Traditional Culture Encyclopedia - Hotel accommodation - Hotel 14 floor, how many kilograms of water pressure must the pump room reach before it can be discharged?

Hotel 14 floor, how many kilograms of water pressure must the pump room reach before it can be discharged?

According to a given building level of 42 meters, the water supply downstairs needs net lift+pipe network resistance+surplus.

General fire-fighting surplus 1 0m (estimated), loss of each floor1m, equal to 64m. If there is a basement, add the height of the basement. Therefore, the fire hydrant in this building should choose 7 kg pressure equipment with a lift of 70 meters.

If only water can be discharged, 52 meters (5.2kg) can be discharged.