介绍利用交流接触器自制控制电路来控制发电机的停电自动启动和来电自动停车，以确保机房供电安全。
Introduce using alternating contactor automatic control circuit to control the generator which are power on of powering off and stoping to ensure, the generator room to supply electricity safely.
控制柜主要包括步进电机、自耦调压器、交流接触器、继电器以及微型互感器等。
The controller case includes stepping motor, self-coupling voltage regulator, alternating-current contactor, relay and micro-transformer.
我国矿井提升绞车大多是采用交流异步电机拖动，其电气控制系统采用转子串、切电阻调速，由继电器-接触器构成逻辑控制装置。
China's mines are hoist AC Induction Motor Drive, and its electrical control system uses a rotor series, cutting speed resistance , by the relay - contactor control devices constitute a logical.
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