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NFPA 80-1999 中文版 防火门和防火窗标准
80-NFPA 70E-2012 [ Section No. 130.3(A) ] (A) General. Safety-related work practices shall be used to safeguard employees from injury while they are exposed to electrical hazards from electrical conductors or circuit parts that are or can become energized. The specific safety-related work ...
editorial refinements to harmonize the procedures and terminology as found in NFPA 251, Standard Methods of Tests of Fire Endurance of Building Construction and Materials; NFPA 257, Standard on Fire Test for Window and Glass Block Assemblies; and NFPA 80, Standard for Fire Doors and Fire Windows...