GB/T 24804-2009
AbolishedRules for the improvement of safety of existing lifts
提高在用电梯安全性的规范
Application Summary AI generated
This standard provides technical requirements and methods for upgrading the safety performance of existing passenger and goods lifts that were installed before the latest safety codes. It is applied in the building maintenance and renovation industry, specifically for retrofitting older lifts in residential, commercial, and public buildings to meet current safety standards without full replacement. The standard covers modifications to electrical systems, braking devices, door protection, and emergency communication to reduce accident risks.
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Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.