S12 sprinkler test Questions With Verified
Answers
Fire department connection - answer✔normally on exterior of building... FDNY can pump
supplemental water into the sprinkler system, standpipe, or other system furnishing water for fire
extinguishment to supplement existing water supplies.
system control valve - answer✔valve controlling flow to water-based fire protection systems.
fire command center - answer✔Designated room or area in a structure where the status of the fire
detection, alarm, and protection systems is displayed and the systems can be manually
controlled.
Fire pump, automatic standpipe. - answer✔A fire pump located at or below street level that
supplies the lower 300 feet (91.4 m) of a standpipe system or a combined standpipe and sprinkler
system.
tags - answer✔on closed section valves serving affected areas: area affected, brief description,
occupancy classification, c of f number, estimated time until operational
Green tag - answer✔no impairment found in entire system- main control valve
red tag - answer✔place on main control valve if FULLY out of service... put sprinkler company
name, date of removal from service and anticipated time to operational
blue disk - answer✔partially out of service- on all fire department connections
water storage tank - answer✔Collects cooled water
OS & Y valve - answer✔indicating type of control valve used for fire sprinkler system
deluge valve - answer✔water supply control valve intended to be operated by actuation of an
automatic detection system that is installed in the same area as the discharge devices.
INTENDED USE IS MANUAL AND AUTO
deluge sprinkler system - answer✔employing open sprinklers that are attached to a piping system
that is connected to a water supply through a valve that is opened by the operation of a detection
system installed in the same areas as the sprinklers. WHEN IT OPENS, water flows into the
piping system and discharges from all sprinklers attached.
Early suppresion fast response sprinklers - answer✔fast response sprinkler that is listed for its
capability to provide fire suppression of specific high challenge fire hazards
extra large orifice sprinklers - answer✔= or > 1 inch less pressure to achieve a given discharge
density
extended coverage sprinkler - answer✔400 max square feet discharge 20 foot by 20 foot spacing
between sprinklers
fire pump - answer✔a provider of liquid flow and pressure dedicated to fire protection. A fire
pump is a part of a fire sprinklers system water supply and can be powered by electric, diesel or
steam. connected to public water source or tank. provides higher pressure to sprinkler system
Glass bulb sprinkler - answer✔operated by heat breaking a glass bulb filled with a non freezing
liquid with diameters that vary form 3 mm for quick response to 5 mm for standard response
hose valve - answer✔valve to additional hose connection
hydraulic placard - answer✔sign attached to a hydraulically calculated sprinkler system
indicating the design density, required gallons per minute and pressure for the system to operate
properly
hydraulically calculated systems - answer✔method of sizing auto sprinkler piping using a
prescribed amount of water to be distributed over a specific area.
impairment coordinator - answer✔in charge of safety during out of service systems
intermediate level sprinkler - answer✔sprinkler equipped with integral shields to protect the
operating elemtn form discharge from sprinklers installed at higher elevations
large orifice sprinkler - answer✔sprinkler head with orifice size equal or greater than 3/4 and less
than 1 inch
listed device - answer✔A fire protection component that has been tested to perform under
parameters specified for its use by a nationally recognized testing agency. Underwriter's
Laboratory (UL) and Factory Mutual (FM) are the two most common.
Master Pressure Reducing Valve - answer✔A pressure reducing valve installed to regulate
pressures in an entire fire protection system and/or standpipe system zone.
Main Drain - answer✔The primary drain connection located on the system riser and also utilized
as a flow test connection.
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