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GB 51309-2018 第3.2.6条 Technical Standard for Fire Emergency Lighting and Evacuation Indication Systems

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GB 51309-2018 第3.2.6条

| **** | When luminaires are installed on ceilings, above evacuation walkways or passageways, the height of the bottom edge of the exit sign luminaire above the floor should not exceed 2.5 m; when installed at a corner of an evacuation walkway, the distance between the exit sign luminaire and the corner side wall should not exceed 1 m. |

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