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GB 50057-2010 第6.2.2条 Code for Design Protection of Structures Against Lightning

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GB 50057-2010 第6.2.2条

| All metal pipes, metal cable sheaths, and metal conduits of power lines entering or leaving the hotel building shall be connected to the grounding device at the nearest point of entry. Minimum cross-sectional area of the connecting conductor: 16 mm² for copper, 50 mm² for steel.

Other clauses of this standard

GB 50057-2010 第1.0.1条Code for Design Protection of Structures Against Lightning
GB 50057-2010 第1.0.2条Code for Design Protection of Structures Against Lightning
GB 50057-2010 第1.0.3条Code for Design Protection of Structures Against Lightning
GB 50057-2010 第1.0.4条Code for Design Protection of Structures Against Lightning
GB 50057-2010 第1.0.5条Code for Design Protection of Structures Against Lightning
GB 50057-2010 第1.0.6条Code for Design Protection of Structures Against Lightning
GB 50057-2010 第第4.2.1条条Code for Design Protection of Structures Against Lightning
GB 50057-2010 第第4.2.1条条Code for Design of Lightning Protection of Buildings
GB 50057-2010 第第5.2.1条条Code for Design Protection of Structures Against Lightning
GB 50057-2010 第2.0.1条Code for Design Protection of Structures Against Lightning
GB 50057-2010 第2.0.2条Code for Design Protection of Structures Against Lightning
GB 50057-2010 第2.0.3条Code for Design Protection of Structures Against Lightning

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