=\"0\" aria-expanded=\"false\" aria-controls=\"e-n-accordion-item-2330\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><div class=\"e-n-accordion-item-title-text\"> Transformador el\u00e9ctrico trif\u00e1sico de alta y baja tensi\u00f3n, sumergido en aceite <\/div><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-angle-down\" viewbox=\"0 0 320 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M143 352.3L7 216.3c-9.4-9.4-9.4-24.6 0-33.9l22.6-22.6c9.4-9.4 24.6-9.4 33.9 0l96.4 96.4 96.4-96.4c9.4-9.4 24.6-9.4 33.9 0l22.6 22.6c9.4 9.4 9.4 24.6 0 33.9l-136 136c-9.2 9.4-24.4 9.4-33.8 0z\"><\/path><\/svg><\/span>\n\t\t\t<span class='e-closed'><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-angle-right\" viewbox=\"0 0 256 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M224.3 273l-136 136c-9.4 9.4-24.6 9.4-33.9 0l-22.6-22.6c-9.4-9.4-9.4-24.6 0-33.9l96.4-96.4-96.4-96.4c-9.4-9.4-9.4-24.6 0-33.9L54.3 103c9.4-9.4 24.6-9.4 33.9 0l136 136c9.5 9.4 9.5 24.6.1 34z\"><\/path><\/svg><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-2330\" class=\"elementor-element elementor-element-bf0179b e-con-full e-flex e-con e-child\" data-id=\"bf0179b\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-0f85fed elementor-widget elementor-widget-html\" data-id=\"0f85fed\" data-element_type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t\t<style type=\"text\/css\">\r\n.table-responsive {\r\n  width: 100%;\r\n  overflow-x: auto; \/* \u5c0f\u5c4f\u5e55\u53ef\u6a2a\u5411\u6eda\u52a8 *\/\r\n}\r\n\r\n\/* \u8868\u683c\u57fa\u7840\u6837\u5f0f *\/\r\n.tg  {\r\n  border-collapse: collapse;\r\n  border-spacing: 0;\r\n  min-width: 800px; \/* \u9632\u6b62\u8868\u683c\u88ab\u538b\u7f29\u5f97\u592a\u5c0f *\/\r\n}\r\n\r\n.tg td, .tg th {\r\n  border-color: black;\r\n  border-style: solid;\r\n  border-width: 1px;\r\n  font-family: Arial, sans-serif;\r\n  font-size: 14px;\r\n  overflow: hidden;\r\n  padding: 10px 5px;\r\n  text-align: center;\r\n  vertical-align: top;\r\n  word-break: normal;\r\n}\r\n\r\n.tg th {\r\n  font-weight: normal;\r\n}\r\n\r\n.tg .tg-4fhu {\r\n  background-color: #FFF;\r\n  color: #212529;\r\n}\r\n\r\n\/* \u5e73\u677f\u9002\u914d *\/\r\n@media (max-width: 1024px) {\r\n  .tg td, .tg th {\r\n    font-size: 13px;\r\n    padding: 8px 4px;\r\n  }\r\n}\r\n\r\n\/* \u624b\u673a\u9002\u914d *\/\r\n@media (max-width: 768px) {\r\n  .tg td, .tg th {\r\n    font-size: 12px;\r\n    padding: 6px 3px;\r\n  }\r\n}\r\n<\/style>\r\n\r\n<div class=\"table-responsive\">\r\n<table class=\"tg\">\r\n<thead>\r\n  <tr>\r\n   <style type=\"text\/css\">\r\n.tg  {border-collapse:collapse;border-spacing:0;}\r\n.tg td{border-color:black;border-style:solid;border-width:1px;font-family:Arial, sans-serif;font-size:14px;\r\n  overflow:hidden;padding:10px 5px;word-break:normal;}\r\n.tg th{border-color:black;border-style:solid;border-width:1px;font-family:Arial, sans-serif;font-size:14px;\r\n  font-weight:normal;overflow:hidden;padding:10px 5px;word-break:normal;}\r\n.tg .tg-wa1i{font-weight:bold;text-align:center;vertical-align:middle}\r\n.tg .tg-uzvj{border-color:inherit;font-weight:bold;text-align:center;vertical-align:middle}\r\n.tg .tg-nrix{text-align:center;vertical-align:middle}\r\n<\/style>\r\n<table class=\"tg\"><thead>\r\n  <tr>\r\n    <th class=\"tg-uzvj\" rowspan=\"2\">Capacidad nominal<\/th>\r\n    <th class=\"tg-wa1i\" rowspan=\"2\">H.V.<\/th>\r\n    <th class=\"tg-wa1i\" rowspan=\"2\">L.V.<\/th>\r\n    <th class=\"tg-wa1i\" rowspan=\"2\">S\u00edmbolo de conexi\u00f3n<\/th>\r\n    <th class=\"tg-wa1i\" colspan=\"2\">P\u00e9rdidas en vac\u00edo (kW)<\/th>\r\n    <th class=\"tg-wa1i\" colspan=\"2\">P\u00e9rdida en carga (kW)<\/th>\r\n    <th class=\"tg-wa1i\">Impedancia de cortocircuito<\/th>\r\n  <\/tr>\r\n  <tr>\r\n    <th class=\"tg-wa1i\">S11<\/th>\r\n    <th class=\"tg-wa1i\">S13<\/th>\r\n    <th class=\"tg-wa1i\">S11<\/th>\r\n    <th class=\"tg-wa1i\">S13<\/th>\r\n    <th class=\"tg-wa1i\">S11<\/th>\r\n  <\/tr><\/thead>\r\n<tbody>\r\n  <tr>\r\n    <td class=\"tg-nrix\">50<\/td>\r\n    <td class=\"tg-nrix\" rowspan=\"16\">35<br><br><br><br>38.5<\/td>\r\n    <td class=\"tg-nrix\" rowspan=\"16\">0.4<\/td>\r\n    <td class=\"tg-nrix\" rowspan=\"16\">Dyn11<br><br><br><br>Yyn0<\/td>\r\n    <td class=\"tg-nrix\">0.16<\/td>\r\n    <td class=\"tg-nrix\">0.112<\/td>\r\n    <td class=\"tg-nrix\">1.20\/1.14<\/td>\r\n    <td class=\"tg-nrix\">1.20\/1.14<\/td>\r\n    <td class=\"tg-nrix\" rowspan=\"16\">6.5<\/td>\r\n  <\/tr>\r\n  <tr>\r\n    <td class=\"tg-nrix\">100<\/td>\r\n    <td class=\"tg-nrix\">0.23<\/td>\r\n    <td class=\"tg-nrix\">0.161<\/td>\r\n    <td class=\"tg-nrix\">2.01\/1.91<\/td>\r\n    <td class=\"tg-nrix\">2.01\/1.91<\/td>\r\n  <\/tr>\r\n  <tr>\r\n    <td class=\"tg-nrix\">125<\/td>\r\n    <td class=\"tg-nrix\">0.27<\/td>\r\n    <td class=\"tg-nrix\">0.189<\/td>\r\n    <td class=\"tg-nrix\">2.37\/2.26<\/td>\r\n    <td class=\"tg-nrix\">2.37\/2.26<\/td>\r\n  <\/tr>\r\n  <tr>\r\n    <td class=\"tg-nrix\">160<\/td>\r\n    <td class=\"tg-nrix\">0.28<\/td>\r\n    <td class=\"tg-nrix\">0.196<\/td>\r\n    <td class=\"tg-nrix\">2.82\/2.68<\/td>\r\n    <td class=\"tg-nrix\">2.82\/2.68<\/td>\r\n  <\/tr>\r\n  <tr>\r\n    <td class=\"tg-nrix\">200<\/td>\r\n    <td class=\"tg-nrix\">0.34<\/td>\r\n    <td class=\"tg-nrix\">0.238<\/td>\r\n    <td class=\"tg-nrix\">3.32\/3.16<\/td>\r\n    <td class=\"tg-nrix\">3.32\/3.16<\/td>\r\n  <\/tr>\r\n  <tr>\r\n    <td class=\"tg-nrix\">250<\/td>\r\n    <td class=\"tg-nrix\">0.4<\/td>\r\n    <td class=\"tg-nrix\">0.28<\/td>\r\n    <td class=\"tg-nrix\">3.95\/3.76<\/td>\r\n    <td class=\"tg-nrix\">3.95\/3.76<\/td>\r\n  <\/tr>\r\n  <tr>\r\n    <td class=\"tg-nrix\">315<\/td>\r\n    <td class=\"tg-nrix\">0.48<\/td>\r\n    <td class=\"tg-nrix\">0.336<\/td>\r\n    <td class=\"tg-nrix\">4.75\/4.53<\/td>\r\n    <td class=\"tg-nrix\">4.75\/4.53<\/td>\r\n  <\/tr>\r\n  <tr>\r\n    <td class=\"tg-nrix\">400<\/td>\r\n    <td class=\"tg-nrix\">0.58<\/td>\r\n    <td class=\"tg-nrix\">0.406<\/td>\r\n    <td class=\"tg-nrix\">5.74\/5.47<\/td>\r\n    <td class=\"tg-nrix\">5.74\/5.47<\/td>\r\n  <\/tr>\r\n  <tr>\r\n    <td class=\"tg-nrix\">500<\/td>\r\n    <td class=\"tg-nrix\">0.68<\/td>\r\n    <td class=\"tg-nrix\">0.476<\/td>\r\n    <td class=\"tg-nrix\">6.91\/6.58<\/td>\r\n    <td class=\"tg-nrix\">6.91\/6.58<\/td>\r\n  <\/tr>\r\n  <tr>\r\n    <td class=\"tg-nrix\">630<\/td>\r\n    <td class=\"tg-nrix\">0.83<\/td>\r\n    <td class=\"tg-nrix\">0.581<\/td>\r\n    <td class=\"tg-nrix\">7.86<\/td>\r\n    <td class=\"tg-nrix\">7.86<\/td>\r\n  <\/tr>\r\n  <tr>\r\n    <td class=\"tg-nrix\">800<\/td>\r\n    <td class=\"tg-nrix\">0.98<\/td>\r\n    <td class=\"tg-nrix\">0.686<\/td>\r\n    <td class=\"tg-nrix\">9.4<\/td>\r\n    <td class=\"tg-nrix\">9.4<\/td>\r\n  <\/tr>\r\n  <tr>\r\n    <td class=\"tg-nrix\">1000<\/td>\r\n    <td class=\"tg-nrix\">1.15<\/td>\r\n    <td class=\"tg-nrix\">0.805<\/td>\r\n    <td class=\"tg-nrix\">11.5<\/td>\r\n    <td class=\"tg-nrix\">11.5<\/td>\r\n  <\/tr>\r\n  <tr>\r\n    <td class=\"tg-nrix\">1250<\/td>\r\n    <td class=\"tg-nrix\">1.4<\/td>\r\n    <td class=\"tg-nrix\">0.98<\/td>\r\n    <td class=\"tg-nrix\">13.9<\/td>\r\n    <td class=\"tg-nrix\">13.9<\/td>\r\n  <\/tr>\r\n  <tr>\r\n    <td class=\"tg-nrix\">1600<\/td>\r\n    <td class=\"tg-nrix\">1.69<\/td>\r\n    <td class=\"tg-nrix\">1.183<\/td>\r\n    <td class=\"tg-nrix\">16.6<\/td>\r\n    <td class=\"tg-nrix\">16.6<\/td>\r\n  <\/tr>\r\n  <tr>\r\n    <td class=\"tg-nrix\">2000<\/td>\r\n    <td class=\"tg-nrix\">1.99<\/td>\r\n    <td class=\"tg-nrix\">1.393<\/td>\r\n    <td class=\"tg-nrix\">19.7<\/td>\r\n    <td class=\"tg-nrix\">19.7<\/td>\r\n  <\/tr>\r\n  <tr>\r\n    <td class=\"tg-nrix\">2500<\/td>\r\n    <td class=\"tg-nrix\">2.36<\/td>\r\n    <td class=\"tg-nrix\">1.652<\/td>\r\n    <td class=\"tg-nrix\">23.2<\/td>\r\n    <td class=\"tg-nrix\">23.2<\/td>\r\n  <\/tr>\r\n<\/tbody><\/table>\r\n<\/thead>\r\n<tbody>\r\n  <!-- \u4f60\u539f\u6765\u7684 <tr> \u6570\u636e\u4fdd\u6301\u4e0d\u53d8\uff0c\u76f4\u63a5\u653e\u8fd9\u91cc -->\r\n  <!-- ... \u539f\u59cb\u8868\u683c\u5185\u5bb9 ... -->\r\n<\/tbody>\r\n<\/table>\r\n<\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/details>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div id=\"e-n-tab-content-649863465\" role=\"tabpanel\" aria-labelledby=\"e-n-tab-title-649863465\" data-tab-index=\"5\" style=\"--n-tabs-title-order: 5;\" class=\"elementor-element elementor-element-53e5531 e-con-full e-flex e-con e-child\" data-id=\"53e5531\" data-element_type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-bd32b31 e-flex e-con-boxed e-con e-child\" data-id=\"bd32b31\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-cde164f elementor-widget elementor-widget-image\" data-id=\"cde164f\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"751\" src=\"https:\/\/www.ketetransformer.com\/wp-content\/uploads\/2025\/08\/\u6cb9\u6d78\u5f0f\u53d8\u538b\u5668\u56fe\u7eb8-1024x751.png\" class=\"attachment-large size-large wp-image-4659\" alt=\"\" srcset=\"https:\/\/www.ketetransformer.com\/wp-content\/uploads\/2025\/08\/\u6cb9\u6d78\u5f0f\u53d8\u538b\u5668\u56fe\u7eb8-1024x751.png 1024w, https:\/\/www.ketetransformer.com\/wp-content\/uploads\/2025\/08\/\u6cb9\u6d78\u5f0f\u53d8\u538b\u5668\u56fe\u7eb8-300x220.png 300w, https:\/\/www.ketetransformer.com\/wp-content\/uploads\/2025\/08\/\u6cb9\u6d78\u5f0f\u53d8\u538b\u5668\u56fe\u7eb8-768x564.png 768w, https:\/\/www.ketetransformer.com\/wp-content\/uploads\/2025\/08\/\u6cb9\u6d78\u5f0f\u53d8\u538b\u5668\u56fe\u7eb8-600x440.png 600w, https:\/\/www.ketetransformer.com\/wp-content\/uploads\/2025\/08\/\u6cb9\u6d78\u5f0f\u53d8\u538b\u5668\u56fe\u7eb8.png 1063w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div id=\"e-n-tab-content-649863466\" role=\"tabpanel\" aria-labelledby=\"e-n-tab-title-649863466\" data-tab-index=\"6\" style=\"--n-tabs-title-order: 6;\" class=\"elementor-element elementor-element-a681f0e e-con-full e-flex e-con e-child\" data-id=\"a681f0e\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-11bf213 elementor-widget elementor-widget-heading\" data-id=\"11bf213\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Preguntas frecuentes<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d080af3 elementor-widget elementor-widget-n-accordion\" data-id=\"d080af3\" data-element_type=\"widget\" data-settings=\"{&quot;default_state&quot;:&quot;all_collapsed&quot;,&quot;max_items_expended&quot;:&quot;multiple&quot;,&quot;n_accordion_animation_duration&quot;:{&quot;unit&quot;:&quot;ms&quot;,&quot;size&quot;:400,&quot;sizes&quot;:[]}}\" data-widget_type=\"nested-accordion.default\">\n\t\t\t\t\t\t\t<div class=\"e-n-accordion\" aria-label=\"Accordion. Open links with Enter or Space, close with Escape, and navigate with Arrow Keys\">\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-2180\" class=\"e-n-accordion-item\" >\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"1\" tabindex=\"0\" aria-expanded=\"false\" aria-controls=\"e-n-accordion-item-2180\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><div class=\"e-n-accordion-item-title-text\"> 1. \u00bfQu\u00e9 es un transformador rectificador? \u00bfEn qu\u00e9 se diferencia de un transformador de potencia normal? <\/div><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-angle-down\" viewbox=\"0 0 320 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M143 352.3L7 216.3c-9.4-9.4-9.4-24.6 0-33.9l22.6-22.6c9.4-9.4 24.6-9.4 33.9 0l96.4 96.4 96.4-96.4c9.4-9.4 24.6-9.4 33.9 0l22.6 22.6c9.4 9.4 9.4 24.6 0 33.9l-136 136c-9.2 9.4-24.4 9.4-33.8 0z\"><\/path><\/svg><\/span>\n\t\t\t<span class='e-closed'><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-angle-right\" viewbox=\"0 0 256 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M224.3 273l-136 136c-9.4 9.4-24.6 9.4-33.9 0l-22.6-22.6c-9.4-9.4-9.4-24.6 0-33.9l96.4-96.4-96.4-96.4c-9.4-9.4-9.4-24.6 0-33.9L54.3 103c9.4-9.4 24.6-9.4 33.9 0l136 136c9.5 9.4 9.5 24.6.1 34z\"><\/path><\/svg><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-2180\" class=\"elementor-element elementor-element-05eeb49 e-con-full e-flex e-con e-child\" data-id=\"05eeb49\" data-element_type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-d60b237 elementor-widget elementor-widget-text-editor\" data-id=\"d60b237\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Un transformador rectificador es un transformador especial destinado a alimentar sistemas rectificadores. Su funci\u00f3n principal consiste en convertir la corriente alterna de la red el\u00e9ctrica en corriente alterna con la tensi\u00f3n adecuada que requieren los rectificadores (por ejemplo, tiristores o diodos), para que estos, a su vez, generen corriente continua.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/details>\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-2181\" class=\"e-n-accordion-item\" >\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"2\" tabindex=\"-1\" aria-expanded=\"false\" aria-controls=\"e-n-accordion-item-2181\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><div class=\"e-n-accordion-item-title-text\"> 2. \u00bfC\u00f3mo se calcula y se selecciona la potencia de un transformador rectificador? <\/div><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-angle-down\" viewbox=\"0 0 320 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M143 352.3L7 216.3c-9.4-9.4-9.4-24.6 0-33.9l22.6-22.6c9.4-9.4 24.6-9.4 33.9 0l96.4 96.4 96.4-96.4c9.4-9.4 24.6-9.4 33.9 0l22.6 22.6c9.4 9.4 9.4 24.6 0 33.9l-136 136c-9.2 9.4-24.4 9.4-33.8 0z\"><\/path><\/svg><\/span>\n\t\t\t<span class='e-closed'><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-angle-right\" viewbox=\"0 0 256 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M224.3 273l-136 136c-9.4 9.4-24.6 9.4-33.9 0l-22.6-22.6c-9.4-9.4-9.4-24.6 0-33.9l96.4-96.4-96.4-96.4c-9.4-9.4-9.4-24.6 0-33.9L54.3 103c9.4-9.4 24.6-9.4 33.9 0l136 136c9.5 9.4 9.5 24.6.1 34z\"><\/path><\/svg><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-2181\" class=\"elementor-element elementor-element-9b6bfdb e-con-full e-flex e-con e-child\" data-id=\"9b6bfdb\" data-element_type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-3e23d10 elementor-widget elementor-widget-text-editor\" data-id=\"3e23d10\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>\u2460 La elecci\u00f3n de la potencia de un transformador rectificador es fundamental, y la f\u00f3rmula de c\u00e1lculo es la siguiente:<\/p><p>P = K \u00d7 Ud \u00d7 Id \/ \u03b7 (kVA)<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/details>\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-2182\" class=\"e-n-accordion-item\" >\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"3\" tabindex=\"-1\" aria-expanded=\"false\" aria-controls=\"e-n-accordion-item-2182\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><div class=\"e-n-accordion-item-title-text\"> 3. El transformador rectificador presenta un aumento de temperatura excesivamente elevado durante su funcionamiento, hasta el punto de que resulta caliente al tacto. \u00bfA qu\u00e9 se debe esto? <\/div><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-angle-down\" viewbox=\"0 0 320 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M143 352.3L7 216.3c-9.4-9.4-9.4-24.6 0-33.9l22.6-22.6c9.4-9.4 24.6-9.4 33.9 0l96.4 96.4 96.4-96.4c9.4-9.4 24.6-9.4 33.9 0l22.6 22.6c9.4 9.4 9.4 24.6 0 33.9l-136 136c-9.2 9.4-24.4 9.4-33.8 0z\"><\/path><\/svg><\/span>\n\t\t\t<span class='e-closed'><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-angle-right\" viewbox=\"0 0 256 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M224.3 273l-136 136c-9.4 9.4-24.6 9.4-33.9 0l-22.6-22.6c-9.4-9.4-9.4-24.6 0-33.9l96.4-96.4-96.4-96.4c-9.4-9.4-9.4-24.6 0-33.9L54.3 103c9.4-9.4 24.6-9.4 33.9 0l136 136c9.5 9.4 9.5 24.6.1 34z\"><\/path><\/svg><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-2182\" class=\"elementor-element elementor-element-eb6a4dc e-con-full e-flex e-con e-child\" data-id=\"eb6a4dc\" data-element_type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-5f1cf45 elementor-widget elementor-widget-text-editor\" data-id=\"5f1cf45\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p><strong><b>\u2460<\/b><\/strong><strong><b>Corrientes arm\u00f3nicas<\/b><\/strong>: El gran n\u00famero de corrientes arm\u00f3nicas generadas por las cargas de los rectificadores provoca un aumento de las p\u00e9rdidas adicionales en el cobre y en el hierro, lo cual constituye la raz\u00f3n m\u00e1s importante.<\/p><p><strong><b>\u2461<\/b><\/strong><strong><b>Funcionamiento en sobrecarga<\/b><\/strong>: La corriente de carga real supera el valor nominal durante un periodo prolongado.<\/p><p><strong><b>\u2462<\/b><\/strong><strong><b>Fallo del sistema de refrigeraci\u00f3n<\/b><\/strong>: Por ejemplo, el ventilador de refrigeraci\u00f3n por aire forzado de un transformador sumergido en aceite deja de funcionar, el radiador est\u00e1 sucio y obstruido, o la tuber\u00eda est\u00e1 obstruida; el conducto de aire de un transformador de tipo seco est\u00e1 obstruido o la ventilaci\u00f3n ambiental es deficiente.<\/p><p><strong><b>\u2463<\/b><\/strong><strong><b>Fallos internos<\/b><\/strong>: Por ejemplo, cortocircuitos entre espiras en los devanados o la conexi\u00f3n a tierra en varios puntos del n\u00facleo de hierro, lo que provoca un sobrecalentamiento local.<\/p><p><strong><b>\u2464<\/b><\/strong><strong><b>Mal contacto<\/b><\/strong>: La resistencia de contacto en los puntos de conexi\u00f3n de los cables del devanado o de los pasacables es demasiado elevada, lo que provoca la generaci\u00f3n de calor.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/details>\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-2183\" class=\"e-n-accordion-item\" >\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"4\" tabindex=\"-1\" aria-expanded=\"false\" aria-controls=\"e-n-accordion-item-2183\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><div class=\"e-n-accordion-item-title-text\"> 4. El transformador rectificador hace mucho ruido cuando est\u00e1 en funcionamiento. \u00bfEs normal? <\/div><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-angle-down\" viewbox=\"0 0 320 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M143 352.3L7 216.3c-9.4-9.4-9.4-24.6 0-33.9l22.6-22.6c9.4-9.4 24.6-9.4 33.9 0l96.4 96.4 96.4-96.4c9.4-9.4 24.6-9.4 33.9 0l22.6 22.6c9.4 9.4 9.4 24.6 0 33.9l-136 136c-9.2 9.4-24.4 9.4-33.8 0z\"><\/path><\/svg><\/span>\n\t\t\t<span class='e-closed'><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-angle-right\" viewbox=\"0 0 256 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M224.3 273l-136 136c-9.4 9.4-24.6 9.4-33.9 0l-22.6-22.6c-9.4-9.4-9.4-24.6 0-33.9l96.4-96.4-96.4-96.4c-9.4-9.4-9.4-24.6 0-33.9L54.3 103c9.4-9.4 24.6-9.4 33.9 0l136 136c9.5 9.4 9.5 24.6.1 34z\"><\/path><\/svg><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-2183\" class=\"elementor-element elementor-element-8566f20 e-con-full e-flex e-con e-child\" data-id=\"8566f20\" data-element_type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-d6f876c elementor-widget elementor-widget-text-editor\" data-id=\"d6f876c\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>El ruido de funcionamiento de un transformador rectificador suele ser ligeramente superior al de un transformador de potencia, pero un ruido anormalmente fuerte suele indicar un problema. Entre las posibles causas se encuentran:<\/p><p><strong><b>\u2460<\/b><\/strong><strong><b>Cuestiones fundamentales<\/b><\/strong>: Abrazaderas del n\u00facleo de hierro sueltas y l\u00e1minas de acero al silicio sin comprimir, lo que provoca resonancia bajo la acci\u00f3n de un campo magn\u00e9tico.<\/p><p><strong><b>\u2461<\/b><\/strong><strong><b>Magnetizaci\u00f3n por polarizaci\u00f3n de corriente continua<\/b><\/strong>: Debido a la activaci\u00f3n asim\u00e9trica del rectificador o a las tormentas geomagn\u00e9ticas, los componentes de corriente continua fluyen hacia el n\u00facleo de hierro, lo que provoca la saturaci\u00f3n del n\u00facleo de hierro durante medio ciclo, intensifica la magnetoestricci\u00f3n y aumenta dr\u00e1sticamente el ruido.<\/p><p><strong><b>\u2462<\/b><\/strong><strong><b>Arm\u00f3nicos de carga<\/b><\/strong>: Los campos magn\u00e9ticos arm\u00f3nicos provocan la vibraci\u00f3n de componentes como la carcasa y las abrazaderas.<\/p><p><strong><b>\u2463<\/b><\/strong><strong><b>Problemas con el bobinado<\/b><\/strong>: Los devanados se aflojan bajo la acci\u00f3n de la corriente el\u00e9ctrica.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/details>\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-2184\" class=\"e-n-accordion-item\" >\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"5\" tabindex=\"-1\" aria-expanded=\"false\" aria-controls=\"e-n-accordion-item-2184\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><div class=\"e-n-accordion-item-title-text\"> 5. \u00bfQu\u00e9 debo hacer si la tensi\u00f3n de salida del transformador rectificador es inestable? <\/div><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-angle-down\" viewbox=\"0 0 320 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M143 352.3L7 216.3c-9.4-9.4-9.4-24.6 0-33.9l22.6-22.6c9.4-9.4 24.6-9.4 33.9 0l96.4 96.4 96.4-96.4c9.4-9.4 24.6-9.4 33.9 0l22.6 22.6c9.4 9.4 9.4 24.6 0 33.9l-136 136c-9.2 9.4-24.4 9.4-33.8 0z\"><\/path><\/svg><\/span>\n\t\t\t<span class='e-closed'><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-angle-right\" viewbox=\"0 0 256 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M224.3 273l-136 136c-9.4 9.4-24.6 9.4-33.9 0l-22.6-22.6c-9.4-9.4-9.4-24.6 0-33.9l96.4-96.4-96.4-96.4c-9.4-9.4-9.4-24.6 0-33.9L54.3 103c9.4-9.4 24.6-9.4 33.9 0l136 136c9.5 9.4 9.5 24.6.1 34z\"><\/path><\/svg><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-2184\" class=\"elementor-element elementor-element-3b6302b e-con-full e-flex e-con e-child\" data-id=\"3b6302b\" data-element_type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-4da9555 elementor-widget elementor-widget-text-editor\" data-id=\"4da9555\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Las fluctuaciones de tensi\u00f3n en la salida de un transformador rectificador no suelen deberse a un problema del propio transformador. En primer lugar, deben realizarse las siguientes comprobaciones:<\/p><p><strong><b>\u2460<\/b><\/strong><strong><b>Tensi\u00f3n de red<\/b><\/strong>: Comprueba si la tensi\u00f3n de la red el\u00e9ctrica de alto nivel es estable.<\/p><p><strong><b>\u2461<\/b><\/strong><strong><b>Dispositivo rectificador<\/b><\/strong>: Comprueba si el sistema de control de disparo del rectificador (por ejemplo, el tiristor) funciona correctamente y si los impulsos son sim\u00e9tricos y estables.<\/p><p><strong><b>\u2462<\/b><\/strong><strong><b>Cambios en la carga<\/b><\/strong>: Comprueba si la carga de corriente continua presenta fluctuaciones bruscas.<\/p><p><strong><b>\u2463<\/b><\/strong><strong><b>Cambiador de tomas<\/b><\/strong>: Comprueba si la posici\u00f3n del engranaje del cambiador de tomas fuera de circuito est\u00e1 suelta o desplazada.<\/p><p><strong><b>\u2464<\/b><\/strong><strong><b>Puntos de conexi\u00f3n<\/b><\/strong>: Comprueba si todos los puntos de conexi\u00f3n el\u00e9ctrica primarios y secundarios est\u00e1n sueltos u oxidados.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/details>\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-2185\" class=\"e-n-accordion-item\" >\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"6\" tabindex=\"-1\" aria-expanded=\"false\" aria-controls=\"e-n-accordion-item-2185\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><div class=\"e-n-accordion-item-title-text\"> 6. \u00bfQu\u00e9 es un \"transformador rectificador con desplazamiento de fase\"? \u00bfPara qu\u00e9 sirve? <\/div><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-angle-down\" viewbox=\"0 0 320 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M143 352.3L7 216.3c-9.4-9.4-9.4-24.6 0-33.9l22.6-22.6c9.4-9.4 24.6-9.4 33.9 0l96.4 96.4 96.4-96.4c9.4-9.4 24.6-9.4 33.9 0l22.6 22.6c9.4 9.4 9.4 24.6 0 33.9l-136 136c-9.2 9.4-24.4 9.4-33.8 0z\"><\/path><\/svg><\/span>\n\t\t\t<span class='e-closed'><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-angle-right\" viewbox=\"0 0 256 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M224.3 273l-136 136c-9.4 9.4-24.6 9.4-33.9 0l-22.6-22.6c-9.4-9.4-9.4-24.6 0-33.9l96.4-96.4-96.4-96.4c-9.4-9.4-9.4-24.6 0-33.9L54.3 103c9.4-9.4 24.6-9.4 33.9 0l136 136c9.5 9.4 9.5 24.6.1 34z\"><\/path><\/svg><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-2185\" class=\"elementor-element elementor-element-d41fa9f e-con-full e-flex e-con e-child\" data-id=\"d41fa9f\" data-element_type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-0fd938a elementor-widget elementor-widget-text-editor\" data-id=\"0fd938a\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Un transformador rectificador con desplazamiento de fase es un transformador rectificador especial que genera m\u00faltiples conjuntos de tensiones secundarias con diferentes fases mediante bobinados con desplazamiento de fase (por ejemplo, conexi\u00f3n en tri\u00e1ngulo ampliada). Su objetivo principal es llevar a cabo una rectificaci\u00f3n multipulso (por ejemplo, de 12, 24 o 36 pulsos). Cada conjunto adicional de desfasamientos puede anular \u00f3rdenes espec\u00edficas de arm\u00f3nicos. Las principales ventajas son: reducir considerablemente la corriente arm\u00f3nica inyectada en la red el\u00e9ctrica para cumplir los requisitos de calidad de la energ\u00eda, reducir la ondulaci\u00f3n de la tensi\u00f3n de salida rectificada para mejorar la calidad de la energ\u00eda en el lado de la corriente continua, y aumentar la eficiencia y la capacidad del sistema.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/details>\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-2186\" class=\"e-n-accordion-item\" >\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"7\" tabindex=\"-1\" aria-expanded=\"false\" aria-controls=\"e-n-accordion-item-2186\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><div class=\"e-n-accordion-item-title-text\"> 7. El transformador rectificador sumergido en aceite tiene una fuga de aceite. \u00bfC\u00f3mo se debe actuar en este caso? <\/div><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-angle-down\" viewbox=\"0 0 320 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M143 352.3L7 216.3c-9.4-9.4-9.4-24.6 0-33.9l22.6-22.6c9.4-9.4 24.6-9.4 33.9 0l96.4 96.4 96.4-96.4c9.4-9.4 24.6-9.4 33.9 0l22.6 22.6c9.4 9.4 9.4 24.6 0 33.9l-136 136c-9.2 9.4-24.4 9.4-33.8 0z\"><\/path><\/svg><\/span>\n\t\t\t<span class='e-closed'><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-angle-right\" viewbox=\"0 0 256 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M224.3 273l-136 136c-9.4 9.4-24.6 9.4-33.9 0l-22.6-22.6c-9.4-9.4-9.4-24.6 0-33.9l96.4-96.4-96.4-96.4c-9.4-9.4-9.4-24.6 0-33.9L54.3 103c9.4-9.4 24.6-9.4 33.9 0l136 136c9.5 9.4 9.5 24.6.1 34z\"><\/path><\/svg><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-2186\" class=\"elementor-element elementor-element-09a50ce e-con-full e-flex e-con e-child\" data-id=\"09a50ce\" data-element_type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-f9d6bbd elementor-widget elementor-widget-text-editor\" data-id=\"f9d6bbd\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>\u2460 Las fugas de aceite deben atenderse sin demora: notif\u00edcalas de inmediato y toma medidas de aislamiento de seguridad.<\/p><p>\u2461 <strong><b>Localiza el punto de la fuga<\/b><\/strong>: Entre los puntos habituales de fuga se encuentran las soldaduras, las juntas de estanqueidad (por ejemplo, en casquillos, v\u00e1lvulas y bridas), las v\u00e1lvulas de mariposa y los tubos radiales.<\/p><p>\u2462 <strong><b>Tratamiento temporal<\/b><\/strong>: En caso de peque\u00f1as fugas de aceite, limpia la superficie y utiliza un pegamento especial para sellar fugas a modo de sellado provisional.<\/p><p>\u2463 <strong><b>Mantenimiento profesional<\/b><\/strong>: En caso de fugas graves de aceite provocadas por grietas en las soldaduras o por la necesidad de sustituir juntas, el personal especializado deber\u00e1 realizar la reparaci\u00f3n mediante soldadura o la sustituci\u00f3n de las juntas tras cortar la alimentaci\u00f3n el\u00e9ctrica y vaciar el aceite. Queda estrictamente prohibido realizar estas operaciones con el equipo en funcionamiento.<\/p><p>\u2464 <strong><b>Reponer el aceite<\/b><\/strong>: Una vez finalizado el tratamiento, aspire el aceite y rellene con aceite para transformadores nuevo de la misma marca y con resultados de ensayo v\u00e1lidos hasta el nivel de aceite especificado.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/details>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>Un transformador rectificador es un transformador de potencia especial destinado a sistemas rectificadores, ampliamente utilizado en la producci\u00f3n industrial y otros \u00e1mbitos. El principio de funcionamiento de un transformador rectificador es el mismo que el de un transformador convencional. Bas\u00e1ndose en la ley de la inducci\u00f3n electromagn\u00e9tica, convierte la tensi\u00f3n de CA del lado primario (lado de la red) en tensi\u00f3n de CA del lado secundario (lado de la v\u00e1lvula) y, a continuaci\u00f3n, convierte la potencia de CA salida del lado de la v\u00e1lvula en corriente continua mediante componentes rectificadores.<\/p>","protected":false},"featured_media":3491,"template":"","meta":{"_uag_custom_page_level_css":"","site-sidebar-layout":"no-sidebar","site-content-layout":"","ast-site-content-layout":"full-width-container","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"disabled","ast-breadcrumbs-content":"","ast-featured-img":"disabled","footer-sml-layout":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center 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SC(B)13 epoxy resin cast dry-type transformer can be used as an upgraded product of oil-immersed distribution transformer."],"_yoast_wpseo_content_score":["30"],"_yoast_wpseo_estimated-reading-time-minutes":["3"],"_elementor_edit_mode":["builder"],"_elementor_template_type":["product-post"],"_elementor_version":["3.31.1"],"_elementor_pro_version":["3.31.0"],"_astra_content_layout_flag":["disabled"],"site-post-title":["disabled"],"ast-title-bar-display":["disabled"],"ast-featured-img":["disabled"],"_wp_page_template":["default"],"_elementor_data":["[{\"id\":\"11e38e9\",\"elType\":\"container\",\"settings\":{\"flex_direction\":\"column\",\"padding\":{\"unit\":\"px\",\"top\":\"0\",\"right\":\"0\",\"bottom\":\"0\",\"left\":\"0\",\"isLinked\":true}},\"elements\":[{\"id\":\"3df9cea\",\"elType\":\"widget\",\"widgetType\":\"nested-tabs\",\"settings\":{\"tabs\":[{\"tab_title\":\"Brief Introduction\",\"_id\":\"28ed36e\"},{\"tab_title\":\"Feature\",\"_id\":\"44a77a3\"},{\"tab_title\":\"Structure\",\"_id\":\"4e5d404\"},{\"tab_title\":\"Specification\",\"_id\":\"04585e4\"},{\"tab_title\":\"Diagram\",\"_id\":\"ebc3184\"},{\"tab_title\":\"FAQ\",\"_id\":\"0b0e7cd\"}],\"tabs_title_background_color_background\":\"classic\",\"tabs_title_background_color_hover_color\":\"#0055AA\",\"title_text_color\":\"#000000\",\"__globals__\":{\"title_text_color\":\"globals\\\/colors?id=text\",\"tabs_title_background_color_hover_color\":\"globals\\\/colors?id=primary\",\"tabs_title_background_color_color\":\"globals\\\/colors?id=556a01c\",\"tabs_title_background_color_active_color\":\"globals\\\/colors?id=primary\",\"title_typography_typography\":\"globals\\\/typography?id=d5375a8\"},\"tabs_justify_horizontal\":\"start\",\"tabs_title_space_between_tablet\":{\"unit\":\"em\",\"size\":\"\",\"sizes\":[]},\"tabs_title_space_between_mobile\":{\"unit\":\"em\",\"size\":\"\",\"sizes\":[]},\"tabs_title_spacing_tablet\":{\"unit\":\"em\",\"size\":\"\",\"sizes\":[]},\"tabs_title_spacing_mobile\":{\"unit\":\"em\",\"size\":\"\",\"sizes\":[]},\"_padding\":{\"unit\":\"px\",\"top\":\"0\",\"right\":\"0\",\"bottom\":\"0\",\"left\":\"0\",\"isLinked\":true},\"_element_custom_width\":{\"unit\":\"%\",\"size\":97,\"sizes\":[]}},\"elements\":[{\"id\":\"63d4ba4\",\"elType\":\"container\",\"settings\":{\"_title\":\"Tab #1\",\"content_width\":\"full\",\"flex_direction\":\"column\",\"border_border\":\"solid\",\"border_width\":{\"unit\":\"px\",\"top\":\"1\",\"right\":\"1\",\"bottom\":\"1\",\"left\":\"1\",\"isLinked\":true},\"padding\":{\"unit\":\"px\",\"top\":\"50\",\"right\":\"30\",\"bottom\":\"50\",\"left\":\"30\",\"isLinked\":false},\"__globals__\":{\"border_color\":\"globals\\\/colors?id=secondary\"},\"padding_mobile\":{\"unit\":\"px\",\"top\":\"10\",\"right\":\"10\",\"bottom\":\"10\",\"left\":\"10\",\"isLinked\":true}},\"elements\":[{\"id\":\"76c97e8\",\"elType\":\"widget\",\"settings\":{\"title\":\"Brief Introduction\",\"__globals__\":{\"typography_typography\":\"globals\\\/typography?id=204d764\"}},\"elements\":[],\"widgetType\":\"heading\"},{\"id\":\"40fb5fa\",\"elType\":\"widget\",\"settings\":{\"editor\":\"<p><strong><b>\\u2160. Product Introduction<\\\/b><\\\/strong><\\\/p><p><strong><b>1.<\\\/b><\\\/strong><strong><b>Executive Standards<\\\/b><\\\/strong><\\\/p><p>International Standards: IEC 60076-1~5<\\\/p><p><strong><b>2.<\\\/b><\\\/strong><strong><b>Voltage Levels<\\\/b><\\\/strong><\\\/p><p><strong><b>\\u2460<\\\/b><\\\/strong><strong><b>High-voltage side<\\\/b><\\\/strong>: Ranging from 0.4kV to 35kV ( 10kV, 20kV, 35kV). For extra-large rectifier transformers used in electrolysis, the voltage can reach 110kV~220kV.<\\\/p><p><strong><b>\\u2461<\\\/b><\\\/strong><strong><b>Low-voltage side<\\\/b><\\\/strong>: Depending on application scenarios, the common range is 600V~1500V (in the electrolysis industry), and in the electrostatic precipitator field, the DC voltage can reach 60kV~90kV.<\\\/p><p><strong><b>3.<\\\/b><\\\/strong><strong><b>Voltage Regulation Methods<\\\/b><\\\/strong><\\\/p><p><strong><b>On-load voltage regulation<\\\/b><\\\/strong>: Realizes stepless regulation through a 35-level continuous fine-coarse voltage regulating switch, suitable for scenarios requiring frequent voltage regulation ( electrolytic aluminum production).<\\\/p><p><strong><b>4.<\\\/b><\\\/strong><strong><b>Off-circuit voltage regulation<\\\/b><\\\/strong>: Manual adjustment via a tap changer, suitable for fixed load requirements ( urban rail transit).<\\\/p><p><strong><b>5.<\\\/b><\\\/strong><strong><b>High-voltage Tap Range<\\\/b><\\\/strong><\\\/p><p><strong><b>\\u2460<\\\/b><\\\/strong><strong><b>Conventional range<\\\/b><\\\/strong>: \\u00b12\\u00d72.5% (a total of 5 taps), applicable to scenarios where the grid voltage fluctuates by \\u00b15%.<\\\/p><p><strong><b>\\u2461<\\\/b><\\\/strong><strong><b>Special design<\\\/b><\\\/strong>: Some transformers for electrolysis can be extended to \\u00b110% to meet the needs of extreme voltage fluctuations.<\\\/p><p><strong><b>6.<\\\/b><\\\/strong><strong><b>Rated Capacity<\\\/b><\\\/strong><\\\/p><p><strong><b>\\u2460<\\\/b><\\\/strong><strong><b>Small capacity<\\\/b><\\\/strong>: 30kVA~2500kVA (used in electroplating, electrical machining fields).<\\\/p><p><strong><b>\\u2461<\\\/b><\\\/strong><strong><b>Large capacity<\\\/b><\\\/strong>: 16000kVA~180000kVA (specialized products for electrolytic aluminum from enterprises such as TBEA).<\\\/p><p><strong><b>7.<\\\/b><\\\/strong><strong><b>Frequency<\\\/b><\\\/strong>: 50Hz or 60Hz<\\\/p><p><strong><b>8.<\\\/b><\\\/strong><strong><b>Phase Number<\\\/b><\\\/strong><\\\/p><p><strong><b>\\u2460<\\\/b><\\\/strong><strong><b>Three-phase<\\\/b><\\\/strong>: Mainstream configuration, suitable for high-power industrial applications ( electrolysis, traction).<\\\/p><p><strong><b>\\u2461<\\\/b><\\\/strong><strong><b>Single-phase<\\\/b><\\\/strong>: Used in low-power scenarios ( electrostatic precipitators, small electroplating equipment).<\\\/p><p><strong><b>9.<\\\/b><\\\/strong><strong><b>Connection Groups<\\\/b><\\\/strong><\\\/p><p><strong><b>\\u2460<\\\/b><\\\/strong><strong><b>Common types<\\\/b><\\\/strong>: Dyn11 (strong harmonic suppression capability), Yyn0 (neutral point grounded), Dy5 (phase-shifted rectification).<\\\/p><p><strong><b>\\u2461<\\\/b><\\\/strong><strong><b>Special design<\\\/b><\\\/strong>: Multi-winding phase-shifted connection (\\u00b17.5\\u00b0 phase shift), which can form a 24-pulse rectifier system.<\\\/p><p><strong><b>10.<\\\/b><\\\/strong><strong><b>Impedance Voltage<\\\/b><\\\/strong><\\\/p><p><strong><b>\\u2460<\\\/b><\\\/strong><strong><b>Conventional range<\\\/b><\\\/strong>: 5%~10% (adjusted according to applications). Transformers for electrolysis are usually designed with 7%~8% to limit short-circuit current.<\\\/p><p><strong><b>\\u2461<\\\/b><\\\/strong><strong><b>High-impedance design<\\\/b><\\\/strong>: In the electrostatic precipitator field, the impedance can reach more than 12%, replacing external reactors.<\\\/p><p><strong><b>11.<\\\/b><\\\/strong><strong><b>Cooling Methods<\\\/b><\\\/strong><\\\/p><p><strong><b>Natural oil circulation (ON):<\\\/b><\\\/strong>\\u00a0Suitable for small-capacity transformers.<\\\/p><p><strong><b>Forced oil circulation (OF):<\\\/b><\\\/strong>\\u00a0Equipped with radiators, used for large-capacity transformers.<\\\/p><p><strong><b>12.<\\\/b><\\\/strong><strong><b>Oil-immersed type<\\\/b><\\\/strong>:<\\\/p><p><strong><b>\\u2460<\\\/b><\\\/strong><strong><b>Dry type<\\\/b><\\\/strong>: Epoxy casting or NOMEX paper insulation, with AN\\\/AF (natural air cooling\\\/forced air cooling) and IP20~IP54 protection levels.<\\\/p><p><strong><b>\\u2461<\\\/b><\\\/strong><strong><b>Water cooling<\\\/b><\\\/strong>: Direct water-cooled windings, suitable for high-power density scenarios (e.g., high-voltage frequency converters).<\\\/p><p><strong><b>13.<\\\/b><\\\/strong><strong><b>Protection Levels<\\\/b><\\\/strong><\\\/p><p><strong><b>\\u2460<\\\/b><\\\/strong><strong><b>IP20<\\\/b><\\\/strong>: For indoor use, protecting against solid foreign objects larger than 12mm.<\\\/p><p><strong><b>\\u2461<\\\/b><\\\/strong><strong><b>IP54<\\\/b><\\\/strong>: For outdoor or dusty environments, dust-proof and splash-proof ( in the metallurgical industry).<\\\/p><p><strong><b>14.<\\\/b><\\\/strong><strong><b>Insulation Classes<\\\/b><\\\/strong><\\\/p><p><strong><b>\\u2460<\\\/b><\\\/strong><strong><b>Class F<\\\/b><\\\/strong>: Heat resistance up to 155\\u2103, temperature rise \\u2264100K, the mainstream choice for epoxy-cast dry-type transformers.<\\\/p><p><strong><b>\\u2461<\\\/b><\\\/strong><strong><b>Class H<\\\/b><\\\/strong>: Heat resistance up to 180\\u2103, NOMEX paper insulation, suitable for high-temperature environments ( petrochemical industry).<\\\/p><p><strong><b>\\u2462<\\\/b><\\\/strong><strong><b>Class B<\\\/b><\\\/strong>: Heat resistance up to 130\\u2103, commonly used in traditional oil-immersed transformers.<\\\/p><p><strong><b>\\u2161. Operating Conditions<\\\/b><\\\/strong><\\\/p><p><strong><b>1.<\\\/b><\\\/strong><strong><b>Altitude<\\\/b><\\\/strong>: \\u22641000m (correction in accordance with GB3859 is required if exceeding this altitude).<\\\/p><p><strong><b>2.<\\\/b><\\\/strong><strong><b>Ambient Temperature<\\\/b><\\\/strong>: -25\\u2103~+40\\u2103, humidity \\u226490% (no condensation).<\\\/p><p><strong><b>3.<\\\/b><\\\/strong><strong><b>Installation Method<\\\/b><\\\/strong>: Indoor\\\/outdoor (with IP54 protection), and wall-mounted installation is supported (for dry-type structures).<\\\/p><p><strong><b>\\u2162. Test Types<\\\/b><\\\/strong><\\\/p><p><strong><b>1.<\\\/b><\\\/strong><strong><b>Type Tests<\\\/b><\\\/strong>: Including temperature rise test (AN\\\/AF mode), short-circuit withstand capability test (1.5 times rated current for 5 seconds).<\\\/p><p><strong><b>2.<\\\/b><\\\/strong><strong><b>Factory Tests<\\\/b><\\\/strong>: Insulation resistance test (using a 2500V megohmmeter), winding DC resistance measurement (deviation \\u2264\\u00b12%).<\\\/p><p><strong><b>3.<\\\/b><\\\/strong><strong><b>Special Tests<\\\/b><\\\/strong>: 72-hour salt spray test (for coastal areas), partial discharge measurement (\\u226450pC).<\\\/p><p><strong><b>\\u2163. Component Inspection<\\\/b><\\\/strong><\\\/p><p><strong><b>1.<\\\/b><\\\/strong><strong><b>Key Components<\\\/b><\\\/strong>:<\\\/p><p><strong><b>2.<\\\/b><\\\/strong><strong><b>Windings<\\\/b><\\\/strong>: Eddy current loss analysis, interlayer insulation strength test.<\\\/p><p><strong><b>3.<\\\/b><\\\/strong><strong><b>Cooling System<\\\/b><\\\/strong>: Flow test (for forced oil circulation), fan performance verification.<\\\/p><p><strong><b>4.<\\\/b><\\\/strong><strong><b>Raw Material Certification<\\\/b><\\\/strong>: Silicon steel sheets must provide UL certification, and epoxy resin must comply with the IEC 60455 standard.<\\\/p><p><strong><b>\\u2164. Certification Types<\\\/b><\\\/strong><\\\/p><p>International Certifications: CE (EU), UL (North America), TUV (Germany), CSA (Canada).<\\\/p>\",\"paragraph_spacing\":{\"unit\":\"px\",\"size\":16,\"sizes\":[]},\"_padding\":{\"unit\":\"px\",\"top\":\"20\",\"right\":\"0\",\"bottom\":\"0\",\"left\":\"0\",\"isLinked\":false},\"__globals__\":{\"typography_typography\":\"globals\\\/typography?id=d06f507\"}},\"elements\":[],\"widgetType\":\"text-editor\"}],\"isInner\":true,\"isLocked\":true},{\"id\":\"2e2154e\",\"elType\":\"container\",\"settings\":{\"_title\":\"Tab #2\",\"content_width\":\"full\",\"border_border\":\"solid\",\"border_width\":{\"unit\":\"px\",\"top\":\"1\",\"right\":\"1\",\"bottom\":\"1\",\"left\":\"1\",\"isLinked\":true},\"padding\":{\"unit\":\"px\",\"top\":\"50\",\"right\":\"30\",\"bottom\":\"50\",\"left\":\"30\",\"isLinked\":false},\"__globals__\":{\"border_color\":\"globals\\\/colors?id=secondary\"},\"padding_mobile\":{\"unit\":\"px\",\"top\":\"10\",\"right\":\"10\",\"bottom\":\"10\",\"left\":\"10\",\"isLinked\":true}},\"elements\":[{\"id\":\"0f27574\",\"elType\":\"widget\",\"settings\":{\"title\":\"Structural Features\",\"__globals__\":{\"typography_typography\":\"globals\\\/typography?id=204d764\"}},\"elements\":[],\"widgetType\":\"heading\"},{\"id\":\"f30b232\",\"elType\":\"widget\",\"settings\":{\"editor\":\"<p><strong><b>\\u2160. Product Features<\\\/b><\\\/strong><\\\/p><p><strong><b>1.<\\\/b><\\\/strong><strong><b>Reliable Insulation<\\\/b><\\\/strong>: A reasonable and reliable insulation level is determined based on load characteristics, grid voltage fluctuations, and other factors.<\\\/p><p><strong><b>2.<\\\/b><\\\/strong><strong><b>Insulation Model<\\\/b><\\\/strong>: The product's environmental safety factor is \\u22651.67, which can fully ensure the stability of electrical performance.<\\\/p><p><strong><b>3.<\\\/b><\\\/strong><strong><b>High Dynamic Stability<\\\/b><\\\/strong>: The windings have high mechanical strength. During the design and manufacturing process, dynamic instability sources caused by leakage flux and other factors are eliminated, enabling the transformer to meet the requirements of harsh load environments.<\\\/p><p><strong><b>4.<\\\/b><\\\/strong><strong><b>Strong Short-circuit Resistance<\\\/b><\\\/strong>: Special structural design and manufacturing processes are adopted, such as winding high-strength tight belts around the outer surface of the windings, giving it good short-circuit resistance and the ability to withstand the impact of short-circuit current.<\\\/p><p><strong><b>5.<\\\/b><\\\/strong><strong><b>Good Thermal Stability<\\\/b><\\\/strong>: With advanced product design, the heating parts and hot-spot temperature rise are strictly controlled. Copper conductors are used for coils and leads, and the current density is set low. The main temperature rise indicators are at least 5\\u2103 lower than the national standard.<\\\/p><p><strong><b>6.<\\\/b><\\\/strong><strong><b>Strong Overload Capacity<\\\/b><\\\/strong>: It can operate safely for a long time under rated load, and can also operate safely with full load under 110% overvoltage for a long time. The terminals of the transformer connected to the motor can withstand 1.5 times the rated current for 5 seconds.<\\\/p><p><strong><b>7.<\\\/b><\\\/strong><strong><b>Flexible Voltage Regulation<\\\/b><\\\/strong>: Based on principles such as phase-controlled voltage regulation, self-saturating reactors or thyristors can be used to adjust the output voltage of the transformer, realizing stepless voltage regulation to meet the voltage requirements of different loads.<\\\/p><p><strong><b>8.<\\\/b><\\\/strong><strong><b>High Efficiency<\\\/b><\\\/strong>: Low-loss design is adopted, such as selecting high-magnetic-conductivity silicon steel sheets and optimizing the winding structure. The full-load efficiency is \\u226598.5%, meeting the first-level energy efficiency standard and achieving significant energy-saving effects.<\\\/p><p><strong><b>9.<\\\/b><\\\/strong><strong><b>Compact Structure<\\\/b><\\\/strong>: Epoxy resin vacuum casting or open structure design is adopted, reducing the volume by 40% compared with traditional oil-immersed transformers. It supports wall-mounted installation, saving installation space.<\\\/p><p><strong><b>10.<\\\/b><\\\/strong><strong><b>Low Noise<\\\/b><\\\/strong>: High-quality materials and advanced manufacturing processes are used, such as special dipping processes and reasonable iron core lamination methods, effectively reducing vibration and noise during operation. The noise is usually&lt;65dB.<\\\/p><p><strong><b>11.<\\\/b><\\\/strong><strong><b>Good Environmental Performance<\\\/b><\\\/strong>: Some rectifier transformers adopt a dry-type structure, which has the characteristics of heat resistance and moisture resistance, does not produce toxic gases, and is environmentally friendly. Moreover, the protection level can be selected to adapt to different usage environments.<\\\/p><p><strong><b>\\u2161<\\\/b><\\\/strong><strong><b>. Product Advantages<\\\/b><\\\/strong><\\\/p><p>1.Rectifier transformers are key equipment for realizing AC-to-DC conversion in power electronic systems. Their design and performance directly affect the stability, efficiency, and safety of rectifier systems. The following is a detailed analysis of the product advantages of rectifier transformers from multiple dimensions:<\\\/p><p><strong><b>\\u2460<\\\/b><\\\/strong><strong><b>Flexible Winding Design<\\\/b><\\\/strong><\\\/p><p>The primary side (AC input) and secondary side (connected to the rectifier) windings of rectifier transformers can be designed with different turns ratios and wiring methods ( star, delta, zigzag) according to the type of rectifier circuit ( single-phase half-wave, full-wave, three-phase bridge), ensuring matching with the electrical parameters of rectifier components (diodes, thyristors, etc.), and reducing circuit losses and interference.<\\\/p><p><strong><b>\\u2461<\\\/b><\\\/strong><strong><b>Multi-winding Output Capability<\\\/b><\\\/strong><\\\/p><p>Multiple sets of secondary windings can be designed to meet the needs of multiple sets of rectifier circuits working simultaneously ( scenarios requiring multiple sets of DC power supplies in industrial electrolysis and electroplating equipment), simplifying system wiring and improving space utilization.<\\\/p><p><strong><b>\\u2462<\\\/b><\\\/strong><strong><b>Leakage reactance can limit the amplitude of harmonic currents<\\\/b><\\\/strong><\\\/p><p>Multiple rectifier transformers are combined with different phase-shifting angles, which can make harmonics cancel each other out and significantly reduce the total harmonic distortion rate.<\\\/p><p><strong><b>\\u2463<\\\/b><\\\/strong><strong><b>Improving Power Factor<\\\/b><\\\/strong><\\\/p><p>A reasonably designed rectifier transformer can be combined with a filter device to improve the inductive load characteristics of the rectifier system, reduce reactive power loss, increase the power factor on the power grid side, and lower electricity costs.<\\\/p><p><strong><b>\\u2464<\\\/b><\\\/strong><strong><b>Adaptation to Overcurrent and Overvoltage Protection<\\\/b><\\\/strong><\\\/p><p>Overcurrent protection windings can be integrated into the winding design or combined with relay protection devices. When overload or short-circuit occurs in the rectifier circuit, the power supply can be quickly cut off or the fault current can be limited, reducing the risk of equipment damage.<\\\/p>\",\"_padding\":{\"unit\":\"px\",\"top\":\"20\",\"right\":\"0\",\"bottom\":\"0\",\"left\":\"0\",\"isLinked\":false},\"__globals__\":{\"typography_typography\":\"globals\\\/typography?id=d06f507\"},\"paragraph_spacing\":{\"unit\":\"px\",\"size\":16,\"sizes\":[]}},\"elements\":[],\"widgetType\":\"text-editor\"}],\"isInner\":true,\"isLocked\":true},{\"id\":\"764f307\",\"elType\":\"container\",\"settings\":{\"_title\":\"Tab #3\",\"content_width\":\"full\",\"padding\":{\"unit\":\"px\",\"top\":\"50\",\"right\":\"30\",\"bottom\":\"50\",\"left\":\"30\",\"isLinked\":false},\"border_border\":\"solid\",\"border_width\":{\"unit\":\"px\",\"top\":\"1\",\"right\":\"1\",\"bottom\":\"1\",\"left\":\"1\",\"isLinked\":true},\"__globals__\":{\"border_color\":\"globals\\\/colors?id=secondary\"},\"padding_mobile\":{\"unit\":\"px\",\"top\":\"10\",\"right\":\"10\",\"bottom\":\"10\",\"left\":\"10\",\"isLinked\":true}},\"elements\":[{\"id\":\"9872304\",\"elType\":\"widget\",\"settings\":{\"title\":\"Product structure\",\"__globals__\":{\"typography_typography\":\"globals\\\/typography?id=204d764\"}},\"elements\":[],\"widgetType\":\"heading\"},{\"id\":\"b1b2cc5\",\"elType\":\"widget\",\"settings\":{\"editor\":\"<p><strong><b>\\u2160. Production Process<\\\/b><\\\/strong><\\\/p><p>1.The production process of rectifier transformers is a core link to ensure their adaptation to nonlinear rectifier loads, suppression of harmonic interference, and guarantee of long-term stable operation. It covers the entire process of precision control from raw material selection to finished product testing. The following is a detailed description of its main production processes:<\\\/p><p><strong><b>\\u2460<\\\/b><\\\/strong><strong><b>Silicon Steel Sheet Cutting<\\\/b><\\\/strong>:<\\\/p><p>CNC transverse shearing lines are used for precise cutting to ensure the sheet size deviation is \\u2264\\u00b10.1mm and the cutting burr is \\u22640.02mm (to avoid increased eddy current loss).<\\\/p><p><strong><b>\\u2461<\\\/b><\\\/strong><strong><b>Iron Core Lamination<\\\/b><\\\/strong>:<\\\/p><p>The \\\"non-laminated upper yoke\\\" process is adopted (first laminating the iron core column, then inserting the upper yoke) to reduce lamination stress; the lamination factor is controlled between 0.96~0.97 (to improve magnetic conductivity).Insulating screws or binding tapes are used for fastening, with uniform fastening force (axial compression \\u22641%) to avoid iron core vibration noise (no-load noise \\u226465dB).<\\\/p><p><strong><b>\\u2462<\\\/b><\\\/strong><strong><b>Iron Core Grounding Treatment<\\\/b><\\\/strong>:<\\\/p><p>Single-point grounding (a grounding plate is led out from the bottom of the iron core) to prevent\\u00a0 caused by multi-point grounding; the grounding resistance is \\u22641\\u03a9.<\\\/p><p><strong><b>\\u2463<\\\/b><\\\/strong><strong><b>Iron Core Manufacturing Process<\\\/b><\\\/strong>:<\\\/p><p>The iron core is the core of the magnetic circuit, and the process focuses on reducing iron loss, minimizing noise, and ensuring structural strength.<\\\/p><p><strong><b>\\u2464<\\\/b><\\\/strong><strong><b>Winding Manufacturing Process<\\\/b><\\\/strong>:<\\\/p><p>The winding is the core of the circuit and needs to meet the requirements of voltage resistance, short-circuit resistance, low loss, and harmonic adaptation:Dry-type transformers: The windings are cast with epoxy resin (vacuum degassing \\u2264-0.095MPa, curing temperature 130\\u2103\\u00d78h) to ensure no bubbles in the insulation layer (bubble diameter \\u22640.5mm).Oil-immersed transformers: The windings undergo pre-drying (105\\u2103\\u00d748h, vacuum degree \\u226410Pa), and after dipping in paint, they are dried (120\\u2103\\u00d724h) to improve the integrity of the insulation.<\\\/p><p><strong><b>\\u2465<\\\/b><\\\/strong><strong><b>Coil Design and Winding<\\\/b><\\\/strong>:<\\\/p><p>According to the phase-shifted rectification requirements (e.g., 12\\\/24 pulses), multi-winding segmented winding is adopted to ensure the phase difference accuracy of each winding is \\u2264\\u00b10.5\\u00b0.The low-voltage winding (rectifier side) is wound using the foil method (copper foil thickness 0.3~0.5mm) to improve heat dissipation efficiency; the high-voltage winding is wound using the continuous or\\u00a0 method to enhance insulation strength.<\\\/p>\",\"_padding\":{\"unit\":\"px\",\"top\":\"20\",\"right\":\"0\",\"bottom\":\"0\",\"left\":\"0\",\"isLinked\":false},\"paragraph_spacing\":{\"unit\":\"px\",\"size\":16,\"sizes\":[]},\"__globals__\":{\"typography_typography\":\"globals\\\/typography?id=d06f507\"}},\"elements\":[],\"widgetType\":\"text-editor\"}],\"isInner\":true,\"isLocked\":true},{\"id\":\"265fa39\",\"elType\":\"container\",\"settings\":{\"_title\":\"Tab 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font-weight:normal;overflow:hidden;padding:10px 5px;word-break:normal;}\\r\\n.tg .tg-wa1i{font-weight:bold;text-align:center;vertical-align:middle}\\r\\n.tg .tg-uzvj{border-color:inherit;font-weight:bold;text-align:center;vertical-align:middle}\\r\\n.tg .tg-nrix{text-align:center;vertical-align:middle}\\r\\n<\\\/style>\\r\\n<table class=\\\"tg\\\"><thead>\\r\\n  <tr>\\r\\n    <th class=\\\"tg-uzvj\\\" rowspan=\\\"2\\\">Rated Capacity<\\\/th>\\r\\n    <th class=\\\"tg-wa1i\\\" rowspan=\\\"2\\\">H.V.<\\\/th>\\r\\n    <th class=\\\"tg-wa1i\\\" rowspan=\\\"2\\\">L.V.<\\\/th>\\r\\n    <th class=\\\"tg-wa1i\\\" rowspan=\\\"2\\\">Connection Symbol<\\\/th>\\r\\n    <th class=\\\"tg-wa1i\\\" colspan=\\\"2\\\">No-load loss(kw)<\\\/th>\\r\\n    <th class=\\\"tg-wa1i\\\" colspan=\\\"2\\\">On-load loss(kw)<\\\/th>\\r\\n    <th class=\\\"tg-wa1i\\\">Short circuit impedance<\\\/th>\\r\\n  <\\\/tr>\\r\\n  <tr>\\r\\n    <th class=\\\"tg-wa1i\\\">S11<\\\/th>\\r\\n    <th class=\\\"tg-wa1i\\\">S13<\\\/th>\\r\\n    <th class=\\\"tg-wa1i\\\">S11<\\\/th>\\r\\n    <th class=\\\"tg-wa1i\\\">S13<\\\/th>\\r\\n    <th class=\\\"tg-wa1i\\\">S11<\\\/th>\\r\\n  <\\\/tr><\\\/thead>\\r\\n<tbody>\\r\\n  <tr>\\r\\n    <td class=\\\"tg-nrix\\\">50<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\" rowspan=\\\"16\\\">35<br><br><br><br>38.5<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\" rowspan=\\\"16\\\">0.4<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\" rowspan=\\\"16\\\">Dyn11<br><br><br><br>Yyn0<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">0.16<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">0.112<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">1.20\\\/1.14<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">1.20\\\/1.14<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\" rowspan=\\\"16\\\">6.5<\\\/td>\\r\\n  <\\\/tr>\\r\\n  <tr>\\r\\n    <td class=\\\"tg-nrix\\\">100<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">0.23<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">0.161<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">2.01\\\/1.91<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">2.01\\\/1.91<\\\/td>\\r\\n  <\\\/tr>\\r\\n  <tr>\\r\\n    <td class=\\\"tg-nrix\\\">125<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">0.27<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">0.189<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">2.37\\\/2.26<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">2.37\\\/2.26<\\\/td>\\r\\n  <\\\/tr>\\r\\n  <tr>\\r\\n    <td class=\\\"tg-nrix\\\">160<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">0.28<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">0.196<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">2.82\\\/2.68<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">2.82\\\/2.68<\\\/td>\\r\\n  <\\\/tr>\\r\\n  <tr>\\r\\n    <td class=\\\"tg-nrix\\\">200<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">0.34<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">0.238<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">3.32\\\/3.16<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">3.32\\\/3.16<\\\/td>\\r\\n  <\\\/tr>\\r\\n  <tr>\\r\\n    <td class=\\\"tg-nrix\\\">250<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">0.4<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">0.28<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">3.95\\\/3.76<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">3.95\\\/3.76<\\\/td>\\r\\n  <\\\/tr>\\r\\n  <tr>\\r\\n    <td class=\\\"tg-nrix\\\">315<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">0.48<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">0.336<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">4.75\\\/4.53<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">4.75\\\/4.53<\\\/td>\\r\\n  <\\\/tr>\\r\\n  <tr>\\r\\n    <td class=\\\"tg-nrix\\\">400<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">0.58<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">0.406<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">5.74\\\/5.47<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">5.74\\\/5.47<\\\/td>\\r\\n  <\\\/tr>\\r\\n  <tr>\\r\\n    <td class=\\\"tg-nrix\\\">500<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">0.68<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">0.476<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">6.91\\\/6.58<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">6.91\\\/6.58<\\\/td>\\r\\n  <\\\/tr>\\r\\n  <tr>\\r\\n    <td class=\\\"tg-nrix\\\">630<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">0.83<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">0.581<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">7.86<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">7.86<\\\/td>\\r\\n  <\\\/tr>\\r\\n  <tr>\\r\\n    <td class=\\\"tg-nrix\\\">800<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">0.98<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">0.686<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">9.4<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">9.4<\\\/td>\\r\\n  <\\\/tr>\\r\\n  <tr>\\r\\n    <td class=\\\"tg-nrix\\\">1000<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">1.15<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">0.805<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">11.5<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">11.5<\\\/td>\\r\\n  <\\\/tr>\\r\\n  <tr>\\r\\n    <td class=\\\"tg-nrix\\\">1250<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">1.4<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">0.98<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">13.9<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">13.9<\\\/td>\\r\\n  <\\\/tr>\\r\\n  <tr>\\r\\n    <td class=\\\"tg-nrix\\\">1600<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">1.69<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">1.183<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">16.6<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">16.6<\\\/td>\\r\\n  <\\\/tr>\\r\\n  <tr>\\r\\n    <td class=\\\"tg-nrix\\\">2000<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">1.99<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">1.393<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">19.7<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">19.7<\\\/td>\\r\\n  <\\\/tr>\\r\\n  <tr>\\r\\n    <td class=\\\"tg-nrix\\\">2500<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">2.36<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">1.652<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">23.2<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">23.2<\\\/td>\\r\\n  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What is the difference between it and an ordinary power transformer?\",\"_id\":\"1d2b564\"},{\"item_title\":\"2.How to calculate and select the capacity of a rectifier transformer?\",\"_id\":\"6187cb3\"},{\"item_title\":\"3.The rectifier transformer has an excessively high temperature rise during operation, even feeling hot to the touch. What is the reason?\",\"_id\":\"9244a66\"},{\"item_title\":\"4.The rectifier transformer makes a lot of noise during operation. Is this normal?\",\"_id\":\"b474fe0\"},{\"item_title\":\"5.What should I do if the output voltage of the rectifier transformer is unstable?\",\"_id\":\"bab7d20\"},{\"item_title\":\"6.What is a \\\"phase-shifted rectifier transformer\\\"? Why is it needed?\",\"_id\":\"a2a227a\"},{\"item_title\":\"7.The oil-immersed rectifier transformer is leaking oil. How to handle this?\",\"_id\":\"668e117\"}],\"accordion_item_title_icon\":{\"value\":\"fas fa-angle-right\",\"library\":\"fa-solid\"},\"accordion_item_title_icon_active\":{\"value\":\"fas fa-angle-down\",\"library\":\"fa-solid\"},\"default_state\":\"all_collapsed\",\"max_items_expended\":\"multiple\",\"accordion_item_title_space_between\":{\"unit\":\"px\",\"size\":10,\"sizes\":[]},\"accordion_background_normal_background\":\"classic\",\"accordion_background_normal_color\":\"#F2F2F2\",\"accordion_background_hover_background\":\"classic\",\"accordion_background_hover_color\":\"#0055AA\",\"accordion_background_active_background\":\"classic\",\"accordion_background_active_color\":\"#0055AA\",\"title_typography_typography\":\"custom\",\"title_typography_font_family\":\"Arial\",\"title_typography_font_size\":{\"unit\":\"px\",\"size\":14,\"sizes\":[]},\"title_typography_font_weight\":\"600\",\"hover_title_color\":\"#FFFFFF\",\"active_title_color\":\"#FFFFFF\",\"_padding\":{\"unit\":\"px\",\"top\":\"20\",\"right\":\"0\",\"bottom\":\"0\",\"left\":\"0\",\"isLinked\":false},\"__globals__\":{\"title_typography_typography\":\"\",\"accordion_background_hover_color\":\"globals\\\/colors?id=primary\",\"hover_title_color\":\"\",\"active_title_color\":\"\",\"accordion_background_active_color\":\"globals\\\/colors?id=primary\",\"accordion_background_normal_color\":\"globals\\\/colors?id=556a01c\"}},\"elements\":[{\"id\":\"05eeb49\",\"elType\":\"container\",\"settings\":{\"_title\":\"\\u9879\\u76ee #1\",\"content_width\":\"full\",\"background_background\":\"classic\",\"padding\":{\"unit\":\"px\",\"top\":\"0\",\"right\":\"0\",\"bottom\":\"0\",\"left\":\"0\",\"isLinked\":true},\"__globals__\":{\"background_color\":\"\"}},\"elements\":[{\"id\":\"d60b237\",\"elType\":\"widget\",\"settings\":{\"editor\":\"<p>A rectifier transformer is a special transformer dedicated to powering rectifier systems. Its core function is to convert the AC power from the power grid into AC power with a suitable voltage required by rectifiers (e.g., thyristors, diodes), and then the rectifiers output DC power.<\\\/p>\",\"_padding\":{\"unit\":\"px\",\"top\":\"20\",\"right\":\"0\",\"bottom\":\"0\",\"left\":\"0\",\"isLinked\":false},\"__globals__\":{\"typography_typography\":\"globals\\\/typography?id=d06f507\"}},\"elements\":[],\"widgetType\":\"text-editor\"}],\"isInner\":true,\"isLocked\":true},{\"id\":\"9b6bfdb\",\"elType\":\"container\",\"settings\":{\"_title\":\"\\u9879\\u76ee #1\",\"content_width\":\"full\",\"background_background\":\"classic\",\"padding\":{\"unit\":\"px\",\"top\":\"0\",\"right\":\"0\",\"bottom\":\"0\",\"left\":\"0\",\"isLinked\":true},\"__globals__\":{\"background_color\":\"\"}},\"elements\":[{\"id\":\"3e23d10\",\"elType\":\"widget\",\"settings\":{\"editor\":\"<p>\\u2460 The selection of the capacity of a rectifier transformer is crucial, and the calculation formula is:<\\\/p><p>P = K \\u00d7 Ud \\u00d7 Id \\\/ \\u03b7 (kVA)<\\\/p>\",\"_padding\":{\"unit\":\"px\",\"top\":\"20\",\"right\":\"0\",\"bottom\":\"0\",\"left\":\"0\",\"isLinked\":false},\"__globals__\":{\"typography_typography\":\"globals\\\/typography?id=d06f507\"},\"paragraph_spacing\":{\"unit\":\"px\",\"size\":16,\"sizes\":[]}},\"elements\":[],\"widgetType\":\"text-editor\"}],\"isInner\":true,\"isLocked\":true},{\"id\":\"eb6a4dc\",\"elType\":\"container\",\"settings\":{\"_title\":\"\\u9879\\u76ee #1\",\"content_width\":\"full\",\"background_background\":\"classic\",\"padding\":{\"unit\":\"px\",\"top\":\"0\",\"right\":\"0\",\"bottom\":\"0\",\"left\":\"0\",\"isLinked\":true},\"__globals__\":{\"background_color\":\"\"}},\"elements\":[{\"id\":\"5f1cf45\",\"elType\":\"widget\",\"settings\":{\"editor\":\"<p><strong><b>\\u2460<\\\/b><\\\/strong><strong><b>Harmonic currents<\\\/b><\\\/strong>: A large number of harmonic currents generated by rectifier loads lead to increased additional copper loss and iron loss, which is the most important reason.<\\\/p><p><strong><b>\\u2461<\\\/b><\\\/strong><strong><b>Overload operation<\\\/b><\\\/strong>: The actual load current exceeds the rated value for a long time.<\\\/p><p><strong><b>\\u2462<\\\/b><\\\/strong><strong><b>Cooling system failure<\\\/b><\\\/strong>: For example, the forced air cooling fan of an oil-immersed transformer stops running, the radiator is dirty and blocked, or the pipeline is blocked; the air duct of a dry-type transformer is blocked or the ambient ventilation is poor.<\\\/p><p><strong><b>\\u2463<\\\/b><\\\/strong><strong><b>Internal faults<\\\/b><\\\/strong>: Such as inter-turn short circuits in windings, multi-point grounding of the iron core leading to local overheating.<\\\/p><p><strong><b>\\u2464<\\\/b><\\\/strong><strong><b>Poor contact<\\\/b><\\\/strong>: The contact resistance at the connection points of the winding leads or bushings is too large, causing heat generation.<\\\/p>\",\"_padding\":{\"unit\":\"px\",\"top\":\"20\",\"right\":\"0\",\"bottom\":\"0\",\"left\":\"0\",\"isLinked\":false},\"__globals__\":{\"typography_typography\":\"globals\\\/typography?id=d06f507\"},\"paragraph_spacing\":{\"unit\":\"px\",\"size\":16,\"sizes\":[]}},\"elements\":[],\"widgetType\":\"text-editor\"}],\"isInner\":true,\"isLocked\":true},{\"id\":\"8566f20\",\"elType\":\"container\",\"settings\":{\"_title\":\"\\u9879\\u76ee #1\",\"content_width\":\"full\",\"background_background\":\"classic\",\"padding\":{\"unit\":\"px\",\"top\":\"0\",\"right\":\"0\",\"bottom\":\"0\",\"left\":\"0\",\"isLinked\":true},\"__globals__\":{\"background_color\":\"\"}},\"elements\":[{\"id\":\"d6f876c\",\"elType\":\"widget\",\"settings\":{\"editor\":\"<p>The operating noise of a rectifier transformer is usually slightly higher than that of a power transformer, but abnormally loud noise is usually abnormal. Possible reasons include:<\\\/p><p><strong><b>\\u2460<\\\/b><\\\/strong><strong><b>Iron core issues<\\\/b><\\\/strong>: Loose iron core clamps, uncompressed silicon steel sheets, resulting in resonance under the action of a magnetic field.<\\\/p><p><strong><b>\\u2461<\\\/b><\\\/strong><strong><b>DC bias magnetization<\\\/b><\\\/strong>: Due to asymmetric triggering of the rectifier device or geomagnetic storms, DC components flow into the iron core, causing half-cycle saturation of the iron core, intensifying magnetostriction, and drastically increasing noise.<\\\/p><p><strong><b>\\u2462<\\\/b><\\\/strong><strong><b>Load harmonics<\\\/b><\\\/strong>: Harmonic magnetic fields cause vibration of components such as the shell and clamps.<\\\/p><p><strong><b>\\u2463<\\\/b><\\\/strong><strong><b>Winding issues<\\\/b><\\\/strong>: The windings become loose under the action of electric power.<\\\/p>\",\"_padding\":{\"unit\":\"px\",\"top\":\"20\",\"right\":\"0\",\"bottom\":\"0\",\"left\":\"0\",\"isLinked\":false},\"__globals__\":{\"typography_typography\":\"globals\\\/typography?id=d06f507\"},\"paragraph_spacing\":{\"unit\":\"px\",\"size\":16,\"sizes\":[]}},\"elements\":[],\"widgetType\":\"text-editor\"}],\"isInner\":true,\"isLocked\":true},{\"id\":\"3b6302b\",\"elType\":\"container\",\"settings\":{\"_title\":\"\\u9879\\u76ee #1\",\"content_width\":\"full\",\"background_background\":\"classic\",\"padding\":{\"unit\":\"px\",\"top\":\"0\",\"right\":\"0\",\"bottom\":\"0\",\"left\":\"0\",\"isLinked\":true},\"__globals__\":{\"background_color\":\"\"}},\"elements\":[{\"id\":\"4da9555\",\"elType\":\"widget\",\"settings\":{\"editor\":\"<p>Voltage fluctuations at the output of a rectifier transformer are usually not a problem with the transformer itself. The following checks should be conducted first:<\\\/p><p><strong><b>\\u2460<\\\/b><\\\/strong><strong><b>Grid voltage<\\\/b><\\\/strong>: Check whether the voltage of the upper-level power grid is stable.<\\\/p><p><strong><b>\\u2461<\\\/b><\\\/strong><strong><b>Rectifier device<\\\/b><\\\/strong>: Check whether the trigger control system of the rectifier (e.g., thyristor) is normal, and whether the pulses are symmetrical and stable.<\\\/p><p><strong><b>\\u2462<\\\/b><\\\/strong><strong><b>Load changes<\\\/b><\\\/strong>: Check whether the DC load is fluctuating drastically.<\\\/p><p><strong><b>\\u2463<\\\/b><\\\/strong><strong><b>Tap changer<\\\/b><\\\/strong>: Check whether the gear position of the off-circuit tap changer is loose or displaced.<\\\/p><p><strong><b>\\u2464<\\\/b><\\\/strong><strong><b>Connection points<\\\/b><\\\/strong>: Check whether all primary and secondary electrical connection points are loose or oxidized.<\\\/p>\",\"_padding\":{\"unit\":\"px\",\"top\":\"20\",\"right\":\"0\",\"bottom\":\"0\",\"left\":\"0\",\"isLinked\":false},\"__globals__\":{\"typography_typography\":\"globals\\\/typography?id=d06f507\"},\"paragraph_spacing\":{\"unit\":\"px\",\"size\":16,\"sizes\":[]}},\"elements\":[],\"widgetType\":\"text-editor\"}],\"isInner\":true,\"isLocked\":true},{\"id\":\"d41fa9f\",\"elType\":\"container\",\"settings\":{\"_title\":\"\\u9879\\u76ee #1\",\"content_width\":\"full\",\"background_background\":\"classic\",\"padding\":{\"unit\":\"px\",\"top\":\"0\",\"right\":\"0\",\"bottom\":\"0\",\"left\":\"0\",\"isLinked\":true},\"__globals__\":{\"background_color\":\"\"}},\"elements\":[{\"id\":\"0fd938a\",\"elType\":\"widget\",\"settings\":{\"editor\":\"<p>A phase-shifted rectifier transformer is a special rectifier transformer that generates multiple sets of secondary voltages with different phases through phase-shifted windings (e.g., extended delta connection). Its core purpose is to realize multi-pulse rectification (e.g., 12-pulse, 24-pulse, 36-pulse). Each additional set of phase shifts can cancel out specific orders of harmonics. The main benefits are: greatly reducing the harmonic current injected into the power grid to meet power quality requirements, reducing the ripple of the rectified output voltage to improve the power quality on the DC side, and increasing the system efficiency and capacity.<\\\/p>\",\"_padding\":{\"unit\":\"px\",\"top\":\"20\",\"right\":\"0\",\"bottom\":\"0\",\"left\":\"0\",\"isLinked\":false},\"__globals__\":{\"typography_typography\":\"globals\\\/typography?id=d06f507\"}},\"elements\":[],\"widgetType\":\"text-editor\"}],\"isInner\":true,\"isLocked\":true},{\"id\":\"09a50ce\",\"elType\":\"container\",\"settings\":{\"_title\":\"\\u9879\\u76ee #1\",\"content_width\":\"full\",\"background_background\":\"classic\",\"padding\":{\"unit\":\"px\",\"top\":\"0\",\"right\":\"0\",\"bottom\":\"0\",\"left\":\"0\",\"isLinked\":true},\"__globals__\":{\"background_color\":\"\"}},\"elements\":[{\"id\":\"f9d6bbd\",\"elType\":\"widget\",\"settings\":{\"editor\":\"<p>\\u2460 Oil leakage needs to be handled in a timely manner: Report it immediately and take safety isolation measures.<\\\/p><p>\\u2461 <strong><b>Find the leak point<\\\/b><\\\/strong>: Common leak points include welds, sealing gaskets (e.g., at bushings, valves, flanges), butterfly valves, and radiating pipes.<\\\/p><p>\\u2462 <strong><b>Temporary treatment<\\\/b><\\\/strong>: For slight oil seepage, clean the surface and use special leak-stopping glue for temporary sealing.<\\\/p><p>\\u2463 <strong><b>Professional maintenance<\\\/b><\\\/strong>: For severe oil leakage caused by weld cracks or the need to replace seals, professional personnel must perform welding repair or seal replacement after power failure and oil drainage. Live operation is strictly prohibited.<\\\/p><p>\\u2464 <strong><b>Replenish oil<\\\/b><\\\/strong>: After the treatment is completed, vacuumize and replenish new transformer oil of the same brand and with qualified test results to the specified oil level.<\\\/p>\",\"_padding\":{\"unit\":\"px\",\"top\":\"20\",\"right\":\"0\",\"bottom\":\"0\",\"left\":\"0\",\"isLinked\":false},\"__globals__\":{\"typography_typography\":\"globals\\\/typography?id=d06f507\"},\"paragraph_spacing\":{\"unit\":\"px\",\"size\":16,\"sizes\":[]}},\"elements\":[],\"widgetType\":\"text-editor\"}],\"isInner\":true,\"isLocked\":true}]}],\"isInner\":true,\"isLocked\":true}]}],\"isInner\":false}]"],"_uag_page_assets":["a:9:{s:3:\"css\";s:263:\".uag-blocks-common-selector{z-index:var(--z-index-desktop) !important}@media (max-width: 976px){.uag-blocks-common-selector{z-index:var(--z-index-tablet) !important}}@media (max-width: 767px){.uag-blocks-common-selector{z-index:var(--z-index-mobile) !important}}\n\";s:2:\"js\";s:0:\"\";s:18:\"current_block_list\";a:7:{i:0;s:11:\"core\/search\";i:1;s:10:\"core\/group\";i:2;s:12:\"core\/heading\";i:3;s:17:\"core\/latest-posts\";i:4;s:20:\"core\/latest-comments\";i:5;s:13:\"core\/archives\";i:6;s:15:\"core\/categories\";}s:8:\"uag_flag\";b:0;s:11:\"uag_version\";s:10:\"1788142414\";s:6:\"gfonts\";a:0:{}s:10:\"gfonts_url\";s:0:\"\";s:12:\"gfonts_files\";a:0:{}s:14:\"uag_faq_layout\";b:0;}"],"_eael_post_view_count":["975"],"_jet_woo_product_video_type":["youtube"],"_jet_woo_product_video_placeholder":[""],"_jet_woo_product_vimeo_video_url":[""],"_jet_woo_product_youtube_video_url":[""],"_jet_woo_product_self_hosted_video":[""],"rank_math_primary_product_brand":["0"],"rank_math_primary_product_cat":["42"],"rank_math_description":["A rectifier transformer is a special power transformer dedicated to rectifier systems, widely used in industrial production and other fields. 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aria-selected=\\\"false\\\" data-tab-index=\\\"2\\\" role=\\\"tab\\\" tabindex=\\\"-1\\\" aria-controls=\\\"e-n-tab-content-649863462\\\" style=\\\"--n-tabs-title-order: 2;\\\">\\n\\t\\t\\t\\t\\t\\t<span class=\\\"e-n-tab-title-text\\\">\\n\\t\\t\\t\\tFeature\\t\\t\\t<\\\/span>\\n\\t\\t<\\\/button>\\n\\t\\t\\t\\t<button id=\\\"e-n-tab-title-649863463\\\" class=\\\"e-n-tab-title\\\" aria-selected=\\\"false\\\" data-tab-index=\\\"3\\\" role=\\\"tab\\\" tabindex=\\\"-1\\\" aria-controls=\\\"e-n-tab-content-649863463\\\" style=\\\"--n-tabs-title-order: 3;\\\">\\n\\t\\t\\t\\t\\t\\t<span class=\\\"e-n-tab-title-text\\\">\\n\\t\\t\\t\\tStructure\\t\\t\\t<\\\/span>\\n\\t\\t<\\\/button>\\n\\t\\t\\t\\t<button id=\\\"e-n-tab-title-649863464\\\" class=\\\"e-n-tab-title\\\" aria-selected=\\\"false\\\" data-tab-index=\\\"4\\\" role=\\\"tab\\\" tabindex=\\\"-1\\\" aria-controls=\\\"e-n-tab-content-649863464\\\" style=\\\"--n-tabs-title-order: 4;\\\">\\n\\t\\t\\t\\t\\t\\t<span class=\\\"e-n-tab-title-text\\\">\\n\\t\\t\\t\\tSpecification\\t\\t\\t<\\\/span>\\n\\t\\t<\\\/button>\\n\\t\\t\\t\\t<button id=\\\"e-n-tab-title-649863465\\\" class=\\\"e-n-tab-title\\\" aria-selected=\\\"false\\\" data-tab-index=\\\"5\\\" role=\\\"tab\\\" tabindex=\\\"-1\\\" aria-controls=\\\"e-n-tab-content-649863465\\\" style=\\\"--n-tabs-title-order: 5;\\\">\\n\\t\\t\\t\\t\\t\\t<span class=\\\"e-n-tab-title-text\\\">\\n\\t\\t\\t\\tDiagram\\t\\t\\t<\\\/span>\\n\\t\\t<\\\/button>\\n\\t\\t\\t\\t<button id=\\\"e-n-tab-title-649863466\\\" class=\\\"e-n-tab-title\\\" aria-selected=\\\"false\\\" data-tab-index=\\\"6\\\" role=\\\"tab\\\" tabindex=\\\"-1\\\" aria-controls=\\\"e-n-tab-content-649863466\\\" style=\\\"--n-tabs-title-order: 6;\\\">\\n\\t\\t\\t\\t\\t\\t<span class=\\\"e-n-tab-title-text\\\">\\n\\t\\t\\t\\tFAQ\\t\\t\\t<\\\/span>\\n\\t\\t<\\\/button>\\n\\t\\t\\t\\t\\t<\\\/div>\\n\\t\\t\\t<div class=\\\"e-n-tabs-content\\\">\\n\\t\\t\\t\\t<div id=\\\"e-n-tab-content-649863461\\\" role=\\\"tabpanel\\\" aria-labelledby=\\\"e-n-tab-title-649863461\\\" data-tab-index=\\\"1\\\" style=\\\"--n-tabs-title-order: 1;\\\" class=\\\"e-active elementor-element elementor-element-63d4ba4 e-con-full e-flex e-con e-child\\\" data-id=\\\"63d4ba4\\\" data-element_type=\\\"container\\\">\\n\\t\\t\\t\\t<div class=\\\"elementor-element elementor-element-76c97e8 elementor-widget elementor-widget-heading\\\" data-id=\\\"76c97e8\\\" data-element_type=\\\"widget\\\" data-widget_type=\\\"heading.default\\\">\\n\\t\\t\\t\\t\\t<h2 class=\\\"elementor-heading-title elementor-size-default\\\">Brief Introduction<\\\/h2>\\t\\t\\t\\t<\\\/div>\\n\\t\\t[elementor-element k=\\\"43aca594a86d0bbe94de5159700c1e94\\\" data=\\\"{"id":"40fb5fa","elType":"widget","settings":{"editor":"<p><strong><b>\u2160. Product Introduction<\/b><\/strong><\/p><p><strong><b>1.<\/b><\/strong><strong><b>Executive Standards<\/b><\/strong><\/p><p>International Standards: IEC 60076-1~5<\/p><p><strong><b>2.<\/b><\/strong><strong><b>Voltage Levels<\/b><\/strong><\/p><p><strong><b>\u2460<\/b><\/strong><strong><b>High-voltage side<\/b><\/strong>: Ranging from 0.4kV to 35kV ( 10kV, 20kV, 35kV). For extra-large rectifier transformers used in electrolysis, the voltage can reach 110kV~220kV.<\/p><p><strong><b>\u2461<\/b><\/strong><strong><b>Low-voltage side<\/b><\/strong>: Depending on application scenarios, the common range is 600V~1500V (in the electrolysis industry), and in the electrostatic precipitator field, the DC voltage can reach 60kV~90kV.<\/p><p><strong><b>3.<\/b><\/strong><strong><b>Voltage Regulation Methods<\/b><\/strong><\/p><p><strong><b>On-load voltage regulation<\/b><\/strong>: Realizes stepless regulation through a 35-level continuous fine-coarse voltage regulating switch, suitable for scenarios requiring frequent voltage regulation ( electrolytic aluminum production).<\/p><p><strong><b>4.<\/b><\/strong><strong><b>Off-circuit voltage regulation<\/b><\/strong>: Manual adjustment via a tap changer, suitable for fixed load requirements ( urban rail transit).<\/p><p><strong><b>5.<\/b><\/strong><strong><b>High-voltage Tap Range<\/b><\/strong><\/p><p><strong><b>\u2460<\/b><\/strong><strong><b>Conventional range<\/b><\/strong>: \u00b12\u00d72.5% (a total of 5 taps), applicable to scenarios where the grid voltage fluctuates by \u00b15%.<\/p><p><strong><b>\u2461<\/b><\/strong><strong><b>Special design<\/b><\/strong>: Some transformers for electrolysis can be extended to \u00b110% to meet the needs of extreme voltage fluctuations.<\/p><p><strong><b>6.<\/b><\/strong><strong><b>Rated Capacity<\/b><\/strong><\/p><p><strong><b>\u2460<\/b><\/strong><strong><b>Small capacity<\/b><\/strong>: 30kVA~2500kVA (used in electroplating, electrical machining fields).<\/p><p><strong><b>\u2461<\/b><\/strong><strong><b>Large capacity<\/b><\/strong>: 16000kVA~180000kVA (specialized products for electrolytic aluminum from enterprises such as TBEA).<\/p><p><strong><b>7.<\/b><\/strong><strong><b>Frequency<\/b><\/strong>: 50Hz or 60Hz<\/p><p><strong><b>8.<\/b><\/strong><strong><b>Phase Number<\/b><\/strong><\/p><p><strong><b>\u2460<\/b><\/strong><strong><b>Three-phase<\/b><\/strong>: Mainstream configuration, suitable for high-power industrial applications ( electrolysis, traction).<\/p><p><strong><b>\u2461<\/b><\/strong><strong><b>Single-phase<\/b><\/strong>: Used in low-power scenarios ( electrostatic precipitators, small electroplating equipment).<\/p><p><strong><b>9.<\/b><\/strong><strong><b>Connection Groups<\/b><\/strong><\/p><p><strong><b>\u2460<\/b><\/strong><strong><b>Common types<\/b><\/strong>: Dyn11 (strong harmonic suppression capability), Yyn0 (neutral point grounded), Dy5 (phase-shifted rectification).<\/p><p><strong><b>\u2461<\/b><\/strong><strong><b>Special design<\/b><\/strong>: Multi-winding phase-shifted connection (\u00b17.5\u00b0 phase shift), which can form a 24-pulse rectifier system.<\/p><p><strong><b>10.<\/b><\/strong><strong><b>Impedance Voltage<\/b><\/strong><\/p><p><strong><b>\u2460<\/b><\/strong><strong><b>Conventional range<\/b><\/strong>: 5%~10% (adjusted according to applications). Transformers for electrolysis are usually designed with 7%~8% to limit short-circuit current.<\/p><p><strong><b>\u2461<\/b><\/strong><strong><b>High-impedance design<\/b><\/strong>: In the electrostatic precipitator field, the impedance can reach more than 12%, replacing external reactors.<\/p><p><strong><b>11.<\/b><\/strong><strong><b>Cooling Methods<\/b><\/strong><\/p><p><strong><b>Natural oil circulation (ON):<\/b><\/strong>\u00a0Suitable for small-capacity transformers.<\/p><p><strong><b>Forced oil circulation (OF):<\/b><\/strong>\u00a0Equipped with radiators, used for large-capacity transformers.<\/p><p><strong><b>12.<\/b><\/strong><strong><b>Oil-immersed type<\/b><\/strong>:<\/p><p><strong><b>\u2460<\/b><\/strong><strong><b>Dry type<\/b><\/strong>: Epoxy casting or NOMEX paper insulation, with AN\/AF (natural air cooling\/forced air cooling) and IP20~IP54 protection levels.<\/p><p><strong><b>\u2461<\/b><\/strong><strong><b>Water cooling<\/b><\/strong>: Direct water-cooled windings, suitable for high-power density scenarios (e.g., high-voltage frequency converters).<\/p><p><strong><b>13.<\/b><\/strong><strong><b>Protection Levels<\/b><\/strong><\/p><p><strong><b>\u2460<\/b><\/strong><strong><b>IP20<\/b><\/strong>: For indoor use, protecting against solid foreign objects larger than 12mm.<\/p><p><strong><b>\u2461<\/b><\/strong><strong><b>IP54<\/b><\/strong>: For outdoor or dusty environments, dust-proof and splash-proof ( in the metallurgical industry).<\/p><p><strong><b>14.<\/b><\/strong><strong><b>Insulation Classes<\/b><\/strong><\/p><p><strong><b>\u2460<\/b><\/strong><strong><b>Class F<\/b><\/strong>: Heat resistance up to 155\u2103, temperature rise \u2264100K, the mainstream choice for epoxy-cast dry-type transformers.<\/p><p><strong><b>\u2461<\/b><\/strong><strong><b>Class H<\/b><\/strong>: Heat resistance up to 180\u2103, NOMEX paper insulation, suitable for high-temperature environments ( petrochemical industry).<\/p><p><strong><b>\u2462<\/b><\/strong><strong><b>Class B<\/b><\/strong>: Heat resistance up to 130\u2103, commonly used in traditional oil-immersed transformers.<\/p><p><strong><b>\u2161. Operating Conditions<\/b><\/strong><\/p><p><strong><b>1.<\/b><\/strong><strong><b>Altitude<\/b><\/strong>: \u22641000m (correction in accordance with GB3859 is required if exceeding this altitude).<\/p><p><strong><b>2.<\/b><\/strong><strong><b>Ambient Temperature<\/b><\/strong>: -25\u2103~+40\u2103, humidity \u226490% (no condensation).<\/p><p><strong><b>3.<\/b><\/strong><strong><b>Installation Method<\/b><\/strong>: Indoor\/outdoor (with IP54 protection), and wall-mounted installation is supported (for dry-type structures).<\/p><p><strong><b>\u2162. Test Types<\/b><\/strong><\/p><p><strong><b>1.<\/b><\/strong><strong><b>Type Tests<\/b><\/strong>: Including temperature rise test (AN\/AF mode), short-circuit withstand capability test (1.5 times rated current for 5 seconds).<\/p><p><strong><b>2.<\/b><\/strong><strong><b>Factory Tests<\/b><\/strong>: Insulation resistance test (using a 2500V megohmmeter), winding DC resistance measurement (deviation \u2264\u00b12%).<\/p><p><strong><b>3.<\/b><\/strong><strong><b>Special Tests<\/b><\/strong>: 72-hour salt spray test (for coastal areas), partial discharge measurement (\u226450pC).<\/p><p><strong><b>\u2163. Component Inspection<\/b><\/strong><\/p><p><strong><b>1.<\/b><\/strong><strong><b>Key Components<\/b><\/strong>:<\/p><p><strong><b>2.<\/b><\/strong><strong><b>Windings<\/b><\/strong>: Eddy current loss analysis, interlayer insulation strength test.<\/p><p><strong><b>3.<\/b><\/strong><strong><b>Cooling System<\/b><\/strong>: Flow test (for forced oil circulation), fan performance verification.<\/p><p><strong><b>4.<\/b><\/strong><strong><b>Raw Material Certification<\/b><\/strong>: Silicon steel sheets must provide UL certification, and epoxy resin must comply with the IEC 60455 standard.<\/p><p><strong><b>\u2164. Certification Types<\/b><\/strong><\/p><p>International Certifications: CE (EU), UL (North America), TUV (Germany), CSA (Canada).<\/p>","paragraph_spacing":{"unit":"px","size":16,"sizes":[]},"_padding":{"unit":"px","top":"20","right":"0","bottom":"0","left":"0","isLinked":false},"__globals__":{"typography_typography":"globals\/typography?id=d06f507"}},"elements":[],"widgetType":"text-editor"}\\\"]\\t\\t<\\\/div>\\n\\t\\t<div id=\\\"e-n-tab-content-649863462\\\" role=\\\"tabpanel\\\" aria-labelledby=\\\"e-n-tab-title-649863462\\\" data-tab-index=\\\"2\\\" style=\\\"--n-tabs-title-order: 2;\\\" class=\\\" elementor-element elementor-element-2e2154e e-con-full e-flex e-con e-child\\\" data-id=\\\"2e2154e\\\" data-element_type=\\\"container\\\">\\n\\t\\t\\t\\t<div class=\\\"elementor-element elementor-element-0f27574 elementor-widget elementor-widget-heading\\\" data-id=\\\"0f27574\\\" data-element_type=\\\"widget\\\" data-widget_type=\\\"heading.default\\\">\\n\\t\\t\\t\\t\\t<h2 class=\\\"elementor-heading-title elementor-size-default\\\">Structural Features<\\\/h2>\\t\\t\\t\\t<\\\/div>\\n\\t\\t[elementor-element k=\\\"43aca594a86d0bbe94de5159700c1e94\\\" data=\\\"{"id":"f30b232","elType":"widget","settings":{"editor":"<p><strong><b>\u2160. Product Features<\/b><\/strong><\/p><p><strong><b>1.<\/b><\/strong><strong><b>Reliable Insulation<\/b><\/strong>: A reasonable and reliable insulation level is determined based on load characteristics, grid voltage fluctuations, and other factors.<\/p><p><strong><b>2.<\/b><\/strong><strong><b>Insulation Model<\/b><\/strong>: The product's environmental safety factor is \u22651.67, which can fully ensure the stability of electrical performance.<\/p><p><strong><b>3.<\/b><\/strong><strong><b>High Dynamic Stability<\/b><\/strong>: The windings have high mechanical strength. During the design and manufacturing process, dynamic instability sources caused by leakage flux and other factors are eliminated, enabling the transformer to meet the requirements of harsh load environments.<\/p><p><strong><b>4.<\/b><\/strong><strong><b>Strong Short-circuit Resistance<\/b><\/strong>: Special structural design and manufacturing processes are adopted, such as winding high-strength tight belts around the outer surface of the windings, giving it good short-circuit resistance and the ability to withstand the impact of short-circuit current.<\/p><p><strong><b>5.<\/b><\/strong><strong><b>Good Thermal Stability<\/b><\/strong>: With advanced product design, the heating parts and hot-spot temperature rise are strictly controlled. Copper conductors are used for coils and leads, and the current density is set low. The main temperature rise indicators are at least 5\u2103 lower than the national standard.<\/p><p><strong><b>6.<\/b><\/strong><strong><b>Strong Overload Capacity<\/b><\/strong>: It can operate safely for a long time under rated load, and can also operate safely with full load under 110% overvoltage for a long time. The terminals of the transformer connected to the motor can withstand 1.5 times the rated current for 5 seconds.<\/p><p><strong><b>7.<\/b><\/strong><strong><b>Flexible Voltage Regulation<\/b><\/strong>: Based on principles such as phase-controlled voltage regulation, self-saturating reactors or thyristors can be used to adjust the output voltage of the transformer, realizing stepless voltage regulation to meet the voltage requirements of different loads.<\/p><p><strong><b>8.<\/b><\/strong><strong><b>High Efficiency<\/b><\/strong>: Low-loss design is adopted, such as selecting high-magnetic-conductivity silicon steel sheets and optimizing the winding structure. The full-load efficiency is \u226598.5%, meeting the first-level energy efficiency standard and achieving significant energy-saving effects.<\/p><p><strong><b>9.<\/b><\/strong><strong><b>Compact Structure<\/b><\/strong>: Epoxy resin vacuum casting or open structure design is adopted, reducing the volume by 40% compared with traditional oil-immersed transformers. It supports wall-mounted installation, saving installation space.<\/p><p><strong><b>10.<\/b><\/strong><strong><b>Low Noise<\/b><\/strong>: High-quality materials and advanced manufacturing processes are used, such as special dipping processes and reasonable iron core lamination methods, effectively reducing vibration and noise during operation. The noise is usually&lt;65dB.<\/p><p><strong><b>11.<\/b><\/strong><strong><b>Good Environmental Performance<\/b><\/strong>: Some rectifier transformers adopt a dry-type structure, which has the characteristics of heat resistance and moisture resistance, does not produce toxic gases, and is environmentally friendly. Moreover, the protection level can be selected to adapt to different usage environments.<\/p><p><strong><b>\u2161<\/b><\/strong><strong><b>. Product Advantages<\/b><\/strong><\/p><p>1.Rectifier transformers are key equipment for realizing AC-to-DC conversion in power electronic systems. Their design and performance directly affect the stability, efficiency, and safety of rectifier systems. The following is a detailed analysis of the product advantages of rectifier transformers from multiple dimensions:<\/p><p><strong><b>\u2460<\/b><\/strong><strong><b>Flexible Winding Design<\/b><\/strong><\/p><p>The primary side (AC input) and secondary side (connected to the rectifier) windings of rectifier transformers can be designed with different turns ratios and wiring methods ( star, delta, zigzag) according to the type of rectifier circuit ( single-phase half-wave, full-wave, three-phase bridge), ensuring matching with the electrical parameters of rectifier components (diodes, thyristors, etc.), and reducing circuit losses and interference.<\/p><p><strong><b>\u2461<\/b><\/strong><strong><b>Multi-winding Output Capability<\/b><\/strong><\/p><p>Multiple sets of secondary windings can be designed to meet the needs of multiple sets of rectifier circuits working simultaneously ( scenarios requiring multiple sets of DC power supplies in industrial electrolysis and electroplating equipment), simplifying system wiring and improving space utilization.<\/p><p><strong><b>\u2462<\/b><\/strong><strong><b>Leakage reactance can limit the amplitude of harmonic currents<\/b><\/strong><\/p><p>Multiple rectifier transformers are combined with different phase-shifting angles, which can make harmonics cancel each other out and significantly reduce the total harmonic distortion rate.<\/p><p><strong><b>\u2463<\/b><\/strong><strong><b>Improving Power Factor<\/b><\/strong><\/p><p>A reasonably designed rectifier transformer can be combined with a filter device to improve the inductive load characteristics of the rectifier system, reduce reactive power loss, increase the power factor on the power grid side, and lower electricity costs.<\/p><p><strong><b>\u2464<\/b><\/strong><strong><b>Adaptation to Overcurrent and Overvoltage Protection<\/b><\/strong><\/p><p>Overcurrent protection windings can be integrated into the winding design or combined with relay protection devices. When overload or short-circuit occurs in the rectifier circuit, the power supply can be quickly cut off or the fault current can be limited, reducing the risk of equipment damage.<\/p>","_padding":{"unit":"px","top":"20","right":"0","bottom":"0","left":"0","isLinked":false},"__globals__":{"typography_typography":"globals\/typography?id=d06f507"},"paragraph_spacing":{"unit":"px","size":16,"sizes":[]}},"elements":[],"widgetType":"text-editor"}\\\"]\\t\\t<\\\/div>\\n\\t\\t<div id=\\\"e-n-tab-content-649863463\\\" role=\\\"tabpanel\\\" aria-labelledby=\\\"e-n-tab-title-649863463\\\" data-tab-index=\\\"3\\\" style=\\\"--n-tabs-title-order: 3;\\\" class=\\\" elementor-element elementor-element-764f307 e-con-full e-flex e-con e-child\\\" data-id=\\\"764f307\\\" data-element_type=\\\"container\\\">\\n\\t\\t\\t\\t<div class=\\\"elementor-element elementor-element-9872304 elementor-widget elementor-widget-heading\\\" data-id=\\\"9872304\\\" data-element_type=\\\"widget\\\" data-widget_type=\\\"heading.default\\\">\\n\\t\\t\\t\\t\\t<h2 class=\\\"elementor-heading-title elementor-size-default\\\">Product structure<\\\/h2>\\t\\t\\t\\t<\\\/div>\\n\\t\\t[elementor-element k=\\\"43aca594a86d0bbe94de5159700c1e94\\\" 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.tg-uzvj{border-color:inherit;font-weight:bold;text-align:center;vertical-align:middle}\\r\\n.tg .tg-nrix{text-align:center;vertical-align:middle}\\r\\n<\\\/style>\\r\\n<table class=\\\"tg\\\"><thead>\\r\\n  <tr>\\r\\n    <th class=\\\"tg-uzvj\\\" rowspan=\\\"2\\\">Rated Capacity<\\\/th>\\r\\n    <th class=\\\"tg-wa1i\\\" rowspan=\\\"2\\\">H.V.<\\\/th>\\r\\n    <th class=\\\"tg-wa1i\\\" rowspan=\\\"2\\\">L.V.<\\\/th>\\r\\n    <th class=\\\"tg-wa1i\\\" rowspan=\\\"2\\\">Connection Symbol<\\\/th>\\r\\n    <th class=\\\"tg-wa1i\\\" colspan=\\\"2\\\">No-load loss(kw)<\\\/th>\\r\\n    <th class=\\\"tg-wa1i\\\" colspan=\\\"2\\\">On-load loss(kw)<\\\/th>\\r\\n    <th class=\\\"tg-wa1i\\\">Short circuit impedance<\\\/th>\\r\\n  <\\\/tr>\\r\\n  <tr>\\r\\n    <th class=\\\"tg-wa1i\\\">S11<\\\/th>\\r\\n    <th class=\\\"tg-wa1i\\\">S13<\\\/th>\\r\\n    <th class=\\\"tg-wa1i\\\">S11<\\\/th>\\r\\n    <th class=\\\"tg-wa1i\\\">S13<\\\/th>\\r\\n    <th class=\\\"tg-wa1i\\\">S11<\\\/th>\\r\\n  <\\\/tr><\\\/thead>\\r\\n<tbody>\\r\\n  <tr>\\r\\n    <td class=\\\"tg-nrix\\\">50<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\" rowspan=\\\"16\\\">35<br><br><br><br>38.5<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\" rowspan=\\\"16\\\">0.4<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\" rowspan=\\\"16\\\">Dyn11<br><br><br><br>Yyn0<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">0.16<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">0.112<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">1.20\\\/1.14<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">1.20\\\/1.14<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\" rowspan=\\\"16\\\">6.5<\\\/td>\\r\\n  <\\\/tr>\\r\\n  <tr>\\r\\n    <td class=\\\"tg-nrix\\\">100<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">0.23<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">0.161<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">2.01\\\/1.91<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">2.01\\\/1.91<\\\/td>\\r\\n  <\\\/tr>\\r\\n  <tr>\\r\\n    <td class=\\\"tg-nrix\\\">125<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">0.27<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">0.189<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">2.37\\\/2.26<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">2.37\\\/2.26<\\\/td>\\r\\n  <\\\/tr>\\r\\n  <tr>\\r\\n    <td class=\\\"tg-nrix\\\">160<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">0.28<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">0.196<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">2.82\\\/2.68<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">2.82\\\/2.68<\\\/td>\\r\\n  <\\\/tr>\\r\\n  <tr>\\r\\n    <td class=\\\"tg-nrix\\\">200<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">0.34<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">0.238<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">3.32\\\/3.16<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">3.32\\\/3.16<\\\/td>\\r\\n  <\\\/tr>\\r\\n  <tr>\\r\\n    <td class=\\\"tg-nrix\\\">250<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">0.4<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">0.28<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">3.95\\\/3.76<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">3.95\\\/3.76<\\\/td>\\r\\n  <\\\/tr>\\r\\n  <tr>\\r\\n    <td class=\\\"tg-nrix\\\">315<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">0.48<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">0.336<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">4.75\\\/4.53<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">4.75\\\/4.53<\\\/td>\\r\\n  <\\\/tr>\\r\\n  <tr>\\r\\n    <td class=\\\"tg-nrix\\\">400<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">0.58<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">0.406<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">5.74\\\/5.47<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">5.74\\\/5.47<\\\/td>\\r\\n  <\\\/tr>\\r\\n  <tr>\\r\\n    <td class=\\\"tg-nrix\\\">500<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">0.68<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">0.476<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">6.91\\\/6.58<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">6.91\\\/6.58<\\\/td>\\r\\n  <\\\/tr>\\r\\n  <tr>\\r\\n    <td class=\\\"tg-nrix\\\">630<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">0.83<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">0.581<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">7.86<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">7.86<\\\/td>\\r\\n  <\\\/tr>\\r\\n  <tr>\\r\\n    <td class=\\\"tg-nrix\\\">800<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">0.98<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">0.686<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">9.4<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">9.4<\\\/td>\\r\\n  <\\\/tr>\\r\\n  <tr>\\r\\n    <td class=\\\"tg-nrix\\\">1000<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">1.15<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">0.805<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">11.5<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">11.5<\\\/td>\\r\\n  <\\\/tr>\\r\\n  <tr>\\r\\n    <td class=\\\"tg-nrix\\\">1250<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">1.4<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">0.98<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">13.9<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">13.9<\\\/td>\\r\\n  <\\\/tr>\\r\\n  <tr>\\r\\n    <td class=\\\"tg-nrix\\\">1600<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">1.69<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">1.183<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">16.6<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">16.6<\\\/td>\\r\\n  <\\\/tr>\\r\\n  <tr>\\r\\n    <td class=\\\"tg-nrix\\\">2000<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">1.99<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">1.393<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">19.7<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">19.7<\\\/td>\\r\\n  <\\\/tr>\\r\\n  <tr>\\r\\n    <td class=\\\"tg-nrix\\\">2500<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">2.36<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">1.652<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">23.2<\\\/td>\\r\\n    <td class=\\\"tg-nrix\\\">23.2<\\\/td>\\r\\n  <\\\/tr>\\r\\n<\\\/tbody><\\\/table>\\r\\n<\\\/thead>\\r\\n<tbody>\\r\\n  <!-- \\u4f60\\u539f\\u6765\\u7684 <tr> 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elementor-widget elementor-widget-image\\\" data-id=\\\"cde164f\\\" data-element_type=\\\"widget\\\" data-widget_type=\\\"image.default\\\">\\n\\t\\t\\t\\t\\t\\t\\t\\t\\t\\t\\t\\t\\t\\t\\t<img width=\\\"1024\\\" height=\\\"751\\\" src=\\\"https:\\\/\\\/www.ketetransformer.com\\\/wp-content\\\/uploads\\\/2025\\\/08\\\/\\u6cb9\\u6d78\\u5f0f\\u53d8\\u538b\\u5668\\u56fe\\u7eb8-1024x751.png\\\" class=\\\"attachment-large size-large wp-image-4659\\\" alt=\\\"\\\" srcset=\\\"https:\\\/\\\/www.ketetransformer.com\\\/wp-content\\\/uploads\\\/2025\\\/08\\\/\\u6cb9\\u6d78\\u5f0f\\u53d8\\u538b\\u5668\\u56fe\\u7eb8-1024x751.png 1024w, https:\\\/\\\/www.ketetransformer.com\\\/wp-content\\\/uploads\\\/2025\\\/08\\\/\\u6cb9\\u6d78\\u5f0f\\u53d8\\u538b\\u5668\\u56fe\\u7eb8-300x220.png 300w, https:\\\/\\\/www.ketetransformer.com\\\/wp-content\\\/uploads\\\/2025\\\/08\\\/\\u6cb9\\u6d78\\u5f0f\\u53d8\\u538b\\u5668\\u56fe\\u7eb8-768x564.png 768w, https:\\\/\\\/www.ketetransformer.com\\\/wp-content\\\/uploads\\\/2025\\\/08\\\/\\u6cb9\\u6d78\\u5f0f\\u53d8\\u538b\\u5668\\u56fe\\u7eb8-600x440.png 600w, https:\\\/\\\/www.ketetransformer.com\\\/wp-content\\\/uploads\\\/2025\\\/08\\\/\\u6cb9\\u6d78\\u5f0f\\u53d8\\u538b\\u5668\\u56fe\\u7eb8.png 1063w\\\" sizes=\\\"(max-width: 1024px) 100vw, 1024px\\\" \\\/>\\t\\t\\t\\t\\t\\t\\t\\t\\t\\t\\t\\t\\t\\t\\t<\\\/div>\\n\\t\\t\\t\\t\\t<\\\/div>\\n\\t\\t\\t\\t<\\\/div>\\n\\t\\t\\t\\t<\\\/div>\\n\\t\\t<div id=\\\"e-n-tab-content-649863466\\\" role=\\\"tabpanel\\\" aria-labelledby=\\\"e-n-tab-title-649863466\\\" data-tab-index=\\\"6\\\" style=\\\"--n-tabs-title-order: 6;\\\" class=\\\" elementor-element elementor-element-a681f0e e-con-full e-flex e-con e-child\\\" data-id=\\\"a681f0e\\\" data-element_type=\\\"container\\\">\\n\\t\\t\\t\\t<div class=\\\"elementor-element elementor-element-11bf213 elementor-widget elementor-widget-heading\\\" data-id=\\\"11bf213\\\" data-element_type=\\\"widget\\\" data-widget_type=\\\"heading.default\\\">\\n\\t\\t\\t\\t\\t<h2 class=\\\"elementor-heading-title elementor-size-default\\\">FAQ<\\\/h2>\\t\\t\\t\\t<\\\/div>\\n\\t\\t\\t\\t<div class=\\\"elementor-element elementor-element-d080af3 elementor-widget elementor-widget-n-accordion\\\" data-id=\\\"d080af3\\\" data-element_type=\\\"widget\\\" data-settings=\\\"{&quot;default_state&quot;:&quot;all_collapsed&quot;,&quot;max_items_expended&quot;:&quot;multiple&quot;,&quot;n_accordion_animation_duration&quot;:{&quot;unit&quot;:&quot;ms&quot;,&quot;size&quot;:400,&quot;sizes&quot;:[]}}\\\" data-widget_type=\\\"nested-accordion.default\\\">\\n\\t\\t\\t\\t\\t\\t\\t<div class=\\\"e-n-accordion\\\" aria-label=\\\"Accordion. Open links with Enter or Space, close with Escape, and navigate with Arrow Keys\\\">\\n\\t\\t\\t\\t\\t\\t<details id=\\\"e-n-accordion-item-2180\\\" class=\\\"e-n-accordion-item\\\" >\\n\\t\\t\\t\\t<summary class=\\\"e-n-accordion-item-title\\\" data-accordion-index=\\\"1\\\" tabindex=\\\"0\\\" aria-expanded=\\\"false\\\" aria-controls=\\\"e-n-accordion-item-2180\\\" >\\n\\t\\t\\t\\t\\t<span class='e-n-accordion-item-title-header'><div class=\\\"e-n-accordion-item-title-text\\\"> 1.What is a rectifier transformer? What is the difference between it and an ordinary power transformer? <\\\/div><\\\/span>\\n\\t\\t\\t\\t\\t\\t\\t<span class='e-n-accordion-item-title-icon'>\\n\\t\\t\\t<span class='e-opened' ><svg aria-hidden=\\\"true\\\" class=\\\"e-font-icon-svg e-fas-angle-down\\\" viewBox=\\\"0 0 320 512\\\" xmlns=\\\"http:\\\/\\\/www.w3.org\\\/2000\\\/svg\\\"><path d=\\\"M143 352.3L7 216.3c-9.4-9.4-9.4-24.6 0-33.9l22.6-22.6c9.4-9.4 24.6-9.4 33.9 0l96.4 96.4 96.4-96.4c9.4-9.4 24.6-9.4 33.9 0l22.6 22.6c9.4 9.4 9.4 24.6 0 33.9l-136 136c-9.2 9.4-24.4 9.4-33.8 0z\\\"><\\\/path><\\\/svg><\\\/span>\\n\\t\\t\\t<span class='e-closed'><svg aria-hidden=\\\"true\\\" class=\\\"e-font-icon-svg e-fas-angle-right\\\" viewBox=\\\"0 0 256 512\\\" xmlns=\\\"http:\\\/\\\/www.w3.org\\\/2000\\\/svg\\\"><path d=\\\"M224.3 273l-136 136c-9.4 9.4-24.6 9.4-33.9 0l-22.6-22.6c-9.4-9.4-9.4-24.6 0-33.9l96.4-96.4-96.4-96.4c-9.4-9.4-9.4-24.6 0-33.9L54.3 103c9.4-9.4 24.6-9.4 33.9 0l136 136c9.5 9.4 9.5 24.6.1 34z\\\"><\\\/path><\\\/svg><\\\/span>\\n\\t\\t<\\\/span>\\n\\n\\t\\t\\t\\t\\t\\t<\\\/summary>\\n\\t\\t\\t\\t<div role=\\\"region\\\" aria-labelledby=\\\"e-n-accordion-item-2180\\\" class=\\\"elementor-element elementor-element-05eeb49 e-con-full e-flex e-con e-child\\\" data-id=\\\"05eeb49\\\" data-element_type=\\\"container\\\" data-settings=\\\"{&quot;background_background&quot;:&quot;classic&quot;}\\\">\\n\\t\\t[elementor-element k=\\\"43aca594a86d0bbe94de5159700c1e94\\\" data=\\\"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\\\"]\\t\\t<\\\/div>\\n\\t\\t\\t\\t\\t<\\\/details>\\n\\t\\t\\t\\t\\t\\t<details id=\\\"e-n-accordion-item-2181\\\" class=\\\"e-n-accordion-item\\\" >\\n\\t\\t\\t\\t<summary class=\\\"e-n-accordion-item-title\\\" data-accordion-index=\\\"2\\\" tabindex=\\\"-1\\\" aria-expanded=\\\"false\\\" aria-controls=\\\"e-n-accordion-item-2181\\\" >\\n\\t\\t\\t\\t\\t<span class='e-n-accordion-item-title-header'><div class=\\\"e-n-accordion-item-title-text\\\"> 2.How to calculate and select the capacity of a rectifier transformer? <\\\/div><\\\/span>\\n\\t\\t\\t\\t\\t\\t\\t<span class='e-n-accordion-item-title-icon'>\\n\\t\\t\\t<span class='e-opened' ><svg aria-hidden=\\\"true\\\" class=\\\"e-font-icon-svg e-fas-angle-down\\\" viewBox=\\\"0 0 320 512\\\" xmlns=\\\"http:\\\/\\\/www.w3.org\\\/2000\\\/svg\\\"><path d=\\\"M143 352.3L7 216.3c-9.4-9.4-9.4-24.6 0-33.9l22.6-22.6c9.4-9.4 24.6-9.4 33.9 0l96.4 96.4 96.4-96.4c9.4-9.4 24.6-9.4 33.9 0l22.6 22.6c9.4 9.4 9.4 24.6 0 33.9l-136 136c-9.2 9.4-24.4 9.4-33.8 0z\\\"><\\\/path><\\\/svg><\\\/span>\\n\\t\\t\\t<span class='e-closed'><svg aria-hidden=\\\"true\\\" class=\\\"e-font-icon-svg e-fas-angle-right\\\" viewBox=\\\"0 0 256 512\\\" xmlns=\\\"http:\\\/\\\/www.w3.org\\\/2000\\\/svg\\\"><path d=\\\"M224.3 273l-136 136c-9.4 9.4-24.6 9.4-33.9 0l-22.6-22.6c-9.4-9.4-9.4-24.6 0-33.9l96.4-96.4-96.4-96.4c-9.4-9.4-9.4-24.6 0-33.9L54.3 103c9.4-9.4 24.6-9.4 33.9 0l136 136c9.5 9.4 9.5 24.6.1 34z\\\"><\\\/path><\\\/svg><\\\/span>\\n\\t\\t<\\\/span>\\n\\n\\t\\t\\t\\t\\t\\t<\\\/summary>\\n\\t\\t\\t\\t<div role=\\\"region\\\" aria-labelledby=\\\"e-n-accordion-item-2181\\\" class=\\\"elementor-element elementor-element-9b6bfdb e-con-full e-flex e-con e-child\\\" data-id=\\\"9b6bfdb\\\" data-element_type=\\\"container\\\" data-settings=\\\"{&quot;background_background&quot;:&quot;classic&quot;}\\\">\\n\\t\\t[elementor-element k=\\\"43aca594a86d0bbe94de5159700c1e94\\\" data=\\\"eyJpZCI6IjNlMjNkMTAiLCJlbFR5cGUiOiJ3aWRnZXQiLCJzZXR0aW5ncyI6eyJlZGl0b3IiOiI8cD5cdTI0NjAgVGhlIHNlbGVjdGlvbiBvZiB0aGUgY2FwYWNpdHkgb2YgYSByZWN0aWZpZXIgdHJhbnNmb3JtZXIgaXMgY3J1Y2lhbCwgYW5kIHRoZSBjYWxjdWxhdGlvbiBmb3JtdWxhIGlzOjxcL3A+PHA+UCA9IEsgXHUwMGQ3IFVkIFx1MDBkNyBJZCBcLyBcdTAzYjcgKGtWQSk8XC9wPiIsIl9wYWRkaW5nIjp7InVuaXQiOiJweCIsInRvcCI6IjIwIiwicmlnaHQiOiIwIiwiYm90dG9tIjoiMCIsImxlZnQiOiIwIiwiaXNMaW5rZWQiOmZhbHNlfSwiX19nbG9iYWxzX18iOnsidHlwb2dyYXBoeV90eXBvZ3JhcGh5IjoiZ2xvYmFsc1wvdHlwb2dyYXBoeT9pZD1kMDZmNTA3In0sInBhcmFncmFwaF9zcGFjaW5nIjp7InVuaXQiOiJweCIsInNpemUiOjE2LCJzaXplcyI6W119fSwiZWxlbWVudHMiOltdLCJ3aWRnZXRUeXBlIjoidGV4dC1lZGl0b3IifQ==\\\"]\\t\\t<\\\/div>\\n\\t\\t\\t\\t\\t<\\\/details>\\n\\t\\t\\t\\t\\t\\t<details id=\\\"e-n-accordion-item-2182\\\" class=\\\"e-n-accordion-item\\\" >\\n\\t\\t\\t\\t<summary class=\\\"e-n-accordion-item-title\\\" data-accordion-index=\\\"3\\\" tabindex=\\\"-1\\\" aria-expanded=\\\"false\\\" aria-controls=\\\"e-n-accordion-item-2182\\\" >\\n\\t\\t\\t\\t\\t<span class='e-n-accordion-item-title-header'><div class=\\\"e-n-accordion-item-title-text\\\"> 3.The rectifier transformer has an excessively high temperature rise during operation, even feeling hot to the touch. What is the reason? <\\\/div><\\\/span>\\n\\t\\t\\t\\t\\t\\t\\t<span class='e-n-accordion-item-title-icon'>\\n\\t\\t\\t<span class='e-opened' ><svg aria-hidden=\\\"true\\\" class=\\\"e-font-icon-svg e-fas-angle-down\\\" viewBox=\\\"0 0 320 512\\\" xmlns=\\\"http:\\\/\\\/www.w3.org\\\/2000\\\/svg\\\"><path d=\\\"M143 352.3L7 216.3c-9.4-9.4-9.4-24.6 0-33.9l22.6-22.6c9.4-9.4 24.6-9.4 33.9 0l96.4 96.4 96.4-96.4c9.4-9.4 24.6-9.4 33.9 0l22.6 22.6c9.4 9.4 9.4 24.6 0 33.9l-136 136c-9.2 9.4-24.4 9.4-33.8 0z\\\"><\\\/path><\\\/svg><\\\/span>\\n\\t\\t\\t<span class='e-closed'><svg aria-hidden=\\\"true\\\" class=\\\"e-font-icon-svg e-fas-angle-right\\\" viewBox=\\\"0 0 256 512\\\" xmlns=\\\"http:\\\/\\\/www.w3.org\\\/2000\\\/svg\\\"><path d=\\\"M224.3 273l-136 136c-9.4 9.4-24.6 9.4-33.9 0l-22.6-22.6c-9.4-9.4-9.4-24.6 0-33.9l96.4-96.4-96.4-96.4c-9.4-9.4-9.4-24.6 0-33.9L54.3 103c9.4-9.4 24.6-9.4 33.9 0l136 136c9.5 9.4 9.5 24.6.1 34z\\\"><\\\/path><\\\/svg><\\\/span>\\n\\t\\t<\\\/span>\\n\\n\\t\\t\\t\\t\\t\\t<\\\/summary>\\n\\t\\t\\t\\t<div role=\\\"region\\\" aria-labelledby=\\\"e-n-accordion-item-2182\\\" class=\\\"elementor-element elementor-element-eb6a4dc e-con-full e-flex e-con e-child\\\" data-id=\\\"eb6a4dc\\\" data-element_type=\\\"container\\\" data-settings=\\\"{&quot;background_background&quot;:&quot;classic&quot;}\\\">\\n\\t\\t[elementor-element k=\\\"43aca594a86d0bbe94de5159700c1e94\\\" data=\\\"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\\\"]\\t\\t<\\\/div>\\n\\t\\t\\t\\t\\t<\\\/details>\\n\\t\\t\\t\\t\\t\\t<details id=\\\"e-n-accordion-item-2183\\\" class=\\\"e-n-accordion-item\\\" >\\n\\t\\t\\t\\t<summary class=\\\"e-n-accordion-item-title\\\" data-accordion-index=\\\"4\\\" tabindex=\\\"-1\\\" aria-expanded=\\\"false\\\" aria-controls=\\\"e-n-accordion-item-2183\\\" >\\n\\t\\t\\t\\t\\t<span class='e-n-accordion-item-title-header'><div class=\\\"e-n-accordion-item-title-text\\\"> 4.The rectifier transformer makes a lot of noise during operation. Is this normal? <\\\/div><\\\/span>\\n\\t\\t\\t\\t\\t\\t\\t<span class='e-n-accordion-item-title-icon'>\\n\\t\\t\\t<span class='e-opened' ><svg aria-hidden=\\\"true\\\" class=\\\"e-font-icon-svg e-fas-angle-down\\\" viewBox=\\\"0 0 320 512\\\" xmlns=\\\"http:\\\/\\\/www.w3.org\\\/2000\\\/svg\\\"><path d=\\\"M143 352.3L7 216.3c-9.4-9.4-9.4-24.6 0-33.9l22.6-22.6c9.4-9.4 24.6-9.4 33.9 0l96.4 96.4 96.4-96.4c9.4-9.4 24.6-9.4 33.9 0l22.6 22.6c9.4 9.4 9.4 24.6 0 33.9l-136 136c-9.2 9.4-24.4 9.4-33.8 0z\\\"><\\\/path><\\\/svg><\\\/span>\\n\\t\\t\\t<span class='e-closed'><svg aria-hidden=\\\"true\\\" class=\\\"e-font-icon-svg e-fas-angle-right\\\" viewBox=\\\"0 0 256 512\\\" xmlns=\\\"http:\\\/\\\/www.w3.org\\\/2000\\\/svg\\\"><path d=\\\"M224.3 273l-136 136c-9.4 9.4-24.6 9.4-33.9 0l-22.6-22.6c-9.4-9.4-9.4-24.6 0-33.9l96.4-96.4-96.4-96.4c-9.4-9.4-9.4-24.6 0-33.9L54.3 103c9.4-9.4 24.6-9.4 33.9 0l136 136c9.5 9.4 9.5 24.6.1 34z\\\"><\\\/path><\\\/svg><\\\/span>\\n\\t\\t<\\\/span>\\n\\n\\t\\t\\t\\t\\t\\t<\\\/summary>\\n\\t\\t\\t\\t<div role=\\\"region\\\" aria-labelledby=\\\"e-n-accordion-item-2183\\\" class=\\\"elementor-element elementor-element-8566f20 e-con-full e-flex e-con e-child\\\" data-id=\\\"8566f20\\\" data-element_type=\\\"container\\\" data-settings=\\\"{&quot;background_background&quot;:&quot;classic&quot;}\\\">\\n\\t\\t[elementor-element k=\\\"43aca594a86d0bbe94de5159700c1e94\\\" data=\\\"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\\\"]\\t\\t<\\\/div>\\n\\t\\t\\t\\t\\t<\\\/details>\\n\\t\\t\\t\\t\\t\\t<details id=\\\"e-n-accordion-item-2184\\\" class=\\\"e-n-accordion-item\\\" >\\n\\t\\t\\t\\t<summary class=\\\"e-n-accordion-item-title\\\" data-accordion-index=\\\"5\\\" tabindex=\\\"-1\\\" aria-expanded=\\\"false\\\" aria-controls=\\\"e-n-accordion-item-2184\\\" >\\n\\t\\t\\t\\t\\t<span class='e-n-accordion-item-title-header'><div class=\\\"e-n-accordion-item-title-text\\\"> 5.What should I do if the output voltage of the rectifier transformer is unstable? <\\\/div><\\\/span>\\n\\t\\t\\t\\t\\t\\t\\t<span class='e-n-accordion-item-title-icon'>\\n\\t\\t\\t<span class='e-opened' ><svg aria-hidden=\\\"true\\\" class=\\\"e-font-icon-svg e-fas-angle-down\\\" viewBox=\\\"0 0 320 512\\\" xmlns=\\\"http:\\\/\\\/www.w3.org\\\/2000\\\/svg\\\"><path d=\\\"M143 352.3L7 216.3c-9.4-9.4-9.4-24.6 0-33.9l22.6-22.6c9.4-9.4 24.6-9.4 33.9 0l96.4 96.4 96.4-96.4c9.4-9.4 24.6-9.4 33.9 0l22.6 22.6c9.4 9.4 9.4 24.6 0 33.9l-136 136c-9.2 9.4-24.4 9.4-33.8 0z\\\"><\\\/path><\\\/svg><\\\/span>\\n\\t\\t\\t<span class='e-closed'><svg aria-hidden=\\\"true\\\" class=\\\"e-font-icon-svg e-fas-angle-right\\\" viewBox=\\\"0 0 256 512\\\" xmlns=\\\"http:\\\/\\\/www.w3.org\\\/2000\\\/svg\\\"><path d=\\\"M224.3 273l-136 136c-9.4 9.4-24.6 9.4-33.9 0l-22.6-22.6c-9.4-9.4-9.4-24.6 0-33.9l96.4-96.4-96.4-96.4c-9.4-9.4-9.4-24.6 0-33.9L54.3 103c9.4-9.4 24.6-9.4 33.9 0l136 136c9.5 9.4 9.5 24.6.1 34z\\\"><\\\/path><\\\/svg><\\\/span>\\n\\t\\t<\\\/span>\\n\\n\\t\\t\\t\\t\\t\\t<\\\/summary>\\n\\t\\t\\t\\t<div role=\\\"region\\\" aria-labelledby=\\\"e-n-accordion-item-2184\\\" class=\\\"elementor-element elementor-element-3b6302b e-con-full e-flex e-con e-child\\\" data-id=\\\"3b6302b\\\" data-element_type=\\\"container\\\" data-settings=\\\"{&quot;background_background&quot;:&quot;classic&quot;}\\\">\\n\\t\\t[elementor-element k=\\\"43aca594a86d0bbe94de5159700c1e94\\\" data=\\\"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\\\"]\\t\\t<\\\/div>\\n\\t\\t\\t\\t\\t<\\\/details>\\n\\t\\t\\t\\t\\t\\t<details id=\\\"e-n-accordion-item-2185\\\" class=\\\"e-n-accordion-item\\\" >\\n\\t\\t\\t\\t<summary class=\\\"e-n-accordion-item-title\\\" data-accordion-index=\\\"6\\\" tabindex=\\\"-1\\\" aria-expanded=\\\"false\\\" aria-controls=\\\"e-n-accordion-item-2185\\\" >\\n\\t\\t\\t\\t\\t<span class='e-n-accordion-item-title-header'><div class=\\\"e-n-accordion-item-title-text\\\"> 6.What is a \\\"phase-shifted rectifier transformer\\\"? Why is it needed? <\\\/div><\\\/span>\\n\\t\\t\\t\\t\\t\\t\\t<span class='e-n-accordion-item-title-icon'>\\n\\t\\t\\t<span class='e-opened' ><svg aria-hidden=\\\"true\\\" class=\\\"e-font-icon-svg e-fas-angle-down\\\" viewBox=\\\"0 0 320 512\\\" xmlns=\\\"http:\\\/\\\/www.w3.org\\\/2000\\\/svg\\\"><path d=\\\"M143 352.3L7 216.3c-9.4-9.4-9.4-24.6 0-33.9l22.6-22.6c9.4-9.4 24.6-9.4 33.9 0l96.4 96.4 96.4-96.4c9.4-9.4 24.6-9.4 33.9 0l22.6 22.6c9.4 9.4 9.4 24.6 0 33.9l-136 136c-9.2 9.4-24.4 9.4-33.8 0z\\\"><\\\/path><\\\/svg><\\\/span>\\n\\t\\t\\t<span class='e-closed'><svg aria-hidden=\\\"true\\\" class=\\\"e-font-icon-svg e-fas-angle-right\\\" viewBox=\\\"0 0 256 512\\\" xmlns=\\\"http:\\\/\\\/www.w3.org\\\/2000\\\/svg\\\"><path d=\\\"M224.3 273l-136 136c-9.4 9.4-24.6 9.4-33.9 0l-22.6-22.6c-9.4-9.4-9.4-24.6 0-33.9l96.4-96.4-96.4-96.4c-9.4-9.4-9.4-24.6 0-33.9L54.3 103c9.4-9.4 24.6-9.4 33.9 0l136 136c9.5 9.4 9.5 24.6.1 34z\\\"><\\\/path><\\\/svg><\\\/span>\\n\\t\\t<\\\/span>\\n\\n\\t\\t\\t\\t\\t\\t<\\\/summary>\\n\\t\\t\\t\\t<div role=\\\"region\\\" aria-labelledby=\\\"e-n-accordion-item-2185\\\" class=\\\"elementor-element elementor-element-d41fa9f e-con-full e-flex e-con e-child\\\" data-id=\\\"d41fa9f\\\" data-element_type=\\\"container\\\" data-settings=\\\"{&quot;background_background&quot;:&quot;classic&quot;}\\\">\\n\\t\\t[elementor-element k=\\\"43aca594a86d0bbe94de5159700c1e94\\\" data=\\\"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\\\"]\\t\\t<\\\/div>\\n\\t\\t\\t\\t\\t<\\\/details>\\n\\t\\t\\t\\t\\t\\t<details id=\\\"e-n-accordion-item-2186\\\" class=\\\"e-n-accordion-item\\\" >\\n\\t\\t\\t\\t<summary class=\\\"e-n-accordion-item-title\\\" data-accordion-index=\\\"7\\\" tabindex=\\\"-1\\\" aria-expanded=\\\"false\\\" aria-controls=\\\"e-n-accordion-item-2186\\\" >\\n\\t\\t\\t\\t\\t<span class='e-n-accordion-item-title-header'><div class=\\\"e-n-accordion-item-title-text\\\"> 7.The oil-immersed rectifier transformer is leaking oil. 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