GB/T 34025-2017
ActivePinion type progressive safety device for builders hoist
施工升降机用齿轮渐进式防坠安全器
Application Summary AI generated
This standard specifies the technical requirements, test methods, inspection rules, and marking for pinion-type progressive safety devices used on builders' hoists. It is applied in the design, manufacturing, and quality verification of safety devices that prevent the hoist's cage from falling in the event of a drive system failure. The standard ensures these devices engage gradually to decelerate and stop the cage safely, protecting personnel and equipment on construction sites.
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