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GB 7588-2003 第7.9.1条 Safety rules for the construction and installation of elevators

Landing door电梯工程

GB 7588-2003 第7.9.1条

| | The electrical safety device of the landing door lock shall operate directly, with a contact break distance of at least 2 mm; when the door lock engagement depth is less than 7 mm, the elevator shall not start or continue to run. |

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