This surge protective device( hereinafter referred to as SPD) are suitable for AC 50/60Hz, rated voltage up to 380v IT,TT,TN-C, TN-S,TN-C-S and other power supply system, it protect to indirect and direct lightning effect or other transient over voltage
SPD design according with GB18802.1/IEC61643-1 standard.
Specification details:
Model PQ3-20
Poles 2P
Max. continious working voltage(Uc) 420V AC(can customized)
Nominal discharge current(In) 10kA
Max.discharge current(In) 20kA
Voltage protection level(Up) 1.5kV
Matched circuit breaker/Fuse 32A
Response time
