... CE,CB,Semko,VDE, CCC, ISO9001 SpecificationsMCB 1.Number of poles: 1P, 1P+N, 2P, 3P, 3P+N, ... 16, 20,25, 32, 40, 50,63 ,100 Number of Poles1P, 1P+N, 2P, 3P, 3P+N, 4P ... Standards: IEC/EN60898 GB 10963 Located in Yueqing City of Zhejiang Province, Yueqing Zhengjie Trade Co., Ltd. is an ... active and modernization company. . We are dedicated to the sale of ...