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Requirements of electric winch to frequency system

Author£º Date£º2021/8/6 21:19:15 Visits£º

 Similar to elevators,electric winch belongs to special equipment, so it has strict requirements for reliability and safety. It also puts forward corresponding requirements for frequency conversion control system

1. It has good constant torque performance in full speed range.
2. Good starting and braking performance -- fast, stable and accurate starting and braking.electric winch
3. When a heavy object is lowered (except for no-load or light load), it will fall by its own weight. In order to overcome the acceleration of the motor under the constant acceleration, it is necessary to produce enough acceleration to make the motor stable.
4. The stopping distance shall not exceed 5% of the lifting or descending distance of the hook in one minute, and there shall be no "hook slipping" phenomenon before and after the heavy objects stop in the air.

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