Applicationt:
Auto
Production Description:
DC Contactor
Coil:12VDC-120VDC
Contact:48V DC 50A
Standard:GB14048.4
ZJ50D/ DC Contactor
FEATURES
Contact Switching capability 50A
SPST-NC Contact Arrangement
Application: For Electric Control System of Communication Power Supply,Engineering Machine,Electro-motion Forklift,Motor Car,Train,Watercraft and UPS etc.
01 Use conditions required
NO.
Parameters
Product code
ZJ50D series
1
Ambient temperature:
(-40~+60)°C
2
Relative humidity:
Up to 98% at +20°C
3
Vibration freq .at the fixed position:
(10~200)Hz,Acceleration≤3.5g
4
Shocking
(60~100)time/minute,
Acceleration≤4g
5
Mounting directions
Optional
02 Basic technical data
NO.
Parameters
Product code
ZJ50D series
1
Rated coil volt (V DC)
12
24
30
48
60
72
120
2
keep the coil current under rated volt at 20°C(A)
0.7
0.4
0.3
0.3
0.2
0.2
0.1
3
Coil Power dissipation(W)
8~10
4
Operating volt in cold state at (20±5)°C(V)
Pick-up
Not above 70% of rated coil volt
Release
Rated coil volt(5~40)%
5
Fluctuating range of power supply volt
(85%~110%) rated volt
6
Rated volt of contact circuit (V DC)
48VDC
7
Rated load current of contact circuit (A)
50A
8
Contact volt drop of contact at 50A:
≤50mV
9
Max. make-break ability of contact
Connect four times rated load current, make and break once for 5ms
10
Max. operating time at rated volt(ms) (coil with no suppression circuit)
Pick-up
30
Release
30
11
Max. bounce times when contact breaks (mS)
3 mS
12
Puncture(volt) strength
50Hz,1000V AC,1min
13
Electric life (τ=0.001S) (cycles)
10,000 Ops
14
Mechanical life
100,000 Ops
15
Working duty
Continuous