SECTION 5. FIRE PUMPS
DIESEL ENGINE DRIVEN FIRE PUMPS
Diesel Fire Pumps: All pumps shall be diesel driven
pumps unless the installation can comply with Chapter 6 of NFPA 20
( 1 9 8 7 edition).
Fire Pump Rotation: Pump rotation for diesel engine
driven fire pump shall be clockwise.
FIRE PUMP DESIGN
Pump Installation: All pump installations shall include
a flow meter in addition to a test header. The flow meter shall not
discharge into the suction feed main supplying the fire pump. An
approved butterfly valve shall be installed downstream of the flow
Separate Bypass: All fire pumps taking suction from
s t r e e t mains shall be equipped with a separate bypass.
Isometric Piping Details: A l l contract drawings shall
c o n t a i n an isometric piping details of each fire pump installation.
Remote Alarms: All pump installations shall have remote
alarms in a constantly occupied location.
FIRE PUMP CONTROLLERS
Primary Resistors: P r i m a r y resistors on electric fire
pump controllers shall be enclosed in a cabinet separate from the rest
of the controller components. A l l electric fire pump controllers
s h a l l be primary resistor type reduced voltage starting controllers.
Pressure Sensing Lines: Each pump controller shall have
individual pressure sensing lines taken from the system side of the
SALT WATER FIRE PUMPS: fill salt water fire pumps shall
have special metallurgy or coating systems in accordance with
FIRE PUMP LOCATIONS
Provide emergency lighting in
Lighting of Pump Rooms:
fire pump rooms.
Drains in Fire Pump Rooms: Fire pump rooms shall be
provided with adequate floor drains and a drainage system to the
e x t e r i o r of the building. C i r c u l a t i o n relief valves shall be piped to
t h e outside of the building. A l l test outlets to discharge safely
o u t s i d e of the building.