China Nanfeng Electric
ZJWT P50 DC Contactor

ZJWT P50 DC Contactor

The dc contactor 12v is mainly used to control switching on/off of the power supply of storage battery cars,  electric forklifts, electric winches, electric cars,  excavators, and air conditioners in vehicles.

  • ZJWT P50 DC Contactor

TEL:+86-577-62797256 62776658




ZJWTP50DE/24V DC Contactor is used in the EPS power supply of the communication base station, and the contacts can also be used for AC loads of 380V, 220V, and 110V.

Ordering Notice

For example: ZJWT50DE/12V
The DC contactor of main contact is commutation, rated voltage not more than DC48V, current 50A,

Basic Technical Parameters (at normal conditions)
Electric Parameters
Contact type A set of commutation contacts   Instantaneous maxi (closing) current 7Ie,≤1s
Rated voltage of contacts (DC) ≤48V Insulation resistance(MΩ) ≥100
Rated current of contacts (A) 50 Dielectric withstand voltage 1500V,p.f. 1min, no breakdown
Voltage drop on contacts(mV) ≤100 Electric cycles (104) ≥2
Coil voltage specification(DC) 12V, 24V, 48V, 72V etc Mechanical cycles (104) ≥30
DC power consumption of coil (W) Long term≤10W Short term≤28W Temperature rise on outgoing terminal ≤65
Pickup voltage(DC) ≤75%Us Temperature rise of coil(K) ≤85
Release voltage(DC) ≥5%Us;≤40%Us Insulation grade of enameled wire Class B (130°C)
Pickup time(ms) ≤30 Material of contact AgCuO(10)/Cu
Release time(ms) ≤50 Working duty Continuous operating duty
Mechanical/Ambient Conditions
Torque of outgoing 
terminal  on contact M10(N.m)
≯4.5N appropriate Protection grade IP67
Coil wiring insert 0.8 Mounting methods Freely
Working temperature (-25~+55)°C Vibration Sine shock: 2.5g, (5~50) Hz
Mounting altitude ≤2Km Impact 50g,11ms(Half sine)
Conversion Table for Coil Specification(20°C)
Voltage(V) Coil resistance(1±10%)Ω Voltage(V) Coil resistance(1±10%)Ω  
Long term Short term Long term Short term
12 14.4 5.3 60 360 133.3
24 57.6 21.3 72 518.4 192
48 230.4 85.3 80 640 237

 Outline and Mounting Picture

Mini Circuit Breaker
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