{"id":1167,"date":"2026-05-08T11:52:31","date_gmt":"2026-05-08T03:52:31","guid":{"rendered":"https:\/\/sayoon-dc.com\/?post_type=product&#038;p=1167"},"modified":"2026-07-15T11:15:14","modified_gmt":"2026-07-15T03:15:14","slug":"czw252a-normally-open-dc-contactor","status":"publish","type":"product","link":"https:\/\/sayoon-dc.com\/de\/product\/czw252a-normally-open-dc-contactor\/","title":{"rendered":"CZW252A 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 fast response capability of normally open DC contactors makes them an ideal choice in many applications requiring high efficiency. In modern industry, many processes require real-time monitoring and control, and the rapid switching of contactors can ensure that the system maintains stable operation in a rapidly changing environment. In addition, with the development of intelligent manufacturing and Internet of Things technology, the requirements for equipment response speed are getting higher and higher, and the application prospects of normally open DC contactors are becoming more and more extensive.<\/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=\"72\">\n<p align=\"center\">CZW<\/p>\n<\/td>\n<td valign=\"center\" nowrap=\"nowrap\" width=\"72\">\n<p align=\"center\">252A<\/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\">-K<\/p>\n<\/td>\n<td valign=\"center\" nowrap=\"nowrap\" width=\"72\">\n<p align=\"center\">-2L<\/p>\n<\/td>\n<td valign=\"center\" nowrap=\"nowrap\" width=\"72\">\n<p align=\"center\">-\u25a1<\/p>\n<\/td>\n<td valign=\"bottom\" nowrap=\"nowrap\" width=\"72\">\n<p align=\"center\">\/24V<\/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=\"72\">\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>Rated current: 250A<\/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>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\">4<\/p>\n<\/td>\n<td colspan=\"9\" valign=\"top\" width=\"648\"><b>Magnethaltestruktur: K<\/b>- Zwei Gelenke mit Magnethaltung (Einspulen-, Doppelgelenk-Selbsthemmung);\u00a0<b>2K<\/b>- Dreigelenk-Magnethaltevorrichtung (Doppelspule, Dreigelenk-Selbsthemmung)<\/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>Halterungstyp: 2L<\/b>- Zwei vertikal (Standard);\u00a0<b>M<\/b>-Horizontal;\u00a0<b>X<\/b>-Oblique;\u00a0<b>1LW<\/b>-One vertical horizontal;\u00a0<b>2N<\/b>-Rear<\/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\" width=\"648\"><b>Andere Funktionscodes: l<\/b>- Mit Schutzdiode;\u00a0<b>R<\/b>-Mit Vorladewiderstand;\u00a0<b>CO<\/b>-Fortlaufend;\u00a0<b>In<\/b>- Zeitweise<b><\/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 1.06)<\/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>CZW252A<\/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\">\u00a0250A<\/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\">\u00a040 ms<\/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\">\u00a01000A\/5ms at 48V DC<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\">\u00a0Spulenleistung (W)<\/td>\n<td valign=\"center\">\u00a020-35<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\">\u00a0Erw\u00e4rmung der Spule (K)<\/td>\n<td valign=\"center\">\u00a0\u226480<\/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\">\u00a0300.000 Mal<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\">\u00a0Arbeitsanweisung<\/td>\n<td valign=\"center\">\u00a0St\u00e4ndig oder intermittierend (Standardwert)<\/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-M6 Screw<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\">\u00a0Spulenanschlussart<\/td>\n<td valign=\"center\">\u00a06,3 mm Flachsteckh\u00fclsen<\/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<\/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-200-20k.webp\" alt=\"fzsm-200-20k\" \/><\/li>\n<li class=\"list-group-item\"><img decoding=\"async\" class=\"mw-100\" src=\"https:\/\/sayoon-dc.com\/wp-content\/uploads\/2026\/05\/fzsj-200-1000.webp\" alt=\"fzsj-200-1000\" \/><\/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\/czw252a.webp\" alt=\"czw252a\" \/><img decoding=\"async\" class=\"mw-100\" src=\"https:\/\/sayoon-dc.com\/wp-content\/uploads\/2026\/05\/czw252a_1.webp\" alt=\"czw252a_1\" \/><img decoding=\"async\" class=\"mw-100\" src=\"https:\/\/sayoon-dc.com\/wp-content\/uploads\/2026\/05\/czw252a_2.webp\" alt=\"czw252a_2\" \/><img decoding=\"async\" class=\"mw-100\" src=\"https:\/\/sayoon-dc.com\/wp-content\/uploads\/2026\/05\/czw252a_3.webp\" alt=\"czw252a_3\" \/><img decoding=\"async\" class=\"mw-100\" src=\"https:\/\/sayoon-dc.com\/wp-content\/uploads\/2026\/05\/czw252a_4.webp\" alt=\"czw252a_4\" \/><\/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-czw100a.webp\" alt=\"xqws-czw100a\" \/><\/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 M6 Kontaktleitung (N.m)<\/td>\n<td valign=\"center\">\u00a0\u226f4,5 angemessen<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\">\u00a0Spulenanschluss-Drehmoment (N\u00b7m)<\/td>\n<td valign=\"center\">\u00a0\u226f0,8 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>CZW252A<\/b><\/p>\n<\/td>\n<\/tr>\n<tr>\n<td valign=\"center\">\u00a0Befestigungswinkeltyp<\/td>\n<td valign=\"center\">\u00a02L Two vertical (default), M Horizontal , 1L One vertical, X Oblique, 1LW One vertical horizontal,2N Rear<\/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 CZW252A\/24V 100pcs, indicating the load rated current 250A, 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 CZW252A Normally Open DC Contactor\u2014reliable performance compact design and ideal for controlling circuits. Perfect for your electrical projects!<\/p>","protected":false},"featured_media":1294,"template":"","meta":{"_gspb_post_css":""},"product_brand":[],"product_cat":[50],"product_tag":[],"class_list":["post-1167","product","type-product","status-publish","has-post-thumbnail","product_cat-czw-series-dc-contactor","first","instock","shipping-taxable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/sayoon-dc.com\/de\/wp-json\/wp\/v2\/product\/1167","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\/1294"}],"wp:attachment":[{"href":"https:\/\/sayoon-dc.com\/de\/wp-json\/wp\/v2\/media?parent=1167"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/sayoon-dc.com\/de\/wp-json\/wp\/v2\/product_brand?post=1167"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/sayoon-dc.com\/de\/wp-json\/wp\/v2\/product_cat?post=1167"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/sayoon-dc.com\/de\/wp-json\/wp\/v2\/product_tag?post=1167"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}