施耐德真空断路器一级代理型号相间距额定电压额定电流额定短路开断电流电机/线圈EV1212-2521012KV1250A25KA220VdcEV1212-2521012KV1250A25KA110VdcEV1206-2521012KV630A25KA220VdcEV1206-2521012KV630A25KA110VdcEV1212-25/EV1206-2521012KV630A/1250A25KAEV-1212-3121012KV1250A31.5KA220VdcEV-1212-3121012KV1250A31.5KA110VdcEV1206-3121012KV630A31.5KA220VdcEV1206-3121012KV630A31.5KA110VdcEV1212-31/EV1206-3121012KV630A/1250A31.5KA)