{"id":2320,"date":"2026-07-17T12:44:24","date_gmt":"2026-07-17T04:44:24","guid":{"rendered":"https:\/\/sayoon-dc.com\/?post_type=product&#038;p=2320"},"modified":"2026-07-24T17:18:23","modified_gmt":"2026-07-24T09:18:23","slug":"mzj-50b-normally-closed-dc-contactor","status":"publish","type":"product","link":"https:\/\/sayoon-dc.com\/es\/product\/mzj-50b-normally-closed-dc-contactor\/","title":{"rendered":"Contactor de CC normalmente cerrado MZJ-50B"},"content":{"rendered":"<h2><strong>CARACTER\u00cdSTICAS<\/strong><\/h2>\n<div align=\"left\">Adecuado para carretillas elevadoras el\u00e9ctricas, veh\u00edculos de bater\u00eda, tractores, excavadoras, m\u00e1quinas de ladrillos, veh\u00edculos de limpieza, aire acondicionado de automoci\u00f3n, fuentes de alimentaci\u00f3n de comunicaci\u00f3n, fuentes de alimentaci\u00f3n ininterrumpida, interruptores de fuente de alimentaci\u00f3n como circuitos de control de sistemas de control electr\u00f3nico de galvanoplastia; tiene las ventajas de un volumen peque\u00f1o, gran capacidad de carga, larga vida \u00fatil, f\u00e1cil mantenimiento y otras caracter\u00edsticas, siendo bien recibido por los usuarios. Los productos cumplen con los requisitos de las normas JB2286-78, JB3974-85, YD \/ 585-92, YD \/ T512-92; probados por la planta y la unidad de prueba relacionada, cumplen con los requisitos est\u00e1ndar, el uso de los usuarios durante muchos a\u00f1os satisface al m\u00e1ximo las necesidades de los mismos, con calidad y fiabilidad.<\/div>\n<h2><strong>IMPLICACI\u00d3N DEL MODELO SAYOON<\/strong><\/h2>\n<table style=\"width: 100%; border-collapse: collapse;\" border=\"0\" cellspacing=\"0\" cellpadding=\"0\">\n<tbody>\n<tr style=\"height: 14.25pt;\">\n<td style=\"height: 40px; width: 10%;\" width=\"72\" height=\"19\">MZJ<\/td>\n<td class=\"et2\" style=\"height: 40px; width: 10%;\" width=\"96\">-50B<\/td>\n<td class=\"et2\" style=\"height: 40px; width: 10%;\" width=\"72\">-\u25a1<\/td>\n<td class=\"et2\" style=\"height: 40px; width: 10%;\" width=\"72\">\/\u25a1<\/td>\n<td class=\"et2\" style=\"width: 60%; height: 40px;\" colspan=\"6\" rowspan=\"2\" width=\"72\"><\/td>\n<\/tr>\n<tr style=\"height: 14.25pt;\">\n<td class=\"et2\" style=\"height: 40px; width: 10%;\" height=\"19\">1<\/td>\n<td class=\"et2\" style=\"height: 40px; width: 10%;\">2<\/td>\n<td class=\"et2\" style=\"height: 40px; width: 10%;\">3<\/td>\n<td class=\"et2\" style=\"height: 40px; width: 10%;\">4<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<table style=\"width: 100%;\" border=\"0\" cellspacing=\"0\">\n<tbody>\n<tr>\n<td style=\"width: 10%; height: 40px;\" valign=\"bottom\" nowrap=\"nowrap\" width=\"72\">\n<p align=\"center\">1<\/p>\n<\/td>\n<td style=\"width: 10%; height: 40px;\" valign=\"bottom\" nowrap=\"nowrap\" width=\"72\"><b>Tipo de producto<\/b><b><\/b><\/td>\n<td style=\"width: 10%; height: 40px;\" valign=\"bottom\" nowrap=\"nowrap\" width=\"72\"><\/td>\n<td style=\"width: 10%; height: 40px;\" valign=\"bottom\" nowrap=\"nowrap\" width=\"72\"><\/td>\n<td style=\"width: 10%; height: 40px;\" valign=\"bottom\" nowrap=\"nowrap\" width=\"72\"><\/td>\n<td style=\"width: 10%; height: 40px;\" valign=\"bottom\" nowrap=\"nowrap\" width=\"72\"><\/td>\n<td style=\"width: 10%; height: 40px;\" valign=\"bottom\" nowrap=\"nowrap\" width=\"72\"><\/td>\n<td style=\"width: 10%; height: 40px;\" valign=\"bottom\" nowrap=\"nowrap\" width=\"72\"><\/td>\n<td style=\"width: 10%; height: 40px;\" valign=\"bottom\" nowrap=\"nowrap\" width=\"72\"><\/td>\n<td style=\"width: 10%; height: 40px;\" valign=\"bottom\" nowrap=\"nowrap\" width=\"72\"><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 10%; height: 40px;\" valign=\"bottom\" nowrap=\"nowrap\">\n<p align=\"center\">2<\/p>\n<\/td>\n<td style=\"width: 10%; height: 40px;\" valign=\"bottom\" nowrap=\"nowrap\"><b>Corriente nominal<\/b><b><\/b><\/td>\n<td style=\"width: 10%; height: 40px;\" valign=\"bottom\" nowrap=\"nowrap\"><\/td>\n<td style=\"width: 10%; height: 40px;\" valign=\"bottom\" nowrap=\"nowrap\"><\/td>\n<td style=\"width: 10%; height: 40px;\" valign=\"bottom\" nowrap=\"nowrap\"><\/td>\n<td style=\"width: 10%; height: 40px;\" valign=\"bottom\" nowrap=\"nowrap\"><\/td>\n<td style=\"width: 10%; height: 40px;\" valign=\"bottom\" nowrap=\"nowrap\"><\/td>\n<td style=\"width: 10%; height: 40px;\" valign=\"bottom\" nowrap=\"nowrap\"><\/td>\n<td style=\"width: 10%; height: 40px;\" valign=\"bottom\" nowrap=\"nowrap\"><\/td>\n<td style=\"width: 10%; height: 40px;\" valign=\"bottom\" nowrap=\"nowrap\"><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 10%; height: 40px;\" valign=\"bottom\" nowrap=\"nowrap\">\n<p align=\"center\">3<\/p>\n<\/td>\n<td style=\"width: 10%; height: 40px;\" colspan=\"9\" valign=\"bottom\" width=\"648\"><strong>Tipo de soporte de montaje: Ninguno<\/strong>-M Horizontal (predeterminado); <strong>E1<\/strong>-Level embedded single direction; L(N)-Vertical<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 10%; height: 40px;\" valign=\"bottom\" nowrap=\"nowrap\">\n<p align=\"center\">4<\/p>\n<\/td>\n<td style=\"width: 10%; height: 40px;\" colspan=\"9\" valign=\"bottom\" width=\"648\"><strong>Tensi\u00f3n nominal de la bobina:<\/strong> 12V, 24V, 36V, 48V, 60V, 72V, etc.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2><strong>USOS<\/strong><\/h2>\n<p>This product have one normally closed contact, for electric vehicles, telecommunication equipment, engineering machinery, car batteries, electric forklift trucks, trains, ships, electronic control systems such as uninterruptible power supply.<\/p>\n<h2><strong>PAR\u00c1METROS T\u00c9CNICOS:<\/strong> (Version 1.36)<\/h2>\n<table border=\"1\" width=\"100%\" cellspacing=\"0\" cellpadding=\"3\" bgcolor=\"#ffffff\">\n<tbody>\n<tr>\n<td style=\"height: 24px;\" bgcolor=\"#99ccff\">\n<p align=\"center\">\u00a0<strong>Tipo de producto SAYOON<\/strong><\/p>\n<\/td>\n<td style=\"height: 24px;\">\n<p align=\"center\">\u00a0<strong>SZJB50A-D<\/strong><\/p>\n<\/td>\n<\/tr>\n<tr>\n<td bgcolor=\"#99ccff\">\u00a0Formulario de contacto<\/td>\n<td>\u00a01 NC<\/td>\n<\/tr>\n<tr>\n<td bgcolor=\"#99ccff\">\u00a0Tensi\u00f3n nominal de la bobina (CC V)<\/td>\n<td>\u00a06V, 12V, 24V, 36V, 48V, 60V, 72V, 84V, 120V, 150V, etc.<\/td>\n<\/tr>\n<tr>\n<td bgcolor=\"#99ccff\">\u00a0Tensi\u00f3n de contacto (CC V)<\/td>\n<td>\u00a0\u226460V<\/td>\n<\/tr>\n<tr>\n<td bgcolor=\"#99ccff\">\u00a0Corriente de carga nominal del circuito de contacto de 48V (DC-1)<\/td>\n<td>\u00a050A<\/td>\n<\/tr>\n<tr>\n<td bgcolor=\"#99ccff\">\u00a0Corriente nominal de carga del circuito de contactos<\/td>\n<td>\u00a0\u226480mV<\/td>\n<\/tr>\n<tr>\n<td bgcolor=\"#99ccff\">\u00a0El voltaje de activaci\u00f3n de enfriamiento a (20\u00b15)\u2103 (V)<\/td>\n<td>\u00a0\u226470%<\/td>\n<\/tr>\n<tr>\n<td bgcolor=\"#99ccff\">\u00a0Voltaje de ca\u00edda de refrigeraci\u00f3n a (20\u00b15)\u2103 (V)<\/td>\n<td>\u00a0\u226435%, \u22655%<\/td>\n<\/tr>\n<tr>\n<td bgcolor=\"#99ccff\">\u00a0Rango de voltaje de trabajo de la bobina a 40 \u2103<\/td>\n<td>\u00a00,8-1,2 us<\/td>\n<\/tr>\n<tr>\n<td bgcolor=\"#99ccff\">\u00a0Tiempo de desconexi\u00f3n (contactos normalmente abiertos)<\/td>\n<td>\u00a010 ms<\/td>\n<\/tr>\n<tr>\n<td bgcolor=\"#99ccff\">\u00a0Tiempo de actuaci\u00f3n (contactos n.a. al cierre)<\/td>\n<td>\u00a025 ms<\/td>\n<\/tr>\n<tr>\n<td bgcolor=\"#99ccff\">\u00a0Tiempo m\u00e1ximo de rebote para conexi\u00f3n de contactos<\/td>\n<td>\u00a010 ms<\/td>\n<\/tr>\n<tr>\n<td bgcolor=\"#99ccff\">\u00a0Tiempo m\u00e1ximo de rebote para la desconexi\u00f3n de contactos<\/td>\n<td>\u00a03 ms<\/td>\n<\/tr>\n<tr>\n<td bgcolor=\"#99ccff\">\u00a0Resistencia de aislamiento<\/td>\n<td>\u00a020 M\u03a9<\/td>\n<\/tr>\n<tr>\n<td bgcolor=\"#99ccff\">\u00a0Resistencia diel\u00e9ctrica para resistir<\/td>\n<td>\u00a050Hz\/60Hz 1000VAC 1 minuto<\/td>\n<\/tr>\n<tr>\n<td bgcolor=\"#99ccff\">\u00a0Corrientes de falta t\u00edpicas que se pueden interrumpir<\/td>\n<td>\u00a0600A\/5ms at 48V DC<\/td>\n<\/tr>\n<tr>\n<td bgcolor=\"#99ccff\">\u00a0Potencia de la bobina (W)<\/td>\n<td>\u00a07-15<\/td>\n<\/tr>\n<tr>\n<td bgcolor=\"#99ccff\">\u00a0Aumento de temperatura de la bobina (K)<\/td>\n<td>\u00a0\u226480<\/td>\n<\/tr>\n<tr>\n<td bgcolor=\"#99ccff\">\u00a0Aumento de temperatura en el terminal de salida (K)<\/td>\n<td>\u00a0\u226465<\/td>\n<\/tr>\n<tr>\n<td bgcolor=\"#99ccff\">\u00a0Vida el\u00e9ctrica<\/td>\n<td>\u00a020 000 veces<\/td>\n<\/tr>\n<tr>\n<td bgcolor=\"#99ccff\">\u00a0Vida \u00fatil mec\u00e1nica<\/td>\n<td>\u00a0300 000 veces<\/td>\n<\/tr>\n<tr>\n<td bgcolor=\"#99ccff\">\u00a0Pliego de condiciones<\/td>\n<td>\u00a0Intermittent<\/td>\n<\/tr>\n<tr>\n<td bgcolor=\"#99ccff\">\u00a0Material de contacto<\/td>\n<td>\u00a0Aleaci\u00f3n de plata<\/td>\n<\/tr>\n<tr>\n<td bgcolor=\"#99ccff\">\u00a0Tipo de terminal de carga<\/td>\n<td>\u00a0M5 Screw<\/td>\n<\/tr>\n<tr>\n<td bgcolor=\"#99ccff\">\u00a0Tipo de terminal de bobina<\/td>\n<td>\u00a0Tornillo M4<\/td>\n<\/tr>\n<tr>\n<td bgcolor=\"#99ccff\">\u00a0Certificaci\u00f3n de organizaci\u00f3n de pruebas<\/td>\n<td>\u00a0CCC, CE, FCC, RoHS<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Nota: Teniendo en cuenta los diferentes entornos de uso de los clientes, que requieren un enfoque espec\u00edfico de las funciones, y con el fin de mejorar las propiedades generales de nuestros productos, SAYOON puede ajustar los par\u00e1metros de la bobina, el aumento de temperatura, etc. Los par\u00e1metros anteriores son meramente orientativos. Para obtener m\u00e1s detalles, consulte las directrices de selecci\u00f3n y uso del contactor de CC de SAYOON.<\/p>\n<h2><strong>CURVA CARACTER\u00cdSTICA DE CARGA<\/strong><\/h2>\n<div class=\"center_img\"><img decoding=\"async\" src=\"https:\/\/sayoon-dc.com\/wp-content\/uploads\/2026\/07\/fzsm-50-20k-2.jpg\" \/><\/div>\n<p>&nbsp;<\/p>\n<div class=\"center_img\"><img decoding=\"async\" src=\"https:\/\/sayoon-dc.com\/wp-content\/uploads\/2026\/07\/fzsj-50-500-2.jpg\" \/><\/div>\n<p>&nbsp;<\/p>\n<h2><strong>ESQUEMA DE INSTALACI\u00d3N<\/strong><\/h2>\n<div class=\"center_img\"><img decoding=\"async\" src=\"https:\/\/sayoon-dc.com\/wp-content\/uploads\/2026\/07\/szj50a-d-1.jpg\" \/><\/div>\n<p>&nbsp;<\/p>\n<h2><strong>ESQUEMA DE CABLEADO<\/strong><\/h2>\n<div class=\"center_img\"><img decoding=\"async\" src=\"https:\/\/sayoon-dc.com\/wp-content\/uploads\/2026\/07\/szj-10-d_e-5.jpg\" \/><\/div>\n<h2><strong>CURVA DE TEMPERATURA<\/strong><\/h2>\n<div class=\"center_img\"><img decoding=\"async\" src=\"https:\/\/sayoon-dc.com\/wp-content\/uploads\/2026\/07\/xqws-szj100a-d-5.jpg\" \/><\/div>\n<p>&nbsp;<\/p>\n<h2><strong>HABILIDAD MEC\u00c1NICA y USO del MEDIO AMBIENTE<\/strong><\/h2>\n<table border=\"1\" width=\"100%\" cellspacing=\"0\" cellpadding=\"3\" bgcolor=\"#ffffff\">\n<tbody>\n<tr>\n<td bgcolor=\"#99ccff\">\u00a0Contact lead M6 tightening torque (N.m)<\/td>\n<td>\u00a0\u226f4.5 appropriate<\/td>\n<\/tr>\n<tr>\n<td bgcolor=\"#99ccff\">\u00a0Par de apriete del terminal de la bobina M4 (N\u00b7m)<\/td>\n<td>\u00a0\u226f1.2 apropiado<\/td>\n<\/tr>\n<tr>\n<td bgcolor=\"#99ccff\">\u00a0Temperatura ambiente<\/td>\n<td>\u00a0-25~+70\u2103<\/td>\n<\/tr>\n<tr>\n<td bgcolor=\"#99ccff\">\u00a0Humedad relativa<\/td>\n<td>\u00a0+20 \u2103 98%<\/td>\n<\/tr>\n<tr>\n<td bgcolor=\"#99ccff\">\u00a0Frecuencia de vibraci\u00f3n en la posici\u00f3n fija<\/td>\n<td>\u00a03G, 1\u201350 Hz, amplitud de 0.5 mm<\/td>\n<\/tr>\n<tr>\n<td bgcolor=\"#99ccff\">\u00a0Choque<\/td>\n<td>\u00a0(60\uff5e100) veces\/minuto, aceleraci\u00f3n \u2264 4g<\/td>\n<\/tr>\n<tr>\n<td bgcolor=\"#99ccff\">\u00a0Altitud<\/td>\n<td>\u00a02000m<\/td>\n<\/tr>\n<tr>\n<td bgcolor=\"#99ccff\">\u00a0Instrucciones de instalaci\u00f3n<\/td>\n<td>\u00a0Aleatorio<\/td>\n<\/tr>\n<tr>\n<td bgcolor=\"#99ccff\">\u00a0Protecci\u00f3n Internacional<\/td>\n<td>\u00a0IP40 (Seg\u00fan IEC60947)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2><strong>INSTRUCCI\u00d3N DE PEDIDO<\/strong><\/h2>\n<table border=\"1\" width=\"90%\" cellspacing=\"0\" cellpadding=\"3\" bgcolor=\"#ffffff\">\n<tbody>\n<tr>\n<td style=\"height: 24px;\" bgcolor=\"#99ccff\"><strong>Tipo de producto SAYOON<\/strong><\/td>\n<td style=\"height: 24px;\"><strong>MZJ-50B<\/strong><\/td>\n<\/tr>\n<tr>\n<td bgcolor=\"#99ccff\">U.N.W.<\/td>\n<td>173g<\/td>\n<\/tr>\n<tr>\n<td bgcolor=\"#99ccff\">U.G.W.<\/td>\n<td>192g<\/td>\n<\/tr>\n<tr>\n<td bgcolor=\"#99ccff\">Cantidad de bultos.<\/td>\n<td>100 unidades<\/td>\n<\/tr>\n<tr>\n<td bgcolor=\"#99ccff\">DIM. (cm)<\/td>\n<td>37.5*32.2*26.5<\/td>\n<\/tr>\n<tr>\n<td bgcolor=\"#99ccff\">Tipo de soporte de montaje<\/td>\n<td>None &#8211; M Horizontal (default), E1 Level embedded single direction, L (N) Vertical<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>When ordering, please state the following: name, full model, control coil voltage specification, installation frame type, whether with auxiliary contact, order quantity. For example: DC Contactor SZJ50A-D\/24V 100pcs, indicating the load rated current 50A, without auxiliary contact, default mounting bracket, coil control voltage 24V purchase 100pcs. Special voltage specification products, such as user needs can be special order.<\/p>\n<div class=\"center_img\"><\/div>\n<div class=\"center_img\"><\/div>\n<div class=\"center_img\"><\/div>\n<div class=\"center_img\"><\/div>","protected":false},"excerpt":{"rendered":"<p>Looking for a MZJ-50B Normally Closed DC Contactor? Find reliable and high-quality products for purchase here.<\/p>","protected":false},"featured_media":2316,"template":"","meta":{"_gspb_post_css":""},"product_brand":[],"product_cat":[60],"product_tag":[],"class_list":["post-2320","product","type-product","status-publish","has-post-thumbnail","product_cat-mzj-series-dc-contactor","first","instock","shipping-taxable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/sayoon-dc.com\/es\/wp-json\/wp\/v2\/product\/2320","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sayoon-dc.com\/es\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/sayoon-dc.com\/es\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/sayoon-dc.com\/es\/wp-json\/wp\/v2\/media\/2316"}],"wp:attachment":[{"href":"https:\/\/sayoon-dc.com\/es\/wp-json\/wp\/v2\/media?parent=2320"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/sayoon-dc.com\/es\/wp-json\/wp\/v2\/product_brand?post=2320"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/sayoon-dc.com\/es\/wp-json\/wp\/v2\/product_cat?post=2320"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/sayoon-dc.com\/es\/wp-json\/wp\/v2\/product_tag?post=2320"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}