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GB 51251-2017 第9.2.1条 Technical Standard for Smoke Control and Exhaust Systems in Buildings

Smoke control system equipment消防工程

GB 51251-2017 第9.2.1条

- **** | Smoke exhaust fans shall be capable of continuous operation for 30 min at 280°C. In hotel buildings, smoke exhaust fans (e.g., for corridors, atriums, and kitchen smoke exhaust) must meet this temperature resistance requirement.

Other clauses of this standard

GB 51251-2017 第1.0.2条Technical Standard for Smoke Control and Exhaust Systems in…
GB 51251-2017 第1.0.3条Technical Standard for Smoke Control and Exhaust Systems in…
GB 51251-2017 第1.0.4条Technical Standard for Smoke Control and Exhaust Systems in…
GB 51251-2017 第1.0.5条Technical Standard for Smoke Control and Exhaust Systems in…
GB 51251-2017 第2.1.1条Technical Standard for Smoke Control and Exhaust Systems in…
GB 51251-2017 第2.1.2条Technical Standard for Smoke Control and Exhaust Systems in…
GB 51251-2017 第2.1.3条Technical Standard for Smoke Control and Exhaust Systems in…
GB 51251-2017 第2.1.4条Technical Standard for Smoke Control and Exhaust Systems in…
GB 51251-2017 第2.1.5条Technical Standard for Smoke Control and Exhaust Systems in…
GB 51251-2017 第2.1.6条Technical Standard for Smoke Control and Exhaust Systems in…
GB 51251-2017 第2.1.7条Technical Standard for Smoke Control and Exhaust Systems in…
GB 51251-2017 第2.1.8条Technical Standard for Smoke Control and Exhaust Systems in…

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