Product Description

Technical parameter Model and specification NKP-DY-I**0/**5 No. of poles 4P/3P/2P/1P Power supply system TT/TN/IT Protection grade B class Network service voltage Un(V) AC**0 Max. continuous operating voltage Uc(V) AC**0 Voltage protection level Up(kV)-Less than 1.3 Max. discharging current(8/*0 us) Imax(kA) *0 Normal discharging current (8/*0 us) In(kA) *0 Status indication Mechanical flag Remote alarm optional Wiring capacity 4.5 to *5mm2 Response time(ns) ≤*5 Ambient temperature **0℃to **0℃ Relative humidity On condition that roomtemperature *0% to *0% Shell material PA*6 Protection level IP*0,complied with UL*4V*0 Installation *5mm DIN rail， EN ****5standards Test grade GB****2.1/IEC******1 standards NKP type surge protective device (short name "SPD") is suitable for AC *0/*0 Hz,**0V and the following electric power systems,such as TT, IT, TN-S, TN-C, TN-C-S. It protects the electric network shocked by the thunder or over voltage .
MAIN FEATURES:
1. Parallel connected MOVs against multi-flashes, an option for area of frequent flash strikes
2. Thermal disconnection protection and over-voltage protection against fire
3. Low residual voltage
4. Port for remote monitor
5. Compact in size, convenient installation and maintenance