{"id":1655,"date":"2026-05-08T11:54:24","date_gmt":"2026-05-08T03:54:24","guid":{"rendered":"https:\/\/sayoon-dc.com\/?post_type=product&#038;p=1655"},"modified":"2026-07-17T10:18:49","modified_gmt":"2026-07-17T02:18:49","slug":"szj1500a-normally-open-dc-contactor","status":"publish","type":"product","link":"https:\/\/sayoon-dc.com\/de\/product\/szj1500a-normally-open-dc-contactor\/","title":{"rendered":"SZJ1500A Schlie\u00dfer DC-Sch\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 design of the normally open DC contactor makes it play an important role in many applications. During the motor starting process, it can effectively control the flow of current, ensure the smooth start of the motor, and avoid damage to the equipment caused by excessive current. In the automation control system, the normally open DC contactor can be used in conjunction with sensors and controllers to achieve precise control of the equipment. Therefore, understanding the functions and applications of normally open DC contactors is an important step for electrical engineers and technicians to improve their professional capabilities and meet future technical challenges.<\/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\">1500A<\/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=\"288\">\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<\/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=\"8\" valign=\"top\" width=\"576\"><b>Hilfsschalter: Keiner<\/b>- Ohne Hilfsschalter;\u00a0<b>S<\/b>- Mit Hilfsschalter<\/td>\n<td valign=\"top\" nowrap=\"nowrap\"><\/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>Mounting bracket type:<\/b>\u00a0<b>Keine<\/b>-M Horizontal (Standard);\u00a0<b>E<\/b>-Level embedded<\/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\" nowrap=\"nowrap\"><b>Andere Funktionscodes<\/b><\/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>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 1.43)<\/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>SZJ1500A<\/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\">\u00a0Nennbetriebsstrom des Kontakts 48V-Stromkreis (DC-1)<\/td>\n<td valign=\"center\">\u00a01500A<\/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\u226f40%,\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\">\u00a030ms<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\">\u00a0Anzugszeit (Schlie\u00dfer)<\/td>\n<td valign=\"center\">\u00a015 ms<\/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\">\u00a03500A\/5ms at 48V DC<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\">\u00a0Spulenleistung (W)<\/td>\n<td valign=\"center\">\u00a0Start: 140-190, Keep: 9-18<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\">\u00a0Erw\u00e4rmung der Spule (K)<\/td>\n<td valign=\"center\">\u00a0\u226450<\/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\">\u00a010.000 Mal<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\">\u00a0Mechanisches Leben<\/td>\n<td valign=\"center\">\u00a0200,000 times<\/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\">\u00a02-M12 Screw<\/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\">\u00a0CE, 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\/fzsm-1500-10k.webp\" alt=\"fzsm-1500-10k\" \/><\/li>\n<li class=\"list-group-item\"><img decoding=\"async\" class=\"mw-100\" src=\"https:\/\/sayoon-dc.com\/wp-content\/uploads\/2026\/05\/fzsj-1500-3500.webp\" alt=\"fzsj-1500-3500\" \/><\/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\/szj1500a.webp\" alt=\"szj1500a\" \/><\/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_e.webp\" alt=\"szj-10_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-szj200a.webp\" alt=\"xqws-szj200a\" \/><\/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 M12-Kontaktschraube (N\u00b7m)<\/td>\n<td valign=\"center\">\u00a0&gt;30,0 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 Schutzkonzepte<\/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>SZJ1500A<\/b><\/p>\n<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\">\u00a0U.N.W.<\/td>\n<td valign=\"center\">\u00a02800g<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\">\u00a0Paketmenge.<\/td>\n<td valign=\"center\">\u00a04 St\u00fcck<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\">\u00a0Befestigungswinkeltyp<\/td>\n<td valign=\"center\">\u00a0None &#8211; M Horizontal (default), E Level Embedded<\/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 SZJ1500A\/24V 100pcs, indicating the load rated current 1500A, 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 SZJ1500A Normally Open DC Contactor for reliable performance and efficiency in your electrical applications. Perfect for switching loads safely!<\/p>","protected":false},"featured_media":1651,"template":"","meta":{"_gspb_post_css":""},"product_brand":[],"product_cat":[58],"product_tag":[],"class_list":["post-1655","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\/1655","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\/1651"}],"wp:attachment":[{"href":"https:\/\/sayoon-dc.com\/de\/wp-json\/wp\/v2\/media?parent=1655"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/sayoon-dc.com\/de\/wp-json\/wp\/v2\/product_brand?post=1655"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/sayoon-dc.com\/de\/wp-json\/wp\/v2\/product_cat?post=1655"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/sayoon-dc.com\/de\/wp-json\/wp\/v2\/product_tag?post=1655"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}