• 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.

    我国矿井提升绞车大多是采用交流异步电机拖动电气控制系统采用转子电阻调速继电器-接触器构成逻辑控制装置

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  • The motor- and control voltage is to be connected to a common network, where the sealing-in of the power contactor is cancelled in case of an interruption of circuit.

    电动机控制电压连接一个公用,从这里发生电流断路时电力开关触点断开。

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  • The utility model discloses an energy consumption braking circuit of a three-phase asynchronous motor, which is composed of a three-phase asynchronous motor and a main control contactor.

    实用新型公开了一种三相异步电动机能耗制动电路三相异步电动机与主控接触器构成。

    youdao

  • The utility model discloses an energy consumption braking circuit of a three-phase asynchronous motor, which is composed of a three-phase asynchronous motor and a main control contactor.

    实用新型公开了一种三相异步电动机能耗制动电路三相异步电动机与主控接触器构成。

    youdao

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