This standard specifies the classification, technical requirements, test methods, inspection rules, marking, packaging, transportation and storage of anti-fall safety devices for construction elevators. This standard applies to speed-controlled progressive and instantaneous lift safety devices. The uniform speed elevator safety device can also be implemented as a reference.
JG 5058-1995 history
2000JG 121-2000 Building hoist.Pinion and cone progressive type safety device
1995JG 5058-1995 Fall arrest safety device for builder's lift
JG 5058-1995 Fall arrest safety device for builder's lift was changed to JG 121-2000 Building hoist.Pinion and cone progressive type safety device.