JR slip-ring motor for the old series of motors, electromagnetic calculating the insurance coefficient, strong overload capacity.JR series motor using total pressure rotor resistor string starts with a startup current, starting torque, and efficiency, low noise, little vibration, ventilation performance, reliable operation and easy installation and maintenance advantages.JR Series motors widely used to drive a variety of general machinery such as re-rolling mill, cement mill, steel mill ,compressors, pumps, brake, lifting machine and other mechanical transmission equipment, ball mill, blowers,
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