ZJB400A type DC contactorDetailed product description：

purpose
The ZJB400A series contactor is suitable for controlling communication power supplies and other electronic control devices.

Technical data

Rated current of main contact	Resistive load τ=1ms, 400A, inductive load is 60% of the resistive load, maximum load is 4le
dielectric strength	50Hz 1000V AC 1min
Action Time	Cold suction time: ≯ 30ms, release: ≯ 30ms
Action characteristics	Cold suction voltage: ≯ 66%, cold release voltage: ≯ 30%, ≮ 5%
mechanical life	300,000 times
Electrical lifespan	Resistive load (τ=1ms): 50000 cycles, inductive load (DC-5): 60% le for resistive load, 10000 cycles
ZJB400A coil holding current (A)	Rated voltage of coil and contact (V)
	twenty-four	forty-eight
	zero point three	zero point one two
Note: 1. The coil parameters can be changed according to user requirements.

Usage conditions of ZJB400A DC contactor

1. Environmental temperature: -25~+40 ℃;  
2. Altitude: 0-2000 meters;  
3. Maximum relative humidity at 25 ℃: 90%;  
4. Vibration at fixed location: 10~50Hz, 10m/s2;  
5. Impact: 30m/s2
6. Installation direction: Any
7. Power supply voltage fluctuation range: 0.7-1. 1Ue
8. Work schedule: 8H long hours

External Installation Drawing of ZJB400A DC Contactor


Circuit schematic


Product model meaning