{"id":1606,"date":"2026-05-08T11:54:09","date_gmt":"2026-05-08T03:54:09","guid":{"rendered":"https:\/\/sayoon-dc.com\/?post_type=product&#038;p=1606"},"modified":"2026-07-17T10:54:44","modified_gmt":"2026-07-17T02:54:44","slug":"szj400a-d-normally-open-dc-contactor","status":"publish","type":"product","link":"https:\/\/sayoon-dc.com\/de\/product\/szj400a-d-normally-open-dc-contactor\/","title":{"rendered":"SZJ400A-D Schlie\u00dfer Gleichstromsch\u00fctz"},"content":{"rendered":"<h2><strong><span style=\"font-weight: var(--bs-h-font-weight); margin-left: 5px;\">EIGENSCHAFTEN<\/span><\/strong><\/h2>\n<div><\/div>\n<div>The normally open DC contactor is an essential component in modern electrical systems, providing a range of features that improve safety, efficiency and reliability. Its ability to effectively control DC circuits makes it an indispensable tool for professionals in a variety of industries. With its high current carrying capacity, fast response speed and durable construction, the normally open DC contactor meets the needs of today&#8217;s complex electrical applications. As technology continues to advance, the importance of this type of device will only increase, solidifying its role in the future of electrical engineering.<\/div>\n<h2><strong>SAYOON-MODELL-IMPLIKATION<\/strong><\/h2>\n<div class=\"product-table\">\n<div class=\"table-wrap\">\n<table border=\"0\" cellspacing=\"0\">\n<tbody>\n<tr>\n<td valign=\"center\" nowrap=\"nowrap\" width=\"73\">\n<p align=\"center\">SZJ<\/p>\n<\/td>\n<td valign=\"center\" nowrap=\"nowrap\" width=\"72\">\n<p align=\"center\">400 A<\/p>\n<\/td>\n<td valign=\"center\" nowrap=\"nowrap\" width=\"72\">\n<p align=\"center\">-D<\/p>\n<\/td>\n<td valign=\"center\" nowrap=\"nowrap\" width=\"72\">\n<p align=\"center\">-S<\/p>\n<\/td>\n<td valign=\"center\" nowrap=\"nowrap\" width=\"72\">\n<p align=\"center\">-\u25a1<\/p>\n<\/td>\n<td valign=\"center\" nowrap=\"nowrap\" width=\"72\">\n<p align=\"center\">-\u25a1<\/p>\n<\/td>\n<td valign=\"center\" nowrap=\"nowrap\" width=\"72\">\n<p align=\"center\">\/\u25a1<\/p>\n<\/td>\n<td rowspan=\"2\" valign=\"bottom\" nowrap=\"nowrap\" width=\"216\">\n<p align=\"center\">\n<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\" nowrap=\"nowrap\">\n<p align=\"center\">1<\/p>\n<\/td>\n<td valign=\"center\" nowrap=\"nowrap\">\n<p align=\"center\">2<\/p>\n<\/td>\n<td valign=\"center\" nowrap=\"nowrap\">\n<p align=\"center\">3<\/p>\n<\/td>\n<td valign=\"center\" nowrap=\"nowrap\">\n<p align=\"center\">4<\/p>\n<\/td>\n<td valign=\"center\" nowrap=\"nowrap\">\n<p align=\"center\">5<\/p>\n<\/td>\n<td valign=\"center\" nowrap=\"nowrap\">\n<p align=\"center\">6<\/p>\n<\/td>\n<td valign=\"center\" nowrap=\"nowrap\">\n<p align=\"center\">7<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<div class=\"noborder-table\">\n<div class=\"table-wrap\">\n<table border=\"0\" cellspacing=\"0\">\n<tbody>\n<tr>\n<td valign=\"top\" nowrap=\"nowrap\" width=\"73\">\n<p align=\"center\">1<\/p>\n<\/td>\n<td valign=\"top\" nowrap=\"nowrap\" width=\"72\"><b>Produkttyp<\/b><b><\/b><\/td>\n<td valign=\"top\" nowrap=\"nowrap\" width=\"72\"><\/td>\n<td valign=\"top\" nowrap=\"nowrap\" width=\"72\"><\/td>\n<td valign=\"top\" nowrap=\"nowrap\" width=\"72\"><\/td>\n<td valign=\"top\" nowrap=\"nowrap\" width=\"72\"><\/td>\n<td valign=\"top\" nowrap=\"nowrap\" width=\"72\"><\/td>\n<td valign=\"top\" nowrap=\"nowrap\" width=\"72\"><\/td>\n<td valign=\"top\" nowrap=\"nowrap\" width=\"72\"><\/td>\n<td valign=\"top\" nowrap=\"nowrap\" width=\"72\"><\/td>\n<\/tr>\n<tr>\n<td valign=\"top\" nowrap=\"nowrap\">\n<p align=\"center\">2<\/p>\n<\/td>\n<td valign=\"top\" nowrap=\"nowrap\"><b>Bemessungsstrom<\/b><b><\/b><\/td>\n<td valign=\"top\" nowrap=\"nowrap\"><\/td>\n<td valign=\"top\" nowrap=\"nowrap\"><\/td>\n<td valign=\"top\" nowrap=\"nowrap\"><\/td>\n<td valign=\"top\" nowrap=\"nowrap\"><\/td>\n<td valign=\"top\" nowrap=\"nowrap\"><\/td>\n<td valign=\"top\" nowrap=\"nowrap\"><\/td>\n<td valign=\"top\" nowrap=\"nowrap\"><\/td>\n<td valign=\"top\" nowrap=\"nowrap\"><\/td>\n<\/tr>\n<tr>\n<td valign=\"top\" nowrap=\"nowrap\">\n<p align=\"center\">3<\/p>\n<\/td>\n<td colspan=\"9\" valign=\"top\" width=\"648\"><b>Coil type:<\/b>\u00a0<b>Keine<\/b>-Double coils structure;\u00a0<b>D<\/b>-Single coil structure<\/td>\n<\/tr>\n<tr>\n<td valign=\"top\" nowrap=\"nowrap\">\n<p align=\"center\">4<\/p>\n<\/td>\n<td colspan=\"9\" valign=\"top\" width=\"648\"><b>Hilfsschalter: Keiner<\/b>- Ohne Hilfsschalter;\u00a0<b>S<\/b>- Mit Hilfsschalter<\/td>\n<\/tr>\n<tr>\n<td valign=\"top\" nowrap=\"nowrap\">\n<p align=\"center\">5<\/p>\n<\/td>\n<td colspan=\"9\" valign=\"top\" width=\"648\"><b>Mounting bracket type:<\/b>\u00a0<b>Keine<\/b>-M Horizontal (Standard);\u00a0<b>E<\/b>-Ebene eingebettet;\u00a0<b>L(N)<\/b>- Vertikal;\u00a0<b>E1<\/b>-Level eingebettete Einzelrichtung<\/td>\n<\/tr>\n<tr>\n<td valign=\"top\" nowrap=\"nowrap\">\n<p align=\"center\">6<\/p>\n<\/td>\n<td colspan=\"9\" valign=\"top\" nowrap=\"nowrap\"><b>Andere Funktionscodes<\/b><\/td>\n<\/tr>\n<tr>\n<td valign=\"top\" nowrap=\"nowrap\">\n<p align=\"center\">7<\/p>\n<\/td>\n<td colspan=\"9\" valign=\"top\" nowrap=\"nowrap\"><b>Spulennennspannung:\u00a0<\/b>12V, 24V, 36V, 48V, 60V, 72V usw.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<h2><strong>Verwendet<\/strong><\/h2>\n<div>Dieses Produkt verf\u00fcgt \u00fcber einen Schlie\u00dfer und ist geeignet f\u00fcr Elektrofahrzeuge, Telekommunikationsger\u00e4te, Baumaschinen, Autobatterien, elektrische Gabelstapler, Z\u00fcge, Schiffe sowie elektronische Steuerungssysteme wie unterbrechungsfreie Stromversorgungen.<\/div>\n<h2><strong>Technical Parameters:\u00a0 (Version 2.53)<\/strong><\/h2>\n<div>\n<div class=\"table-wrap\">\n<table border=\"1\" cellspacing=\"0\">\n<tbody>\n<tr>\n<td valign=\"center\">\n<p align=\"center\">\u00a0<b>SAYOON Produkttyp<\/b><\/p>\n<\/td>\n<td valign=\"center\">\n<p align=\"center\">\u00a0<b>SZJ400A-D<\/b><\/p>\n<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\">\u00a0Kontaktformular<\/td>\n<td valign=\"center\">\u00a01 NEIN<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\">\u00a0Spulennennspannung (DC V)<\/td>\n<td valign=\"center\">\u00a06V, 12V, 24V, 36V, 48V, 60V, 72V, 84V, 120V, 150V, 220V usw.<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\">\u00a0Ber\u00fchrungsspannung (DC V)<\/td>\n<td valign=\"center\">\u00a0\u2264 60 V<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\">\u00a0Nennlaststrom des Kontaktes 48V-Stromkreis (A)<\/td>\n<td valign=\"center\">\u00a0400 A<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\">\u00a0Typischer Spannungsabfall \u00fcber Kontakte pro 100 A<\/td>\n<td valign=\"center\">\u00a0&gt;80 mV<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\">\u00a0Die Abfallspannung bei (20\u00b15)\u2103 (V)<\/td>\n<td valign=\"center\">\u00a0\u226f70%<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\">\u00a0Abfallspannung bei (20\u00b15) \u2103 (V)<\/td>\n<td valign=\"center\">\u00a0\u226f35%,\u226e5%<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\">\u00a0Arbeitsspannungsbereich der 40\u2103-Spule<\/td>\n<td valign=\"center\">\u00a00,8-1,2 \u00b5s<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\">\u00a0Abfallzeit (\u00d6ffnen der Schlie\u00dferkontakte)<\/td>\n<td valign=\"center\">\u00a035ms<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\">\u00a0Anzugszeit (Schlie\u00dfer)<\/td>\n<td valign=\"center\">\u00a010ms<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\">\u00a0Maximale Prellzeit f\u00fcr den Kontaktschluss<\/td>\n<td valign=\"center\">\u00a010ms<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\">\u00a0Maximale Prellzeit f\u00fcr Kontaktunterbrechung<\/td>\n<td valign=\"center\">\u00a03 ms<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\">\u00a0Isolationswiderstand<\/td>\n<td valign=\"center\">\u00a020 M\u03a9<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\">\u00a0Elektrische Durchschlagsfestigkeit<\/td>\n<td valign=\"center\">\u00a050 Hz \/ 60 Hz 1000 VAC 1 Minute<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\">\u00a0Typische Fehlerstr\u00f6me, die abgeschaltet werden k\u00f6nnen<\/td>\n<td valign=\"center\">\u00a01500A\/5ms bei 48V DC<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\">\u00a0Spulenleistung (W)<\/td>\n<td valign=\"center\">\u00a09-18<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\">\u00a0Erw\u00e4rmung der Spule (K)<\/td>\n<td valign=\"center\">\u00a0\u226460<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\">\u00a0Temperaturerh\u00f6hung an der Abgangsklemme (K)<\/td>\n<td valign=\"center\">\u00a0\u226465<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\">\u00a0Elektrisches Leben<\/td>\n<td valign=\"center\">\u00a020.000-mal<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\">\u00a0Mechanisches Leben<\/td>\n<td valign=\"center\">\u00a0300.000 Mal<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\">\u00a0Arbeitsanweisung<\/td>\n<td valign=\"center\">\u00a0Kontinuierlich<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\">\u00a0Kontaktmaterial<\/td>\n<td valign=\"center\">\u00a0Ag-Legierung<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\">\u00a0Lastentyp<\/td>\n<td valign=\"center\">\u00a0M10-Schraube<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\">\u00a0Spulenanschlussart<\/td>\n<td valign=\"center\">\u00a0M4-Schraube<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\">\u00a0Nennlast des Hilfskontakts (optional)<\/td>\n<td valign=\"center\">\u00a02A\/48VDC, 5A\/24VDC<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\">\u00a0Zertifizierung von Pr\u00fcfungsorganisationen<\/td>\n<td valign=\"center\">\u00a0CCC, CE, FCC, RoHS<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p>&nbsp;<\/p>\n<p>Hinweis: Im Hinblick auf die unterschiedlichen Einsatzumgebungen der Kunden, die unterschiedliche Funktionsschwerpunkte erfordern, und um die umfassenden Eigenschaften unserer Produkte zu verbessern, kann Sayoon die Spulenparameter, den Temperaturanstieg und so weiter anpassen. Die obigen Parameter dienen nur als Referenz. F\u00fcr Details beziehen Sie sich bitte auf die Richtlinien zur Auswahl und Verwendung des SAYOON-Gleichstromsch\u00fctzes.<\/p>\n<\/div>\n<h2><strong>Belastungskennlinie<\/strong><\/h2>\n<ul class=\"list-group center-list\">\n<li class=\"list-group-item\"><img decoding=\"async\" class=\"mw-100\" src=\"https:\/\/sayoon-dc.com\/wp-content\/uploads\/2026\/05\/hev400-hv-dc-contactor-detail-3.webp\" alt=\"HEV400 Hochspannungs-Gleichstromsch\u00fctz Detail (3)\" \/><\/li>\n<li class=\"list-group-item\"><img decoding=\"async\" class=\"mw-100\" src=\"https:\/\/sayoon-dc.com\/wp-content\/uploads\/2026\/05\/hev400-hv-dc-contactor-detail-2.webp\" alt=\"HEV400 Hochspannungs-Gleichstromsch\u00fctz Detail (2)\" \/><\/li>\n<\/ul>\n<h2><strong>Installationsdiagramm<\/strong><\/h2>\n<div class=\"center_img\"><img decoding=\"async\" class=\"mw-100\" src=\"https:\/\/sayoon-dc.com\/wp-content\/uploads\/2026\/05\/szj400a-d.webp\" alt=\"szj400a-d\" \/><\/div>\n<h2><strong>Schaltplan<\/strong><\/h2>\n<div class=\"center_img\"><img decoding=\"async\" class=\"mw-100\" src=\"https:\/\/sayoon-dc.com\/wp-content\/uploads\/2026\/05\/szj-10-d_e.webp\" alt=\"szj-10-d_e\" \/><\/div>\n<h2><strong>Temperaturkurve<\/strong><\/h2>\n<div class=\"center_img\"><img decoding=\"async\" class=\"mw-100\" src=\"https:\/\/sayoon-dc.com\/wp-content\/uploads\/2026\/05\/xqws-szj100a-d.webp\" alt=\"xqws-szj100a-d\" \/><\/div>\n<h2><strong>Mechanische F\u00e4higkeiten und Nutzung der Umwelt<\/strong><\/h2>\n<div>\n<div class=\"table-wrap\">\n<table border=\"1\" cellspacing=\"0\">\n<tbody>\n<tr>\n<td valign=\"center\">\u00a0Anzugsdrehmoment M10 Kontaktschraube (N.m)<\/td>\n<td valign=\"center\">\u00a0&gt;20,5 angemessen<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\">\u00a0Anzugsdrehmoment Spulenanschluss M4 (Nm)<\/td>\n<td valign=\"center\">\u00a0\u226f1.2 angemessen<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\">\u00a0Umgebungstemperatur<\/td>\n<td valign=\"center\">\u00a0-25 bis +70 \u00b0C<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\">\u00a0Relative Luftfeuchtigkeit<\/td>\n<td valign=\"center\">\u00a0+20 \u00b0C 98%<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\">\u00a0Schwingungsfrequenz an der festen Position<\/td>\n<td valign=\"center\">\u00a03G, 1\u201350 Hz Amplitude 0,5 mm<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\">\u00a0Gehirnersch\u00fctterung<\/td>\n<td valign=\"center\">\u00a0(60\u2013100) Mal\/Minute, Beschleunigung \u2264 4g<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\">\u00a0H\u00f6he<\/td>\n<td valign=\"center\">\u00a02000m<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\">\u00a0Einbauanleitung<\/td>\n<td valign=\"center\">\u00a0Zuf\u00e4llig<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\">\u00a0Internationale Schutzma\u00dfnahmen<\/td>\n<td valign=\"center\">\u00a0IP40 (gem\u00e4\u00df IEC 60947)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<h2><strong>Bestellungsanweisung<\/strong><\/h2>\n<div>\n<div class=\"table-wrap\">\n<table border=\"1\" cellspacing=\"0\">\n<tbody>\n<tr>\n<td valign=\"center\">\n<p align=\"center\">\u00a0<b>SAYOON Produkttyp<\/b><\/p>\n<\/td>\n<td valign=\"center\">\n<p align=\"center\">\u00a0<b>SZJ400A-D<\/b><\/p>\n<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\">\u00a0U.N.W.<\/td>\n<td valign=\"center\">\u00a01019g<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\">\u00a0U.G.W.<\/td>\n<td valign=\"center\">\u00a01040g<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\">\u00a0Paketmenge.<\/td>\n<td valign=\"center\">\u00a030PCS<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\">\u00a0Befestigungswinkeltyp<\/td>\n<td valign=\"center\">\u00a0Keine \u2013 M Horizontal (Standard), E Ebene eingebettet, L (N) Vertikal, E1 Ebene eingebettet, einzeln gerichtet<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p>&nbsp;<\/p>\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 SZJ400A-D\/24V 100pcs, indicating the load rated current 400A, 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>","protected":false},"excerpt":{"rendered":"<p>Discover the SZJ400A-D Normally Open DC Contactor for reliable switching in your projects. Perfect for efficient power control. Buy now for high performance!<\/p>","protected":false},"featured_media":1607,"template":"","meta":{"_gspb_post_css":""},"product_brand":[],"product_cat":[58],"product_tag":[],"class_list":["post-1606","product","type-product","status-publish","has-post-thumbnail","product_cat-szj-series-dc-contactor","first","instock","shipping-taxable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/sayoon-dc.com\/de\/wp-json\/wp\/v2\/product\/1606","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sayoon-dc.com\/de\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/sayoon-dc.com\/de\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/sayoon-dc.com\/de\/wp-json\/wp\/v2\/media\/1607"}],"wp:attachment":[{"href":"https:\/\/sayoon-dc.com\/de\/wp-json\/wp\/v2\/media?parent=1606"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/sayoon-dc.com\/de\/wp-json\/wp\/v2\/product_brand?post=1606"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/sayoon-dc.com\/de\/wp-json\/wp\/v2\/product_cat?post=1606"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/sayoon-dc.com\/de\/wp-json\/wp\/v2\/product_tag?post=1606"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}