{"id":986,"date":"2026-05-08T11:51:45","date_gmt":"2026-05-08T03:51:45","guid":{"rendered":"https:\/\/sayoon-dc.com\/?post_type=product&p=986"},"modified":"2026-07-16T18:03:29","modified_gmt":"2026-07-16T10:03:29","slug":"sev250ah-high-voltage-epoxy-resin-sealed-dc-contactor","status":"publish","type":"product","link":"https:\/\/sayoon-dc.com\/nl\/product\/sev250ah-high-voltage-epoxy-resin-sealed-dc-contactor\/","title":{"rendered":"SEV250AH Hoogspannings epoxyhars verzegelde gelijkstroomschakelaar"},"content":{"rendered":"

KENMERKEN<\/span><\/strong><\/h2>\n
\n
1. DC high-voltage power supply: The product is filled with rare mixed gases and has excellent arc cooling capabilities to ensure safe operation in high-voltage environments.<\/div>\n
2. Control load capability: Supports loads from 30A to 1000A, and the operating voltage range is 5-1000VDC, adapting to a variety of application needs.<\/div>\n
3. Safety: Using an insulating structure, it can work safely in flammable or hazardous environments. The coils and contacts will not be oxidized or contaminated, ensuring the long-term stability of the equipment.<\/div>\n
4. Small and lightweight: Compared with similar products, it is smaller, lighter, and consumes less power, making it easy to install and use.<\/div>\n
<\/div>\n
This product complies with JB2286-78, JB3974-85, YD\/585-92, YD\/T512-92 and other standard requirements. It has been inspected by the factory and relevant testing units to ensure that it meets the standard specifications. Users can use it with confidence and meet the maximum satisfaction for a long time. User needs, reliable quality.<\/div>\n<\/div>\n

Application areas<\/span><\/strong><\/h2>\n
\n
– Electric vehicles<\/div>\n
– Solar power generation system<\/div>\n
– Energy storage system<\/div>\n
– Industrial automation equipment<\/div>\n
– Ships and rail transportation<\/div>\n
<\/div>\n
The SEV250AH high-voltage epoxy resin sealed DC contactor is an ideal choice for your high-voltage applications. With its excellent performance and reliability, it helps your equipment operate efficiently and safely.<\/div>\n<\/div>\n

SAYOON-MODELIMPLICATIE<\/strong><\/h2>\n
\n
\n\n\n\n\n
\n

SEV<\/p>\n<\/td>\n

\n

250<\/p>\n<\/td>\n

\n

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

\n

H<\/p>\n<\/td>\n

\n

X<\/p>\n<\/td>\n

\n

L<\/p>\n<\/td>\n

\n

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

\n

\u25a0<\/p>\n<\/td>\n

\n

\/12V<\/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

\n

9<\/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
\n

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

Producttype<\/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

Nominale stroom<\/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

Circuit structure:<\/b>\u00a0A<\/b>-Normally open; B<\/b>-Normally closed; F<\/b>-Normally open with one auxiliary switch (the auxiliary switch and main contact have the same structure); G-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
\n

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

Coil type: D<\/b>-Single coil; H<\/b>-With coil economizer; K<\/b>- Twee-gewricht magnetische retentie (Enkele spoel, Twee-gewricht zelfborgend); 2K<\/b>-Three joint magnetic retention (Double coil, Three joint self-locking); P<\/b>-Signal control<\/td>\n<\/tr>\n
\n

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

Coil outgoing mode: X<\/b>-Wire (390mm); P<\/b>-Spade terminals (4.8); W<\/b>-Thread (M4); O<\/b>-Other<\/td>\n<\/tr>\n
\n

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

Mounting bracket type: L<\/b>-Vertical (default)<\/td>\n<\/tr>\n
\n

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

Geen<\/b>: Auxiliary switch and main contact have the same structure (default); -2<\/b>: The structure of auxiliary switch and main contact is opposite;\u00a0-3<\/b>: Special auxiliary switch structure<\/td>\n<\/tr>\n
\n

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

Other special functions: V<\/b>-With capacitive type load; N<\/b>-No polarity<\/td>\n<\/tr>\n
\n

9<\/p>\n<\/td>\n

Nominale spoelspanning:<\/b>\u00a012V, 24V, 48V, 9-36V, 48-72V etc.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n

GEBRUIKT<\/strong><\/h2>\n
The utility model has the advantages that the utility model is provided with one normally open contact, which is suitable for charging piles, electric four wheeled vehicles, new energy vehicles, energy saving and environmental protection systems, road traffic lighting systems, programmable power supply and uninterruptible power supply equipment.<\/div>\n

TECHNICAL PARAMETERS:\u00a0 (Version 2.82)<\/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
\u00a0SAYOON-producttype<\/td>\n\u00a0SEV250AH<\/td>\n<\/tr>\n
\u00a0Contactformulier<\/td>\n\u00a01 NO(SPST-NO) or 1NC(SPST-NC)<\/td>\n<\/tr>\n
\u00a0Nominale spoelspanning (DC V)<\/td>\n\u00a012-24V, 36-48V, 60-72V, 9-36V etc.<\/td>\n<\/tr>\n
\u00a0Contactspanning (DC V)<\/td>\n\u00a05-1000V<\/td>\n<\/tr>\n
\u00a0Contact circuit rated load current (DC-1)<\/td>\n\u00a0250A<\/td>\n<\/tr>\n
\u00a0Typische spanningsval over contacten per 100A<\/td>\n\u00a0>80mV<\/td>\n<\/tr>\n
\u00a0De afvaltrekspanning bij (20\u00b15)\u2103 (V)<\/td>\n\u00a0\u226f70%<\/td>\n<\/tr>\n
\u00a0De afvaltspanning bij (20\u00b15)\u2103 (V)<\/td>\n\u00a0\u226f35%,\u226e5%<\/td>\n<\/tr>\n
\u00a0Working voltage range of 40\u2103\u00a0coil<\/td>\n\u00a00,8-1,2 us<\/td>\n<\/tr>\n
\u00a0Afvaltijd (maakcontacten)<\/td>\n\u00a080ms<\/td>\n<\/tr>\n
\u00a0Aantrektijd (maakcontacten sluiten)<\/td>\n\u00a020ms<\/td>\n<\/tr>\n
\u00a0Maximale dachttijd voor contactverbinding<\/td>\n\u00a010 ms<\/td>\n<\/tr>\n
\u00a0Maximale derteltijd voor contactverbreking<\/td>\n\u00a07ms<\/td>\n<\/tr>\n
\u00a0Isolatieweerstand<\/td>\n\u00a0100M\u03a9<\/td>\n<\/tr>\n
\u00a0Elektrische sterkte om te weerstaan<\/td>\n\u00a050Hz\/60Hz 2200VAC 1minute<\/td>\n<\/tr>\n
\u00a0Typische te onderbreken foutstromen<\/td>\n\u00a01000A\/5ms at 48V DC<\/td>\n<\/tr>\n
\u00a0Spoelvermogen (W)<\/td>\n\u00a0H: Start 30-50, Keep 1.5-5<\/td>\n<\/tr>\n
\u00a0Temperatuurstijging van de spoel (K)<\/td>\n\u00a0\u226445<\/td>\n<\/tr>\n
\u00a0Temperatuurstijging op uitgaande klem (K)<\/td>\n\u00a0\u226465<\/td>\n<\/tr>\n
\u00a0Elektrisch leven<\/td>\n\u00a020.000 keer<\/td>\n<\/tr>\n
\u00a0Mechanisch leven<\/td>\n\u00a0300.000 keer<\/td>\n<\/tr>\n
\u00a0Werkomschrijving<\/td>\n\u00a0Continu<\/td>\n<\/tr>\n
\u00a0Contactmateriaal<\/td>\n\u00a0Alloy<\/td>\n<\/tr>\n
\u00a0Inschakelstroomtijd (max)<\/td>\n\u00a0130ms<\/td>\n<\/tr>\n
\u00a0Maximum switching current<\/td>\n\u00a02000A 320VDC\u00a0(more than once)<\/td>\n<\/tr>\n
\u00a0Maximum switching power<\/td>\n\u00a0640kW<\/td>\n<\/tr>\n
\u00a0Laad terminaltype<\/td>\n\u00a0M8-schroef<\/td>\n<\/tr>\n
\u00a0Spoelaansluiting type<\/td>\n\u00a00.3 square silicone wire, 390mm long<\/td>\n<\/tr>\n
\u00a0Nominale belasting hulpcontact (optioneel)<\/td>\n\u00a03A\/30VDC<\/td>\n<\/tr>\n
\u00a0Certificering van testorganisaties<\/td>\n\u00a0CCC, CE, FCC, RoHS<\/b><\/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

BELASTINGSKROMME<\/strong><\/h2>\n
    \n
  • \"productbeschrijving<\/li>\n
  • \"productbeschrijving02\"<\/li>\n<\/ul>\n

    INSTALLATIEDIAGRAM<\/strong><\/h2>\n
    \"productomschrijving<\/div>\n

    BEDRADINGSSCHEMA<\/strong><\/h2>\n
    \"productbeschrijving04\"<\/div>\n

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

    MECHANISCH VERMOGEN en GEBRUIK van de OMGEVING<\/strong><\/h2>\n
    \n\n\n\n\n\n\n\n\n\n\n\n
    \u00a0Aandraaimoment contactstift M8 (N.m)<\/td>\n\u00a0\u226f9,0 passend<\/td>\n<\/tr>\n
    \u00a0Coil lead mode<\/td>\n\u00a0Wire dipping tin (red positive and black negative)<\/td>\n<\/tr>\n
    \u00a0Omgevingstemperatuur<\/td>\n\u00a0-40~+85\u2103<\/td>\n<\/tr>\n
    \u00a0Relatieve vochtigheid<\/td>\n\u00a0+20 \u2103 98%<\/td>\n<\/tr>\n
    \u00a0Trillingsfrequentie op de vaste positie<\/td>\n\u00a03G, 1\u201350Hz amplitude 0,5mm<\/td>\n<\/tr>\n
    \u00a0Hersenschudding<\/td>\n\u00a0(60\uff5e100) slagen\/minuut, versnelling \u2264 4g<\/td>\n<\/tr>\n
    \u00a0Hoogte<\/td>\n\u00a02000m<\/td>\n<\/tr>\n
    \u00a0Installatierichting<\/td>\n\u00a0Willekeurig<\/td>\n<\/tr>\n
    \u00a0International Protection<\/td>\n\u00a0IP68<\/b><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

    BESTELINSTRUCTIE<\/strong><\/h2>\n
    \n
    \n\n\n\n\n\n
    \u00a0SAYOON-producttype<\/td>\n\u00a0SEV250AH<\/td>\n<\/tr>\n
    \u00a0U.N.W.<\/td>\n\u00a0409g<\/td>\n<\/tr>\n
    \u00a0Montagebeugel type<\/td>\n\u00a0L Vertical(default)<\/b><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\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: HV DC Contactor SEV200AH-\u25a1-\u25a1\/24V 100pcs, indicating the load rated current 200A, without auxiliary contact, default mounting bracket, coil control voltage 24V purchase 100pcs. Special voltage specification products, such as user needs can be special order.<\/div>","protected":false},"excerpt":{"rendered":"

    Looking for high voltage epoxy resin sealed DC contactors? Check out the SEV250AH for reliable and efficient performance. Order now!<\/p>","protected":false},"featured_media":1239,"template":"","meta":{"_gspb_post_css":""},"product_brand":[],"product_cat":[47],"product_tag":[],"class_list":["post-986","product","type-product","status-publish","has-post-thumbnail","product_cat-sev-series-hv-dc-contactor","first","instock","shipping-taxable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/sayoon-dc.com\/nl\/wp-json\/wp\/v2\/product\/986","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sayoon-dc.com\/nl\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/sayoon-dc.com\/nl\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/sayoon-dc.com\/nl\/wp-json\/wp\/v2\/media\/1239"}],"wp:attachment":[{"href":"https:\/\/sayoon-dc.com\/nl\/wp-json\/wp\/v2\/media?parent=986"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/sayoon-dc.com\/nl\/wp-json\/wp\/v2\/product_brand?post=986"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/sayoon-dc.com\/nl\/wp-json\/wp\/v2\/product_cat?post=986"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/sayoon-dc.com\/nl\/wp-json\/wp\/v2\/product_tag?post=986"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}