(3RV1021)电动机保护断路器(马达保护开关)适用于交流50/60Hz,额定工作电压至690V,额定电流0.11A-12A的电路中,作为三相感应电机的起动和断开及缺相,过载和短路保护,也可用于配电线路保护,还可作隔离器使用.3RV1021-0AA10,3RV1021-0BA10,3RV1021-0CA10,3RV1021-0DA10,3RV1021-0EA10,3RV1021-0FA10,3RV1021-0GA10,3RV1021-0HA10,3RV1021-0JA10,3RV1021-0KA10,3RV1021-1AA10,3RV1021-1BA10,3RV1021-1CA10,3RV1021-1DA10,3RV1021-1EA10,3RV1021-1FA10,3RV1021-1GA10,3RV1021-1HA10,3RV1021-1JA10,3RV1021-1KA10,3RV1021-4AA10,3RV1021-4BA10,3RV1021-4CA10,3RV1021-4DA10