BM400-SN热动电磁式符合标准:IEC60947-2、GB14048.2最高额定使用电压Ui：690V额定电流：250.300.350.400A极数:3P4P分断能力：ICU230V/50KA400V/35KA440V/30KAIcs=50%IcuAsym/sym值.请查阅JISC8370-1991规格及NEMAAB-1(1975)规格解说表一.表二对照表可加装附属装置:AL.AUX.SHT.UVT.EH400N(IP30.IP52).TC400N供应原装正品士林塑壳断路器,型号如下：BM30-CN MB30-SN BM60-CN BM60-SN BM60-HN BM60-HBNBM100-CN BM100-SN BM100-HN BM100-HBN BM100-H BM100-HCBM100-HS BM160-CN BM160-SN BM160-HN BM160-HB BM160-HCBM160-HS BM250CN BM250-SN BM250-HN BM250-HB BM250-HCBM250-HS BM400-CN BM400-SN BM400-HN BM400-RN BM400-UNBM630-CN BM630-SN BM600-HC BM630-RN BM630-UN BM800-CNBM800-SN BM800-HC BM800-HN BM800-HS BM800-RN BM1000-HSBM1200-HSBM1600-HS.