The hand trolleys can divide into seven kinds,which are breaker hand trolley ,voltage mutual induction hand trolley, voltage mutual induction arrester hand trolley ,transformer hand trolley ,discommecting hand trolley and grounding hand trolley.

• 手车是断路器手车、电压互感器手车、电压互感器辟雷器手车、所用变压器手车、隔离手车及妆地手车七种。