1.Internatonal standard: IEC 2.Authoritative certificate:CCC, CE,EU, TUV & ROHS 3.Rated Voltage:440V,Rated Current:25-4000A 1.Application CCZ38 series DC Contactors (It's short for contactor) are mainly used in power system which its rated operation voltage are 440,750,1000V and rated operation current are 25-4000A,It used for frequent making,breaking electric circuits at long distance and ...