{"id":1401,"date":"2026-05-08T11:53:01","date_gmt":"2026-05-08T03:53:01","guid":{"rendered":"https:\/\/sayoon-dc.com\/?post_type=product&p=1401"},"modified":"2026-07-14T16:27:38","modified_gmt":"2026-07-14T08:27:38","slug":"hev250-high-voltage-epoxy-resin-sealed-dc-contactor","status":"publish","type":"product","link":"https:\/\/sayoon-dc.com\/es\/product\/hev250-high-voltage-epoxy-resin-sealed-dc-contactor\/","title":{"rendered":"HEV250 High Voltage Epoxy Resin Sealed DC Contactor"},"content":{"rendered":"

FEATURES<\/strong><\/h2>\n
\n
Suitable for switch control of new energy electric vehicles, charging facilities, photovoltaic and wind power generation systems, automotive air conditioners, communication power supplies, UPS power supplies and other electrical control circuits. This product has the characteristics of small size, large load capacity, no sparks, long service life and simple maintenance, and is deeply loved by users.<\/div>\n
<\/div>\n
1. DC high voltage power supply: The product cavity is filled with rare mixed gas and has good arc extinguishing and cooling capabilities.\u00a0Use highly conductive materials to reduce contact resistance, improve energy efficiency, and reduce heat generation.<\/div>\n
2. Control load capacity: Supports 30A-1000A, and the operating voltage range is 5-1000VDC. suitable for high-voltage battery systems to ensure safe and stable current switching.<\/div>\n
3. Safety: Using insulating structure, it can work in flammable or hazardous environments, and the coils and contacts will not be oxidized or polluted.\u00a0It has good high temperature resistance, adapts to various working environments, and extends the service life.<\/div>\n
4. Small size, light weight, low power consumption: Compared with similar products, it has obvious advantages.\u00a0Small size design, easy to install in limited space, meeting the design needs of modern electric vehicles.<\/div>\n
<\/div>\n
This product complies with the standard requirements of JB2286-78, JB3974-85, YD\/585-92, YD\/T512-92 and other standards. It has been inspected by the factory and relevant testing units and conforms to the standard specifications. Users can use it with confidence for many years to meet user needs to the greatest extent. , reliable quality.<\/div>\n<\/div>\n

SAYOON MODEL IMPLICATION<\/strong><\/h2>\n
\n
\n\n\n\n\n
HEV<\/td>\n250<\/td>\n-7<\/td>\nA<\/td>\nD<\/td>\nX<\/td>\nL<\/td>\n-\u25a1<\/td>\n\u25a0<\/td>\n\/12V<\/td>\n<\/tr>\n
1<\/td>\n2<\/td>\n3<\/td>\n4<\/td>\n5<\/td>\n6<\/td>\n7<\/td>\n8<\/td>\n9<\/td>\n10<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n
<\/div>\n
\n
\n\n\n\n\n\n\n\n\n\n\n\n\n
1<\/td>\nProduct type:<\/b>\u00a0HEV one group circuits; HEVJ two group circuit<\/td>\n<\/tr>\n
2<\/td>\nRated current<\/b><\/td>\n<\/tr>\n
3<\/td>\nContact Rated Voltage: 1<\/b>-200V;\u00a07<\/b>-1000V<\/td>\n<\/tr>\n
4<\/td>\nCircuit structure:\u00a0A<\/b>-Normally open;\u00a0B<\/b>-Normally closed;\u00a0F<\/b>-Normally open with one auxiliary switch (the auxiliary switch and main contact have the same structure);\u00a0G<\/b>-One normally closed with one auxiliary (auxiliary switch and main contact have the same structure). (for other auxiliary switch structures, add 2 or 3 numbers after the model to describe the auxiliary switch structure)<\/td>\n<\/tr>\n
5<\/td>\nCoil type: D<\/b>-Single coil;\u00a0H<\/b>-With coil economizer;\u00a0K<\/b>-Two joint magnetic retention (Single coil, Two joint self-locking);\u00a02K<\/b>-Three joint magnetic retention (Double coil, Three joint self-locking);\u00a0P<\/b>-Signal control;\u00a0R<\/b>-Built-in pre charging type [relay drive] (the left digit of the pre charging function is the pre charging delay time, used to control the coil, the right digit is the resistance value with resistance);\u00a0Y<\/b>-External pre charging [MOS driver] (The left digit of the pre charging function is the pre charging delay time, and the right digit is used as a lead for controlling the coil. If it is greater than 1, it is the resistance value of the live resistance)<\/td>\n<\/tr>\n
6<\/td>\nCoil outgoing mode: X<\/b>-Wire (390mm);\u00a0O<\/b>-Other<\/td>\n<\/tr>\n
7<\/td>\nMounting bracket type: L<\/b>-Vertical (default);\u00a0M<\/b>-Horizontal<\/td>\n<\/tr>\n
8<\/td>\nNone:<\/b>\u00a0Auxiliary switch and main contact have the same structure (default);
\n2:<\/b> The structure of auxiliary switch and main contact is opposite;
\n3:<\/b> Special auxiliary switch structure<\/td>\n<\/tr>\n
9<\/td>\nOther special functions: V<\/b>-With capacitive type load;\u00a0N<\/b>-No polarity<\/td>\n<\/tr>\n
10<\/td>\nCoil rated voltage:<\/b>\u00a012V, 24V, 36V, 48V, 60V, 72V etc.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n

USES<\/strong><\/h2>\n
The advantage of this utility model is that it is equipped with a normally open contact and is suitable for charging piles, electric four-wheel vehicles, new energy vehicles, energy-saving and environmental protection systems, road traffic lighting systems, programmable power supplies and uninterruptible power supply equipment.<\/div>\n

TECHNICAL PARAMETERS: (Version 2.97)<\/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\n\n
\n

\u00a0SAYOON Product Type<\/strong><\/p>\n<\/td>\n

\n

\u00a0HEV250<\/strong><\/p>\n<\/td>\n<\/tr>\n

\u00a0Contact form<\/td>\n\u00a01 NO(SPST-NO) or 1NC(SPST-NC)<\/td>\n<\/tr>\n
\u00a0Coil Rated voltage (DC V)<\/td>\n\u00a0DC6V,12V,24V,36V,48V,60V,72V,84V,120V,150V,DC220V,AC220V etc.<\/td>\n<\/tr>\n
\u00a0Contact voltage (DC V)<\/td>\n\u00a0200V,1000V<\/td>\n<\/tr>\n
\u00a0Contact circuit rated load current (DC-1)<\/td>\n\u00a0250A<\/td>\n<\/tr>\n
\u00a0Typical voltage drop across contacts per 100A<\/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\u00a030ms<\/td>\n<\/tr>\n
\u00a0Pull-in time (n\/o contacts to close)<\/td>\n\u00a05ms<\/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\u00a07ms<\/td>\n<\/tr>\n
\u00a0Insulation Resistance<\/td>\n\u00a0100M\u03a9<\/td>\n<\/tr>\n
\u00a0Electric strength to resist<\/td>\n\u00a050Hz\/60Hz 2200VAC 1minute<\/td>\n<\/tr>\n
\u00a0Typical fault currents which can be ruptured<\/td>\n\u00a01000A\/5ms at 48V DC<\/td>\n<\/tr>\n
\u00a0Coil power (W)<\/td>\n\u00a0D: 8-20; H: Start 30-50, Keep 1.5-4<\/td>\n<\/tr>\n
\u00a0Temperature rise of coil (K)<\/td>\n\u00a0\u226455<\/td>\n<\/tr>\n
\u00a0Temperature rise on outgoing terminal (K)<\/td>\n\u00a0\u226465<\/td>\n<\/tr>\n
\u00a0Electrical life<\/td>\n\u00a020,000 times<\/td>\n<\/tr>\n
\u00a0Mechanical life<\/td>\n\u00a0300,000 times<\/td>\n<\/tr>\n
\u00a0Work specification<\/td>\n\u00a0Continuous<\/td>\n<\/tr>\n
\u00a0Contact material<\/td>\n\u00a0Alloy<\/td>\n<\/tr>\n
\u00a0Inrush time (max)<\/td>\n\u00a0130ms<\/td>\n<\/tr>\n
\u00a0Maximum switching current<\/td>\n\u00a02000A 320VDC (more than once)<\/td>\n<\/tr>\n
\u00a0Maximum switching power<\/td>\n\u00a0640kW<\/td>\n<\/tr>\n
\u00a0Load terminal type<\/td>\n\u00a0M8 Screw<\/td>\n<\/tr>\n
\u00a0Coil terminal type<\/td>\n\u00a00.3 square silicone wire, 390mm long<\/td>\n<\/tr>\n
\u00a0Auxiliary contact rated load (optional)<\/td>\n\u00a03A\/30VDC<\/td>\n<\/tr>\n
\u00a0Testing organization certification<\/td>\n\u00a0CCC,CE,FCC,RoHS<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\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.<\/div>\n

LOAD CHARACTERISTIC CURVE<\/strong><\/h2>\n
    \n
  • \"product<\/li>\n
  • \"product<\/li>\n<\/ul>\n

    INSTALLATION DIAGRAM<\/strong><\/h2>\n
    \"product<\/div>\n

    WIRING DIAGRAM<\/strong><\/h2>\n
    \"product<\/div>\n

    COIL TEMPERATURE CURVE<\/strong><\/h2>\n
    \"product<\/div>\n

    MECHANICAL ABILITY and USE of the ENVIRONMENT<\/strong><\/h2>\n
    \n\n\n\n\n\n\n\n\n\n\n\n
    \u00a0Contact lead M8 tightening torque (N.m)<\/td>\n\u00a0\u226f9.0 appropriate<\/td>\n<\/tr>\n
    \u00a0Coil lead mode<\/td>\n\u00a0Wire dipping tin (red positive and black negative)<\/td>\n<\/tr>\n
    \u00a0Ambient temperature<\/td>\n\u00a0-40~+85\u2103<\/td>\n<\/tr>\n
    \u00a0Relative humidity<\/td>\n\u00a0+20\u2103 98%<\/td>\n<\/tr>\n
    \u00a0Vibration freq. atthe fixed position<\/td>\n\u00a03G, 1\uff5e50Hz amplitude 0.5mm<\/td>\n<\/tr>\n
    \u00a0Concussion<\/td>\n\u00a0(60\uff5e100) time\/minute\u3001acceleration\u22644g<\/td>\n<\/tr>\n
    \u00a0Altitude<\/td>\n\u00a02000m<\/td>\n<\/tr>\n
    \u00a0Installation direction<\/td>\n\u00a0Random<\/td>\n<\/tr>\n
    \u00a0International Protection<\/td>\n\u00a0IP68<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

    ORDER INSTRUCTION<\/strong><\/h2>\n
    \n
    \n\n\n\n\n\n
    \n

    \u00a0SAYOON Product Type<\/strong><\/p>\n<\/td>\n

    		\n

    \u00a0HEV250<\/strong><\/p>\n<\/td>\n<\/tr>\n

    \u00a0U.N.W.<\/td>\n\u00a0710g<\/td>\n<\/tr>\n
    \u00a0Mounting bracket type<\/td>\n\u00a0L Vertical(default),M Horizontal<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n
    When placing your order, please provide the following information: name, complete model number, control coil voltage specification, mounting frame type, whether auxiliary contacts are required and order quantity. For example: 100 pieces of HV DC contactor HEV200-\u25a1-\u25a1\/24V means the rated load current is 200A, no auxiliary contacts, the default mounting bracket, the coil control voltage is 24V, order 100 pieces. If you need products with special voltage specifications, users can make special orders.<\/div>\n","protected":false},"excerpt":{"rendered":"

    Looking for a high voltage epoxy resin sealed DC contactor? Check out the HEV250 for reliable and efficient performance. Buy now for your industrial needs<\/p>","protected":false},"featured_media":1402,"template":"","meta":{"_gspb_post_css":""},"product_brand":[],"product_cat":[51],"product_tag":[],"class_list":["post-1401","product","type-product","status-publish","has-post-thumbnail","product_cat-hev-series-hv-dc-contactor","first","instock","shipping-taxable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/sayoon-dc.com\/es\/wp-json\/wp\/v2\/product\/1401","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\/1402"}],"wp:attachment":[{"href":"https:\/\/sayoon-dc.com\/es\/wp-json\/wp\/v2\/media?parent=1401"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/sayoon-dc.com\/es\/wp-json\/wp\/v2\/product_brand?post=1401"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/sayoon-dc.com\/es\/wp-json\/wp\/v2\/product_cat?post=1401"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/sayoon-dc.com\/es\/wp-json\/wp\/v2\/product_tag?post=1401"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}