S12 Certificate of Fitness Sprinkler Exam Prep (Latest 2023/ 2024 Update) Questions and Verified Answers| 100% Correct
S12 Certificate of Fitness Sprinkler Exam
Prep (Latest 2023/ 2024 Update) Questions
and Verified Answers| 100% Correct
Q: 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
Q: 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.
Q: 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
Q: extra large orifice sprinklers
Answer:
= or > 1 inch less pressure to achieve a given discharge density
Q: extended coverage sprinkler
Answer:
400 max square feet discharge
Q: 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
Q: 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
Q: hose valve
Answer:
valve to additional hose connection
Q: 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
Q: hydraulically calculated systems
Answer:
method of sizing auto sprinkler piping using a prescribed amount of water to be distributed over
a specific area.
Q: impairment coordinator
Answer:
in charge of safety during out of service systems
Q: intermediate level sprinkler
Answer:
sprinkler equipped with integral shields to protect the operating elemtn form discharge from
sprinklers installed at higher elevations
Q: large orifice sprinkler
Answer:
sprinkler head with orifice size equal or greater than 3/4 and less than 1 inch
Q: 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.
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Alarm Notification Appliance
a fire alarm system component, such as a bell, horn speaker, light, text display or vibration device that issues an audible, tactical, and/or visual alert
Alarm Signal
A signal indicating an emergency requiring immediate action, such as a signal indicative of fire.
Antifreeze Sprinkler System
A wet pipe sprinkler system employing automatic sprinklers that are attached to a piping system that contains an antifreeze solution and is connected to a water supply. The antifreeze solution is discharged, followed by water, immediately upon operation of sprinklers opened by heat from a fire.
Automatic Ball Drip
An automatic drain valve horizontally installed at the low point in the piping between the lower check valve and the Fire Department connection of automatic sprinkler systems. Water pressure from a Fire Department pumper automatically closes this valve. It automatically reopens when pressure ceases, permitting this pipe to drain and thereby preventing freezing
Central Station
A facility that receives alarm signals from a protected premises and retransmits or otherwise reports such alarm signals to the department
Combination Standpipe & Sprinkler System
A system where the water piping services both 2 1/2 in (65mm) outlets for fire department use and and outlets for automatic sprinklers
Concealed Sprinkler
A recessed sprinkler with a cover plate
Control Mode Specific Application (CMSA) Sprinkler
Control mode sprinkler systems are designed to control a fire until its original fuel source is depleted or until fire-fighting activities can commence. A fire is controlled by cooling the ceiling-level air temperatures, reducing the fire’s rate of heat release and pre-wetting adjacent combustibles.
Control Valve
valve controlling flow to water-based fire protection systems. Control valves do not include hose valves, inspector’s test valves, drain valves, trim valves for dry pipe, preaction and deluge valves, check valves, or relief valves.
OS&Y Valve
Outside stem and yoke valve; is an indicating type of control valve used for fire sprinkler system
Curb Valve
is a non-indicating gate valve equipped with a cast iron extension box flushed with a sidewalk with an operating nut of 1 1/4 inch, this valve is operated using a special curb key wrench. This valve controls the municipal water supply serving the fire sprinkler system
Corrosion Resistant Sprinkler
A sprinkler fabricated with corrosion resistant materials, or special coatings to be used in an atmosphere that would corrode standard sprinklers
Deficiency
A condition in which the application of the component is not within its designed limits or specifications
Critical Deficiency
A deficiency that, if not corrected, can have an effect on the performance of the fire protection system
Non Critical Deficiency
A deficiency that does not have an effect on the performance of the fire protection system, but correction is needed for the proper inspection, testing, and maintenance of the system(s)
Deluge Valve
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. Capable of manual and auto operations
Deluge Sprinkler System
A sprinkler system employing open and manual operation 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 this valve opens, water flows into the piping system and discharges from all sprinklers attached.
Dry Pipe Sprinkler System
A sprinkler system employing automatic sprinklers that are attached to a piping system containing air or nitrogen under pressure. The release of the air or nitrogen,(as from the opening of a sprinkler) results in the water pressure opening a valve known as a dry pipe valve, resulting in the flow of water into the piping system and out of the fused sprinklers heads.
Dry Sprinklers
A sprinkler secured in an extension nipple that has a seal at the inlet to prevent water from entering the nipple until the sprinkler operates. May be configured with an upright pendent or sidewall sprinkler.
Discharge Device
A device designed to discharge water or foam-water solution in a predetermined, fixed, or adjustable pattern. Examples include, but are not limited to, sprinklers, spray nozzles, and hose nozzles.
Early Suppression Fast Response (ESFR) Sprinklers
A type of fast response sprinkler that is listed for its capability to provide fire suppression of specific high challenge fire hazards
Extra Large Orifice Sprinklers (ELO)
A sprinkler head with and orifice size equal to or greater than 1 “. Particularly for protection of high piled storage in warehouses and less pressure is required to achieve a given discharge density.
Extended Coverage Sprinklers
A type of spray sprinkler with a maximum area of coverage of 400 square feet (20 foot by 20 foot spacing between sprinklers) for light hazard occupancies to a maximum of 144 square feet (12 foot by 12 foot spacing between sprinklers) for extra hazard occupancies.
Fire Alarm System
Any system, including any interconnected fire alarm sub-system, of components and circuits arranged to monitor and annunciate the status of fire alarm or supervisory signal-initiating devices.
Fire Department Connection
A connection , normally on the exterior of the building, through which the fire department can pump supplemental water into the sprinkler system, standpipe, or other system furnishing water for fire extinguishment to supplement existing water supplies.
(Formerly know as Siamese connection.)
Fire Extinguishing System
An approved system of devices and equipment which detects a fire and discharges an approved fire extinguishing agent onto or in the area of a fire. Such term includes automatic systems and, where such systems are authorized by this code or the Building Code, manually activated systems
Fire Hydrant
A valve connection on a water supply system having one or more outlets and that is used to supply hose and fire department pumps with water.
Fire Protection System
Approved devices, equipment and systems or combinations of systems used to detect a fire, activate an alarm, extinguish or control a fire, control or manage smoke and products of a fire or any combination thereof, including fire extinguishing systems, fire alarm systems, sprinkler systems and standpipe systems.
Fire Pump
A pump that is a provider of liquid flow and pressure dedicated to fire protection. A fire pump is a part of a fire standpipe system’s water supply and can be powered by electric, diesel or steam. The pump intake is either connected to the public underground water supply piping or a static water source (e.g., tank, reservoir, lake). The pump provides water flow at higher pressure and volume to the standpipe system risers and hose standpipes.
Fire Pump, automatic standpipe
A fire pump located at or below street level that supplies the lower 300 feet of a standpipe system or a combined standpipe and sprinkler system
Fire Pump, Foam
A fire pump used to boost water supply pressures in a fire protection system where such system uses firefighting foam as an additive
Fire Pump, limited service
A fire pump with a motor rating not exceeding 30 hp and utilizing a limited service fire pump controller
Fire Pump, special service
A fire pump that is located above street level and that receives its water supply from a gravity tank or suction tank supplying water to fire sprinkler system and/or Fire Department hose outlets
Fire Pump, sprinkler booster pump
A fire pump that supplies sprinkler systems only
Fire Pump, water mist system
A fire pump used to boost water supply pressures in a fire protection system where such system utilizes water misting technology
Glass Bulb Sprinkler
A sprinkler operated by heat breaking a glass bulb filled with a non freezing liquid with diameters that vary from 3mm for quick response sprinkler to 5mm for standard response sprinklers
Hose Valve
The valve to an individual hose connection
Hydraulic Placard
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
A method for sizing automatic sprinkler piping using a prescribed amount of water to be distributed over a specific area
Impairment
A condition where a fire protection system or unit or portion thereof is out of order, and the condition can result in the fire protection system or unit not functioning in a fire event
Impairment Coordinator
Person responsible for ensuring the proper safety precautions are taken when the protection system is placed out of service (designated by the owner).
Intermediate Level Sprinkler/Rack Storage Sprinkler
A sprinkler equipped with integral shields to protect the operating element from discharge from sprinklers installed at higher elevations
Large Orifice Sprinkler
sprinkler head with orifice size equal or greater than 3/4 and less than 1 inch
Listed Device
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
A pressure reducing valve installed to regulate pressures in an entire fire protection system and/or standpipe system zone.
Main Drain
The primary drain connection located on the system riser and also utilized as a flow test connection.
Microbiologically Induced Corrosion (MIC)
Corrosion caused by the presence of microbes in the water supply that over time attack the interior of metallic piping and cause leaks, pitting and blockage
Out of Service System
A fire protection system that is not fully functional; or whose operation is impaired or is otherwise not in good working order.
Old-Style/Conventional Sprinkler
A sprinkler that directs 40% to 60% of the water initially in a downward direction and is designed to be installed with the deflector in either the upright or pendent position.
Pendent Sprinkler
A sprinkler designed to be installed in such a way that the water stream is directed downward against the deflector.
Pintle Screws
A visual indicating device required for sprinklers manufactured prior to 1999 identifying small orifice sprinklers and large orifice sprinklers where orifice size is different than the nominal thread size of the sprinkler head.
Pipe Schedule Systems
A method of sizing piping based upon the number of sprinkler heads and the occupancy of the protected area.
Preaction Sprinkler System
A sprinkler system employing automatic sprinklers that are attached to a piping system that contains air that may or may not be under pressure, with a supplemental detection system installed in the same areas as the sprinklers.
Personal Supervision
Supervision by the holder of a department certificate who is required to be personally present on the premises, or other proximate location acceptable to the department, while the duties for which the certificate is required is being performed.
Pressure Control Valve
A pilot operated pressure reducing valve that may be used with a fire or booster pump designed for the purpose of preventing the incoming water supply pressure from dropping below a set pressure.
Pressure reducing valve
A valve designed for the purpose of reducing the downstream water pressure under both flowing (residual) and nonflowing (static) conditions
Pressure Relief Valve
A valve designed for the purpose of releasing excess air or water pressure from the Fire Protection Piping System.
Pressure Tank
A tank using air pressure to supplying water for water-based fire protection systems. Tank contents to be maintained at one third air to two thirds water.
Quick Response Sprinkler Head
A sprinkler having a fusible link with a response time index (RTI) of 50 or less.
Residential Sprinkler
A type of fast response sprinkler that has been specifically tested to enhance survivability in the room of fire origin and listed for use in dwelling units.
Response Time Index (RTI)
A measurement of the thermal sensitivity of a sprinkler head expressed in (meters-seconds) 1/2.
Sprinkler identification number (SIN)
Sprinklers manufactured after Jan. 1, 2000 are required to be marked to IDENTIFY performance characteristics.
Supervisory Signal
A signal indicating the need for action in connection with the supervision of guard tours, fire extinguishing systems or equipment, fire alarm systems or the maintenance features of related systems.
Sidewall Sprinkler
A sprinkler having special deflectors that are designed to discharge most of the water away from the nearby wall
Small orifice sprinklers
A sprinkler head with and orifice size smaller than 1⁄2″
Solder Link Sprinkler
Operated by the melting of a metal link, vary in size and configuration for quick response and standard response sprinklers, the smaller the link the faster the sprinkler operates
Spray Sprinkler
A type of sprinkler listed for its capability to provide fire control for a wide range of fire hazards. The most commonly used sprinkler since 1953.
Sprinkler System
A fire extinguishing system, other than a mist fire extinguishing system that utilizes water as the extinguishing agent
Standard Response Sprinkler Head
A sprinkler having a fusible link with a response time index (RTI) of 80 or more.
Supervisory signal-initiating device
An initiating device, such as a valve supervisory switch, water level indicator, or low-air pressure switch on a dry-pipe or pre-action sprinkler system, that triggers a supervisory signal.
Automatic Pressure Maintenance Device
Maintains pneumatic pressure on the piping system set to specific limits by controlling a plant air system, a single air compressor, or a nitrogen supply
Testing
A procedure used to determine the status of a system as intended by conducting periodic physical checks on water based fire protection systems such as waterflow tests, alarm tests, and trip tests, deluge, or preaction valves. These tests follow up on the original acceptance test at intervals specified in the appropriate chapter of the NPFA #25, 2011 edition
Upright Sprinkler
A sprinkler designed to be installed in such a way that the water spray is directed upwards against the deflector.
Water Spray
Water in a form having a predetermined pattern, particle size, velocity, and density discharge from specially designed nozzles or devices.
Water Supply
A source of water that provides the flows [gal/min (L/min)] and pressures [psi (bar)] required by the water-based fire protection system.
Wet Pipe Sprinkler System
A sprinkler system employing automatic sprinklers attached to a piping system containing water and connected to a water supply so that water discharges immediately from sprinklers opened by heat from a fire
Water Spray Fixed System
A special fixed pipe system connected to a reliable fire protection water supply and equipped with water spray nozzles for specific water discharge and distribution over the surface or area to be protected. The piping system is connected to the water supply through an automatically or manually actuated valve that initiates the flow of water. An automatic valve is actuated by operation of automatic detection or manual release equipment installed in the same areas as the water spray nozzles. (In special cases, the automatic detection system may also be located in another area.)
Water Tank
A tank supplying water for water-based fire protection systems