Home › Standards › GB 50217-2018 › 第5.7.1条

GB 50217-2018 第5.7.1条 Standard for Cable Design of Electric Power Engineering

Cable laying电气工程

GB 50217-2018 第5.7.1条

| When cables are laid in flammable, explosive, or densely occupied areas, flame-retardant cables shall be used or fire-isolation measures shall be taken. In densely occupied areas such as hotel lobbies, banquet halls, and guest room corridors, flame-retardant cables of at least Class B1 shall be selected.

Other clauses of this standard

GB 50217-2018 第1.0.1条Standard for Design of Cables in Power Engineering
GB 50217-2018 第1.0.2条Standard for Design of Cables in Power Engineering
GB 50217-2018 第1.0.3条Standard for Design of Cables in Power Engineering
GB 50217-2018 第1.0.4条Standard for Design of Cables in Power Engineering
GB 50217-2018 第第1.0.1条条Standard for Cable Design of Electric Power Engineering
GB 50217-2018 第第1.0.2条条Standard for Design of Cables in Power Engineering
GB 50217-2018 第第1.0.3条条Standard for Design of Cables in Power Engineering
GB 50217-2018 第第1.0.4条条Standard for Design of Cables in Power Engineering
GB 50217-2018 第2.0.1条Standard for Design of Cables in Power Engineering
GB 50217-2018 第2.0.2条Standard for Design of Cables in Power Engineering
GB 50217-2018 第2.0.3条Standard for Design of Cables in Power Engineering
GB 50217-2018 第2.0.4条Standard for Design of Cables in Power Engineering

Still have a specific question? Ask a MEP expert

12 hotel MEP experts online, answers cite standard clauses you can verify.

Ask free →

Engineering reference only — verify against project conditions and the latest codes.