UL 60079-29-1
Explosive Atmospheres – Part 29-1: Gas Detectors – Performance Requirements of Detectors for Flammable Gases
standard by Underwriters Laboratories, 05/31/2019
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UL 60730-2-12
Standard for Automatic Electrical Controls for Household and Similar Use; Part 2: Particular Requirements for Electrically Operated Door Locks
standard by Underwriters Laboratories, 05/11/2017
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