1 reduction gear uses the third-level dead axle bevel-gear transmission organization, the gear and the gear shaft with makes after the heat treatment alloy steel, the box body, the box lid are made by the high-test cast iron, the assembly is strict, the seal is good. The reduction gear from becomes a part, loading and unloading great convenience.
2 control box uses can shut off the main circuit in the emergency case, and has on the down stroke protection to break the fire limits the installment. Has guaranteed electric hoist's safe operation. The electric appliance component life is long, the use is reliable.
3 steel wire uses GB1102-74 (6×37+1) to lift heavy objects the steel wire, it has guaranteed durably.
4 cone-shape electric motor Lifts the electrical machinery uses the big starting moment of force cone-shape to apply the brake the asynchronous motor, does not need the sur- brake. Electrical machinery load continuing leads is 25%, the electrical machinery uses the B level or the F level insulation, electrical machinery protection rank IP44/IP54.
5 push-button switch holds the type dexterously agile, divides has the rope to hold the type and the non-rope controls remotely two ways.