1.IEC298 IEC694 GB3906 DIA04 DIN,VDE0670 2.CE CQC CCC ISO9001 ISO14001 OHSAS 18001 BV 3.reliable anti-mistake operation KYN28A-12(GZSI-12Z) Series Metalclad AC Enclosured SwitchgearSpecification ItemUnitDataRated voltagekv3,6, 7.2, 12Rated frequencyhz50Rated current of circuit breakerA630, 1250, 1600, 2000, 2500, 3150, 4000Rated current of switchgearA630, 1250, 1600, 2000, 2500, 3150, 4000Rated ...