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    THF型雙電源控制設備

    ? ? THF型雙電源控制柜------

    ? ?

    雙電源控制設備主要由雙電源自動切換裝置組成,可根據需要在常用電源與備用電源之間自動切換,保證供電的可靠性和連續性。

    依據:消防給水及消火栓系統技術規范GB50974-2014

    11.0.17 消防水泵雙電源切換時應符合下列規定:

    1 雙路電源可手動及自動切換時,自動切換時間不應大于 2s;

    2 當一路電源與內燃機動力切換時,切換時間不應大于 15s。

    依據:建筑設計防火規范GB50016-20142018年版)

    10.1.8消防控制室、消防水泵房、防煙和排煙風機房的消防用電設備及消防電梯等的供電,應在其配電線路的最末一級配電箱處設置自動切換裝置。



    ? ? ? The dual power supply control equipment is mainly composed of dual power supply automatic switching device, which can automatically switch between common power supply and standby power supply as required to ensure the reliability and continuity of power supply.

    Basis: technical code for fire water supply and hydrant system gb50974-2014

    11.0.17 when the dual power supply of fire pump is switched, the following provisions shall be met:

    1. When the dual power supply can be switched manually or automatically, the automatic switching time shall not be more than 2S;

    2 when one power supply is switched with the power of internal combustion engine, the switching time shall not be more than 15s.

    Basis: Code for fire protection design of buildings gb50016-2014 (2018)

    10.1.8 for the power supply of the fire control room, fire pump room, smoke control and smoke exhaust fan room, the automatic switching device shall be set at the last level distribution box of the distribution line.




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