Fire p ump p ressures.
Fire pump room size requirements.
Where provided fire pump rooms and automatic sprinkler system riser rooms shall be designed with adequate space for all equipment necessary for the installation as defined by the manufacturer with sufficient working space around the stationary equipment.
For fire pumps such as horizontal split case and vertical in line centrifugal pumps that are required to operate under net positive suction head the total head of a fire pump is calculated by adding the suction head city pressure to the.
Download fire pump room design details and requirements pdf notes.
In summary a fire pump is a critical life safety equipment item in a building.
Because this bypass and associated valves can be of significant physical size this is yet another space planning consideration for the fire pump room.
901 4 6 pump and riser room size.
All details and components of fire pump room according to nfpa 20.
The total head of a fire pump is the energy imparted to the liquid as it passes through the pump usually expressed in psi.
This bypass is to be as least as large as the required fire pump discharge pipe.