Ambient temperature:-40~+80℃ Degree of protection:IP20 Status indicator: Green/red Altitude:≤2000 m Relative humidity:≤95% Pole : 2p Max. continous operation AC Voltage Uc : 275V AC Norminal discharge current(8/20μs) In : 20kA Maximum discharge current(8/20μs) Imax : 40kA Voltage protection level(L-N) Up : 1.5kA Response time(L-N) tA : 25ns Environment temperature Tu : -40℃~+80℃ Status indicator : Green/red Mounting : 36mm Standard Guide Cross section of wire(Min) : 4mm2 Cross section of wire(Max) : 35mm2 Casing material : Thermoplastic UL94-V0