metallurgical hoist

 Crane is widely used in industrial and mining enterprises of a hoisting machine, a locomotive depot now more than one bridge crane attachment, use frequent daily workload. Bridge crane able to work directly affect the safety of locomotive maintenance task completion and personal equipment.explosion proof electric hoist Drag the original use of the bridge crane system using AC induction motor winding, the inner rotor circuit external resistor in series with the multi-speed, cam controller, relay - contactor control.