rope hoist

Host manufacturers must be responsible for the overall safety of the equipment , ensure the integrity of wire rope hoist suppliers electronic control devices and a host of matches and protection functions , meet the safety requirements of the winder requirements . Hoist on the ground of non- explosion-proof electric control unit can not separate release safety signs , but mine explosion-proof electric hoist control products , because of its association itself is intrinsically safe systems, management should be included in safety signs , safety signs in proof hoist certificate marked name of each component of the electric control device , model mini electric hoist number , and safety signs . Need to change the proof hoist electric control device or any component which time , subject to safety standard after the National Center for organizational review and passed the test , if necessary , before the change and the record. Host optional winch manufacturer 's product safety signs .