1.Internatonal standard: IEC 2.Authoritative certificate:CCC, CE,EU, TUV & ROHS 3.Rated Voltage:240V and DC 240V below. 1.ApplicationYZG2 series over voltage suppressor, has small volume, simple structure, strong combination performance, high technical indexes and other characteristics, is suitable for use in AC 50HZ( or 60HZ), rated operational voltage to 240V and beloe or DC 240V and below ...