{"id":2295,"date":"2026-07-17T12:44:14","date_gmt":"2026-07-17T04:44:14","guid":{"rendered":"https:\/\/sayoon-dc.com\/?post_type=product&p=2295"},"modified":"2026-07-25T10:05:14","modified_gmt":"2026-07-25T02:05:14","slug":"mzj-300b-normally-closed-dc-contactor","status":"publish","type":"product","link":"https:\/\/sayoon-dc.com\/fr\/product\/mzj-300b-normally-closed-dc-contactor\/","title":{"rendered":"Contacteur DC normalement ferm\u00e9 MZJ-300B"},"content":{"rendered":"

CARACT\u00c9RISTIQUES<\/strong><\/h2>\n

Suitable for electric forklift, battery cars, tractors, excavators, brick machine, cleaning vehicles, automotive air-conditioning, communication power supply, uninterruptible power supply, and electroplating electronic control system control circuits. Advantages include compact size, large load capacity, long service life and easy maintenance. Products are designed with reference to JB2286-78, JB3974-85, YD\/585-92 and YD\/T512-92 requirements.<\/p>\n

IMPLICATION DU MOD\u00c8LE SAYOON<\/strong><\/h2>\n\n\n\n\n
MZJ<\/td>\n-300B<\/td>\n-S<\/td>\n-\u25a1<\/td>\n-\u25a1<\/td>\n\/\u25a1<\/td>\n<\/td>\n<\/tr>\n
1<\/td>\n2<\/td>\n3<\/td>\n4<\/td>\n5<\/td>\n6<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n\n\n\n\n\n
\n

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

Type de produit<\/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

Courant nominal<\/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

Contact auxiliaire : Aucun<\/strong>-Sans interrupteur auxiliaire; S<\/strong>- Avec interrupteur auxiliaire<\/td>\n<\/tr>\n
\n

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

Type de support de fixation : Aucun<\/strong>-M Horizontal (par d\u00e9faut) ; E<\/strong>Niveau int\u00e9gr\u00e9 ; X<\/strong>- Oblique; L(N)<\/strong>-Vertical; E1<\/strong>-Niveau int\u00e9gr\u00e9 unidirectionnel<\/td>\n<\/tr>\n
\n

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

Autres codes de fonction<\/strong><\/td>\n<\/tr>\n
\n

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

Tension nominale de la bobine :<\/strong> 12V, 24V, 36V, 48V, 60V, 72V, etc.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

UTILISATIONS<\/strong><\/h2>\n

This product has one normally closed contact (1 NC), for electric vehicles, telecommunication equipment, engineering machinery, car batteries, electric forklift trucks, trains, ships, and electronic control systems such as uninterruptible power supply.<\/p>\n

PARAM\u00c8TRES TECHNIQUES :<\/strong>\u00a0\u00a0(Version 1.83)<\/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

\u00a0Type de produit SAYOON<\/strong><\/p>\n<\/td>\n

\n

MZJ-300B<\/p>\n<\/td>\n<\/tr>\n

\u00a0Formulaire de contact<\/td>\n\u00a01 NC<\/td>\n<\/tr>\n
\u00a0Tension nominale de la bobine (V CC)<\/td>\n\u00a06V, 12V, 24V, 36V, 48V, 60V, 72V, 84V, 120V, 150V, 220V, etc.<\/td>\n<\/tr>\n
\u00a0Tension de contact (V CC)<\/td>\n\u00a0\u226460V<\/td>\n<\/tr>\n
\u00a0Courant nominal de charge du contact circuit 48V (DC-1)<\/td>\n\u00a0300A<\/td>\n<\/tr>\n
\u00a0Chute de tension typique aux bornes des contacts pour 100 A<\/td>\n\u00a0\u226480mV<\/td>\n<\/tr>\n
\u00a0La tension de collage de refroidissement \u00e0 (20\u00b15)\u2103 (V)<\/td>\n\u00a0\u226470%<\/td>\n<\/tr>\n
\u00a0Tension de d\u00e9collage \u00e0 (20\u00b15)\u2103 (V)<\/td>\n\u00a0\u2264 351 TP3T, \u2265 51 TP3T<\/td>\n<\/tr>\n
\u00a0Plage de tension de fonctionnement de la bobine \u00e0 40 \u00b0C<\/td>\n\u00a00,8-1,2 \u00b5s<\/td>\n<\/tr>\n
\u00a0Temps de chute (contacts N.O. ouverts)<\/td>\n\u00a010 ms<\/td>\n<\/tr>\n
\u00a0Temps d'enclenchement (contacts N.O. \u00e0 la fermeture)<\/td>\n\u00a020ms<\/td>\n<\/tr>\n
\u00a0Temps de rebond maximal pour la connexion de contact<\/td>\n\u00a010 ms<\/td>\n<\/tr>\n
\u00a0Temps de rebond maximal pour la d\u00e9connexion de contact<\/td>\n\u00a03 ms<\/td>\n<\/tr>\n
\u00a0R\u00e9sistance d'isolement<\/td>\n\u00a020 M\u03a9<\/td>\n<\/tr>\n
\u00a0La force \u00e9lectrique \u00e0 r\u00e9sister<\/td>\n\u00a050 Hz \/ 60 Hz 1000 VAC 1 minute<\/td>\n<\/tr>\n
\u00a0Courants de d\u00e9faut typiques pouvant \u00eatre coup\u00e9s<\/td>\n\u00a01000 A \/ 5 ms \u00e0 48 V\/CC<\/td>\n<\/tr>\n
\u00a0Puissance de la bobine (W)<\/td>\n\u00a07-15<\/td>\n<\/tr>\n
\u00a0\u00c9l\u00e9vation de temp\u00e9rature de la bobine (K)<\/td>\n\u00a0\u226480<\/td>\n<\/tr>\n
\u00a0\u00c9l\u00e9vation de temp\u00e9rature sur la borne de sortie (K)<\/td>\n\u00a0\u2264 65<\/td>\n<\/tr>\n
\u00a0Vie \u00e9lectrique<\/td>\n\u00a020 000 fois<\/td>\n<\/tr>\n
\u00a0Vie m\u00e9canique<\/td>\n\u00a0300 000 fois<\/td>\n<\/tr>\n
\u00a0Sp\u00e9cification des travaux<\/td>\n\u00a0Continu<\/td>\n<\/tr>\n
\u00a0Mat\u00e9riau de contact<\/td>\n\u00a0Alliage d'Ag<\/td>\n<\/tr>\n
\u00a0Type de terminal de charge<\/td>\n\u00a0Vis M8<\/td>\n<\/tr>\n
\u00a0Type de borne de bobine<\/td>\n\u00a0Vis M4<\/td>\n<\/tr>\n
\u00a0Charge nominale du contact auxiliaire (en option)<\/td>\n\u00a02A\/48VDC, 5A\/24VDC\uff0c1NO 1NC<\/td>\n<\/tr>\n
\u00a0Certification d'organisme de test<\/td>\n\u00a0CE,FCC,RoHS<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Remarque : Compte tenu des diff\u00e9rents environnements d'utilisation des clients qui n\u00e9cessitent des priorit\u00e9s fonctionnelles diff\u00e9rentes, et afin d'am\u00e9liorer les propri\u00e9t\u00e9s globales de nos produits, SAYOON peut ajuster les param\u00e8tres de la bobine, l'\u00e9l\u00e9vation de temp\u00e9rature, etc. Les param\u00e8tres ci-dessus sont fournis \u00e0 titre indicatif uniquement. Pour plus de d\u00e9tails, veuillez vous r\u00e9f\u00e9rer aux directives de s\u00e9lection et d'utilisation du contacteur CC SAYOON.<\/p>\n

LOAD CHARACTERISTIC CURVE:<\/strong><\/h2>\n

\"\"<\/p>\n

 <\/p>\n

\"\"<\/p>\n

INSTALLATION DIAGRAM:<\/strong><\/h2>\n

\"\"<\/p>\n

\"\"<\/p>\n

\"\"<\/p>\n

WIRING DIAGRAM:<\/strong><\/h2>\n

\"\"<\/p>\n

TEMPERATURE CURVE:<\/strong><\/h2>\n

\"\"<\/p>\n

MECHANICAL ABILITY and USE of the ENVIRONMENT:<\/strong><\/h2>\n\n\n\n\n\n\n\n\n\n\n\n
Couple de serrage du contact principal M8 (N.m)<\/td>\n\u00a0>9,0 appropri\u00e9<\/td>\n<\/tr>\n
\u00a0Couple de serrage du c\u00e2ble de la bobine M4 (N.m)<\/td>\n\u00a0> 1,2 appropri\u00e9<\/td>\n<\/tr>\n
\u00a0Temp\u00e9rature ambiante<\/td>\n\u00a0-25~+70\u00b0C<\/td>\n<\/tr>\n
\u00a0Humidit\u00e9 relative<\/td>\n\u00a0+20 \u00b0C 98%<\/td>\n<\/tr>\n
\u00a0Fr\u00e9quence de vibration \u00e0 la position fixe<\/td>\n\u00a03G, 1 \u00e0 50 Hz amplitude 0,5 mm<\/td>\n<\/tr>\n
\u00a0Choc<\/td>\n\u00a0(60 \u00e0 100) fois\/minute, acc\u00e9l\u00e9ration \u2264 4g<\/td>\n<\/tr>\n
\u00a0Altitude<\/td>\n\u00a02000m<\/td>\n<\/tr>\n
\u00a0Sens d'installation<\/td>\n\u00a0Al\u00e9atoire<\/td>\n<\/tr>\n
\u00a0Protection internationale<\/td>\n\u00a0IP40 (selon IEC 60947)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

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

\u00a0Type de produit SAYOON<\/strong><\/p>\n<\/td>\n

\n

\u00a0SZJB300A-D<\/strong><\/p>\n<\/td>\n<\/tr>\n

\u00a0NUW.<\/td>\n\u00a0530g<\/td>\n<\/tr>\n
\u00a0U.G.W.<\/td>\n\u00a0535g<\/td>\n<\/tr>\n
\u00a0Qt\u00e9 de colis.<\/td>\n\u00a050pcs<\/td>\n<\/tr>\n
\u00a0DIM. (cm)<\/td>\n\u00a046.5*20.5*34.5<\/td>\n<\/tr>\n
\u00a0Type de support de fixation<\/td>\n\u00a0None – M Horizontal(default), E Level Embedded, X Oblique, L (N) Vertical, E1 Level embedded single direction<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\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 SZJB300A-D\/24V 100pcs, indicating the load rated current 300A, 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>","protected":false},"excerpt":{"rendered":"

Looking for a MZJ-300B Normally Closed DC Contactor? Find reliable and high-quality products for purchase here.<\/p>","protected":false},"featured_media":2291,"template":"","meta":{"_gspb_post_css":""},"product_brand":[],"product_cat":[60],"product_tag":[],"class_list":["post-2295","product","type-product","status-publish","has-post-thumbnail","product_cat-mzj-series-dc-contactor","first","instock","shipping-taxable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/sayoon-dc.com\/fr\/wp-json\/wp\/v2\/product\/2295","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sayoon-dc.com\/fr\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/sayoon-dc.com\/fr\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/sayoon-dc.com\/fr\/wp-json\/wp\/v2\/media\/2291"}],"wp:attachment":[{"href":"https:\/\/sayoon-dc.com\/fr\/wp-json\/wp\/v2\/media?parent=2295"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/sayoon-dc.com\/fr\/wp-json\/wp\/v2\/product_brand?post=2295"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/sayoon-dc.com\/fr\/wp-json\/wp\/v2\/product_cat?post=2295"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/sayoon-dc.com\/fr\/wp-json\/wp\/v2\/product_tag?post=2295"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}