{"id":1374,"date":"2026-05-08T11:52:54","date_gmt":"2026-05-08T03:52:54","guid":{"rendered":"https:\/\/sayoon-dc.com\/?post_type=product&p=1374"},"modified":"2026-07-15T10:37:38","modified_gmt":"2026-07-15T02:37:38","slug":"czw2000a-normally-open-dc-contactor","status":"publish","type":"product","link":"https:\/\/sayoon-dc.com\/ja\/product\/czw2000a-normally-open-dc-contactor\/","title":{"rendered":"CZW2000A \u5e38\u958b\u578b\u76f4\u6d41\u30b3\u30f3\u30bf\u30af\u30bf"},"content":{"rendered":"

FEATURES<\/span><\/strong><\/h2>\n
<\/div>\n
Safety is paramount in any electrical system, and the normally open DC contactor is designed with this principle in mind. It has built-in overload and short-circuit protection mechanisms to protect equipment and operators. These safety features help reduce the risks associated with electrical failures by preventing excessive current and potential electrical faults. This is particularly important in industrial environments, where the consequences of equipment failure can be very serious.<\/div>\n

\u30b5\u30e8\u30fc\u30f3\u30e2\u30c7\u30eb\u306e\u793a\u5506<\/strong><\/h2>\n
\n
\n\n\n\n\n
\n

CZW<\/p>\n<\/td>\n

\n

2000A<\/p>\n<\/td>\n

\n

-S<\/p>\n<\/td>\n

\n

-C<\/p>\n<\/td>\n

\n

-K<\/p>\n<\/td>\n

\n

-M<\/p>\n<\/td>\n

\n

-\u25a1<\/p>\n<\/td>\n

\n

\/24V<\/p>\n<\/td>\n

\n

\n<\/td>\n<\/tr>\n

\n

1<\/p>\n<\/td>\n

\n

2<\/p>\n<\/td>\n

\n

3<\/p>\n<\/td>\n

\n

4<\/p>\n<\/td>\n

\n

5<\/p>\n<\/td>\n

\n

6<\/p>\n<\/td>\n

\n

7<\/p>\n<\/td>\n

\n

8<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n

\n
\n\n\n\n\n\n\n\n\n\n\n
\n

1<\/p>\n<\/td>\n

\u88fd\u54c1\u7a2e\u5225<\/b><\/b><\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/tr>\n
\n

2<\/p>\n<\/td>\n

\u5b9a\u683c\u96fb\u6d41<\/b><\/b><\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/tr>\n
\n

3<\/p>\n<\/td>\n

Auxiliary switch: None<\/b>-Without auxiliary switch;\u00a0S<\/b>-With auxiliary switch<\/td>\n<\/tr>\n
\n

4<\/p>\n<\/td>\n

Magnetic blow-out<\/b><\/b><\/td>\n<\/tr>\n
\n

5<\/p>\n<\/td>\n

Magetic holding structure: K<\/b>-Two joint magnetic retention (Single coil, Two joint self-locking);\u00a02K<\/b>-Three joint magnetic retention (Double coil, Three joint self-locking)<\/td>\n<\/tr>\n
\n

6<\/p>\n<\/td>\n

Mounting bracket type: 2L<\/b>-Two vertical (default);\u00a0M<\/b>-Horizontal<\/td>\n<\/tr>\n
\n

7<\/p>\n<\/td>\n

Other function codes: l<\/b>-With suppressor diode;\u00a0R<\/b>-With pre-charged resistance;\u00a0CO<\/b>-Continuous;\u00a0IN<\/b>-Intermittent<\/b><\/td>\n<\/tr>\n
\n

8<\/p>\n<\/td>\n

Coil rated voltage:\u00a0<\/b>12V, 24V, 36V, 48V, 60V, 72V etc.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n

Uses<\/strong><\/h2>\n
This product have one normally open contact, for electric vehicles, telecommunication equipment, engineering machinery, car batteries, electric forklift trucks, trains, ships, electronic control systems such as uninterruptible power supply.<\/div>\n

Technical Parameters:\u00a0 (Version 2.59)<\/strong><\/h2>\n
\n
\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
\n

\u00a0SAYOON \u88fd\u54c1\u30bf\u30a4\u30d7<\/b><\/p>\n<\/td>\n

\n

\u00a0CZW2000A<\/b><\/p>\n<\/td>\n<\/tr>\n

\u00a0\u304a\u554f\u5408\u305b\u30d5\u30a9\u30fc\u30e0<\/td>\n\u00a01 \u3044\u3044\u3048<\/td>\n<\/tr>\n
\u00a0Coil Rated voltage (DC V)<\/td>\n\u00a06V,12V,24V,36V,48V,60V,72V,84V,120V,150V,220V etc.<\/td>\n<\/tr>\n
\u00a0Contact voltage (DC V)<\/td>\n\u00a0\u226480V<\/td>\n<\/tr>\n
\u00a0Rated load current of contact 48V circuit (DC-1)<\/td>\n\u00a02000A<\/td>\n<\/tr>\n
\u00a0100A\u3042\u305f\u308a\u306e\u63a5\u70b9\u306b\u304a\u3051\u308b\u6a19\u6e96\u7684\u306a\u96fb\u5727\u964d\u4e0b<\/td>\n\u00a0\u226f80mV<\/td>\n<\/tr>\n
\u00a0The cooling pull-in voltage at (20\u00b15)\u2103 (V)<\/td>\n\u00a0\u226f70%<\/td>\n<\/tr>\n
\u00a0The cooling drop-out voltage at (20\u00b15)\u2103 (V)<\/td>\n\u00a0\u226f35%,\u226e5%<\/td>\n<\/tr>\n
\u00a0Working voltage range of 40\u2103 coil<\/td>\n\u00a00.8-1.2Us<\/td>\n<\/tr>\n
\u00a0Drop-out time (n\/o contacts to open)<\/td>\n\u00a050ms<\/td>\n<\/tr>\n
\u00a0Pull-in time (n\/o contacts to close)<\/td>\n\u00a050ms<\/td>\n<\/tr>\n
\u00a0Maximum bounce time for contact connection<\/td>\n\u00a010ms<\/td>\n<\/tr>\n
\u00a0Maximum bounce time for contact disconnection<\/td>\n\u00a03ms<\/td>\n<\/tr>\n
\u00a0Insulation resistance<\/td>\n\u00a020M\u03a9<\/td>\n<\/tr>\n
\u00a0\u8010\u96fb\u6c17\u5f37\u5ea6<\/td>\n\u00a050Hz\/60Hz 1000VAC 1\u5206\u9593<\/td>\n<\/tr>\n
\u00a0\u906e\u65ad\u53ef\u80fd\u306a\u4ee3\u8868\u7684\u306a\u6545\u969c\u96fb\u6d41<\/td>\n\u00a04000A\/5ms at 48V DC<\/td>\n<\/tr>\n
\u00a0Coil power (W)<\/td>\n\u00a020-45<\/td>\n<\/tr>\n
\u00a0Temperature rise of coil (K)<\/td>\n\u00a0\u226480<\/td>\n<\/tr>\n
\u00a0Temperature rise on outgoing terminal (K)<\/td>\n\u00a0\u226465<\/td>\n<\/tr>\n
\u00a0\u96fb\u6c17\u306e\u751f\u6d3b<\/td>\n\u00a01\u4e07\u56de<\/td>\n<\/tr>\n
\u00a0\u6a5f\u68b0\u751f\u547d\u4f53<\/td>\n\u00a0300,000 times<\/td>\n<\/tr>\n
\u00a0\u4ed5\u69d8\u66f8<\/td>\n\u00a0Continuous (default) or Intermittent<\/td>\n<\/tr>\n
\u00a0Contact material<\/td>\n\u00a0Ag alloy<\/td>\n<\/tr>\n
\u00a0Load terminal type<\/td>\n\u00a03-M12 Screw<\/td>\n<\/tr>\n
\u00a0Coil terminal type<\/td>\n\u00a00.3 square wire,320mm long<\/td>\n<\/tr>\n
\u00a0\u88dc\u52a9\u63a5\u70b9\u5b9a\u683c\u8ca0\u8377\uff08\u30aa\u30d7\u30b7\u30e7\u30f3\uff09<\/td>\n\u00a02A\/48VDC\u30015A\/24VDC<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

 <\/p>\n

Note:As regarding to the different using environments of customers which requires different focus of the functions,and in order to improve the comprehensive properties of our products,sayoon may adjust the coil parameters,temperature rise and so on. The above parameters are for reference only, For details, please refer to the guidelines for selection and use of the SAYOON DC contactor.<\/p>\n<\/div>\n

Load Characteristic Curve<\/strong><\/h2>\n
    \n
  • \"fzsm-2000-10k\"<\/li>\n
  • \"fzsj-2000-4000\"<\/li>\n<\/ul>\n

    Installation Diagram<\/strong><\/h2>\n
    \"czw2000a\"\"czw2000a_1\"<\/div>\n

    Wiring Diagram<\/strong><\/h2>\n
    \"szj-10-d_e\"<\/div>\n

    Temperature Curve<\/strong><\/h2>\n
    \"xqws-czw100a\"<\/div>\n

    Mechanical Ability And Use Of The Environment<\/strong><\/h2>\n
    \n
    \n\n\n\n\n\n\n\n\n\n\n\n
    \u00a0Contact lead M12 tightening torque (N.m)<\/td>\n\u00a0\u226f30.0 appropriate<\/td>\n<\/tr>\n
    \u00a0Coil lead-out torque (N.m)<\/td>\n\u00a0\u226f0.8 appropriate<\/td>\n<\/tr>\n
    \u00a0\u5468\u56f2\u6e29\u5ea6<\/td>\n\u00a0-25\u301c+70\u2103<\/td>\n<\/tr>\n
    \u00a0\u76f8\u5bfe\u6e7f\u5ea6<\/td>\n\u00a0+20\u2103 98%<\/td>\n<\/tr>\n
    \u00a0\u56fa\u5b9a\u4f4d\u7f6e\u3067\u306e\u632f\u52d5\u6570<\/td>\n\u00a03G\u30011\u301c50Hz \u632f\u5e450.5mm<\/td>\n<\/tr>\n
    \u00a0\u8133\u9707\u76ea<\/td>\n\u00a0(60\uff5e100)\u56de\/\u5206\u3001\u52a0\u901f\u5ea6\u22644g<\/td>\n<\/tr>\n
    \u00a0\u9ad8\u5ea6<\/td>\n\u00a02000m<\/td>\n<\/tr>\n
    \u00a0\u53d6\u308a\u4ed8\u3051\u65b9\u5411<\/td>\n\u00a0\u30e9\u30f3\u30c0\u30e0<\/td>\n<\/tr>\n
    \u00a0\u56fd\u969b\u4fdd\u8b77<\/td>\n\u00a0IP40 (According IEC60947)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n

    Order Instruction<\/strong><\/h2>\n
    \n
    \n\n\n\n\n\n\n
    \n

    \u00a0SAYOON \u88fd\u54c1\u30bf\u30a4\u30d7<\/b><\/p>\n<\/td>\n

    		\n

    \u00a0CZW2000A<\/b><\/p>\n<\/td>\n<\/tr>\n

    \u00a0U.N.W.<\/td>\n\u00a05150g<\/td>\n<\/tr>\n
    \u00a0\u68b1\u5305\u6570\u91cf.<\/td>\n\u00a04PCS<\/td>\n<\/tr>\n
    \u00a0Mounting bracket type<\/td>\n\u00a02L Two Vertical(default), M Horizontal<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

     <\/p>\n

    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 CZW2000A\/24V 100pcs, indicating the load rated current 2000A, 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":"

    Discover the CZW2000A Normally Open DC Contactor for reliable performance in your electrical applications. Ideal for efficient power control and automation!<\/p>","protected":false},"featured_media":1375,"template":"","meta":{"_gspb_post_css":""},"product_brand":[],"product_cat":[50],"product_tag":[],"class_list":["post-1374","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\/ja\/wp-json\/wp\/v2\/product\/1374","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sayoon-dc.com\/ja\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/sayoon-dc.com\/ja\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/sayoon-dc.com\/ja\/wp-json\/wp\/v2\/media\/1375"}],"wp:attachment":[{"href":"https:\/\/sayoon-dc.com\/ja\/wp-json\/wp\/v2\/media?parent=1374"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/sayoon-dc.com\/ja\/wp-json\/wp\/v2\/product_brand?post=1374"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/sayoon-dc.com\/ja\/wp-json\/wp\/v2\/product_cat?post=1374"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/sayoon-dc.com\/ja\/wp-json\/wp\/v2\/product_tag?post=1374"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}