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Question:

Fire flow switch is to control the booster pump or fire pump

Fire flow switch is to control the booster pump or fire pump

Answer:

Fire flow switch is to control the fire pump. "Fire water supply and fire hydrant system technical specifications" GB 50974-2014 Article 11.0.4 clearly pointed out that the fire pump should be high fire water tank outlet on the flow switch and other switching signals directly start the fire pump.
May 9, 2017
Article 11.0.4 provides that the flow switch is usually set in the high fire water tank outlet pipe. From the above specifications we can see that the fire flow switch is not to control the booster pump, but to control the fire pump.
May 9, 2017
Fire flow switch and low pressure switch are control guy brush, this does not control the regulator pump, regulator pump or electrical contact pressure gauge control.
May 9, 2017

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