Fire pump Questions And Answers With Verified Updates
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Course
Fire pump
Institution
Fire Pump
Fire pump buildings or rooms enclosing diesel engine pump drivers and day tanks shall be protected with
an automatic sprinkler system installed in accordance with NFPA 13, Standard for the installation of
sprinkler systems. - True
Where maximum flow available from the water supply cannot provide...
Fire pump
Fire pump buildings or rooms enclosing diesel engine pump drivers and day tanks shall be protected with
an automatic sprinkler system installed in accordance with NFPA 13, Standard for the installation of
sprinkler systems. - True
Where maximum flow available from the water supply cannot provide a flow of 150 percent of the rated
flow of the pump , but the water supply can provide the greater of _____ percent of rated flow or the
maximum flow demand of the fire protection systems, the water supply shall be deemed to be
adequate. in this case, the maximum flow shall be considered the highest flow that the water supply
cannot achieve. - 100
pumps other than those specified in this standard and having different design features shall be permitted
to be installed where such pumps are listed by a testing laboratory. these pumps shall be limited to
capacities of less than _____ gpm. - 500
Any source of water that is adequate in quality, quantity, and pressure shall be permitted to provide the
supply for a fire pump. - true
acceptable drivers for pumps at a single installation shall be electric motors, diesel engines,_______, or a
combination thereof. - steam turbines
A pressure gauge having a dial not less than_______ in diameter shall be connected near the discharge
casting with a nominal .25 in. gauge valve. - 3.5"
The dial on the gauge on the discharge side of the pump shall indicate pressure to at least twice the
rated working pressure of the pump but not less than _____ psi. - 200
Where the minimum pump suction pressure is below 20 psi under any flow condition, the suction gauge
shall be a __________ pressure and vacuum gauge. - compound
, unless the requirements if 4.11.1.7 are met, each pump shall have an automatic relief valve listed for the
fire pump service installed and set below the shutoff pressure at minimum expected suction pressure. I.
4.11.1.7 which pumps do not require automatic relief valve. - Engine Driven
The automatic relief valve shall have a nominal size of .75 in. for pumps with a rated capacity not
exceeding 2500 gpm and have a nominal size of ______ for pumps with a rated capacity of 3000 gpm to
5000 gpm. - 1"
Fire pump units that are outdoors shall be located at least ______ away from any buildings and other fire
exposures exposing the building. - 50'
Where the suction supply is of sufficient pressure to be of material value without the pump, the pump
shall be installed with a ______. - bypass
A listed ______ gate valve shall be installed in the suction pipe. No other kind of valves shall be installed
in the suction piping within 50' of the fire pump. - OS&Y
Where the suction pipe and pump suction flange are not of the same size, they shall be connected with
an _______ tapered reducer or increase installed in such a way as to avoid air pockets. - eccentric
A listed ______ or backflow preventer shall be installed in the pump discharge assembly. - check
valve
Where pumps are installed in a series, a __________ valve shall not be installed between pumps. -
Butterfly
When a low suction throttling valve is used, it shall be installed according to manufacturers
reccomendations in the piping between the pump and the discharge _________. - check valve
in fire pump assemblies a clearance of not less than _______ shall be provided around pipes that pass
through walls or floors. - 1"
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