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七十、怎样区别大车有单相故障的电动机? 1.分别检查、试听大车的两台电动机的声响,有不正常的嗡嗡响声者多为单相故障的电动机。 2.检测两台电动机的电流,有一相电
Seventy, how to distinguish the car has a single-phase fault motor? 1, respectively, check, listen to cart two motor sound, there are abnormal buzzer sound more single-phase fault motor. 2. Detection of two motor current, a phase power