Application of HPVFC in electric hoist of Jiangyin Lanwei Hoisting Equip...

Jiangyin Lanwei is an enterprise specializing in the production of hoisting equipment. Its electric hoist always adopts the fast and slow gear conversion of two speed motor to lift and lower, and changes the lifting rope speed through the gearbox. Because the speed ratio of the gearbox is fixed and the speed of the two speed motor is certain, it can only operate in two gears, which is difficult to meet the requirements when the customer requires accurate and slow lifting or lowering conditions.

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