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GB 50057-2010 第6.3.6条 Code for Design Protection of Structures Against Lightning

Equipotential bonding电气工程

GB 50057-2010 第6.3.6条

| Guide rails, car metal structures, and elevator control cabinet enclosures within the elevator shaft in the hotel shall be bonded for equipotential connection. The connecting conductor between the guide rails and the equipotential bonding strip shall have a cross-sectional area of not less than 25 mm² copper conductor or 50 mm² galvanized flat steel.

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