China Nanfeng Electric
86-577-62797256 king@kingnan.com

ZJ Series DC Contactor

ZJ50DB DC Contactor

ZJ50DB DC Contactor

The products are mainly used to control switching on/off of power supply of storage battery car, electric forklift, electric winch, electric car, excavator, air conditioner in vehicle

  • ZJ50DB DC Contactor
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TEL:+86-577-62797256 62776658

FAX:+86-577-62797257

EMAIL:king@kingnan.com

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Application

The products are mainly used to control switching on/off of power supply of storage battery car, electric forklift, electric winch, electric car, excavator, air conditioner in vehicle, power source

Ordering Notice

For example: ZJ50DB/12V
The DC contactor of main contact is one NO, rated voltage not more than DC 80V, current 50A, coil

Basic Technical Parameters (at normal conditions)
Electric Parameters
Contact type One pair of bridge type moving Instantaneous maxi (closing) current 7Ie,≤1s
close (NC) contacts
Rated voltage of contacts (DC) ≤80V 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) ≤6.04 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 M5(N.m)
≯2.5N appropriate Protection grade IP50
Torque of outgoing 
terminal  on coil M4(N.m)
≯1.2N appropriate 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
12 26.1 60 654.5
24 104.7 72 942.5
48 423 80 1163.6

Outline and Mounting Picture

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