Type1+2 AC Surge Protective Device
Type 1+2 2 pole surge protector used in the main distribution board to transfer direct lightning current. Most of them are used in high lightning risk areas, external power system entrances, industrial plants, etc.
Nominal/Maximum Discharge Current [ In ] / [ Imax ]: 20kA/50kA
Impulse Discharge Current [ Iimp ]: 12.5kA
Operating Voltage [ Un ]: 230V
Maximum Continuous Operating Voltage[ Uc ]: 275V/320V/385V/420V
Pluggable Module, Built-in Thermal trip, Fault indication, Remote warning optional.
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