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GB 51309-2018 第3.2.1条 Technical Standard for Fire Emergency Lighting and Evacuation Indication Systems

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GB 51309-2018 第3.2.1条

| **** | Luminaire selection: Hotel buildings shall use Type A fire emergency luminaires (voltage class ≤DC36V), and the combustion performance grade of the luminaire panel or enclosure shall be no lower than Class B1. |

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