NFPA 17A STANDARD FOR WET
CHEMICAL SYSTEMS EXAM
QUESTIONS AND ANSWERS 100%
PASS
Auxiliary Equipment - ANSWER-listed equipment used in conjunction with the
wet chemical systems, for example, to shut down power, fuel, or ventilation to the
hazard being protected or to initiate signaling devices.
Discharge Nozzle - ANSWER-Device from which the extinguishing agent is
discharged to provide for suppression of a fire in the designated hazard.
Duct - ANSWER-Branch Duct- the duct work that contains the exhaust air from a
single hood or hazard area.
Common Duct- the duct work containing the exhaust air from two or more
branch ducts.
Expellant Gas - ANSWER-the medium used to discharge extinguishing agent from
its container
©️COPYRIGHT 2025, ALL RIGHTS RESERVED. 1
, Indicator - ANSWER-a mechanical or electrical device that shows when an
extinguishing system or critical component of it is ready to operate or if it has
already operated.
Inspection - ANSWER-a visual examination of a system or portion thereof to
verify that it appears to be in operating condition and is free of physical damage.
Liquid Agent - ANSWER-wet chemical
Maintenance - ANSWER-work, including, but not limited to, repair, replacement,
and service, performed to ensure that equipment operates properly.
Manufacturer's Design, Installation, and Maintenance Manual - ANSWER-the
document referenced for design, installation, and maintenance of the listed wet
chemical extinguishing system equipment.
Owner's Manual - ANSWER-a pamphlet containing the manufacturer's
specifications for the proper inspection and operation of the extinguishing systems.
Operating Devices - ANSWER-Mechanical, electrical, or pneumatic devices
involved in the operation of a system.
Automatic Operation - ANSWER-Operation without human intervention. This
operation includes, but is not limited to, heat, rate of heat rise, smoke, or pressure
change.
Manual Operation - ANSWER-Operation of a system or its components
©️COPYRIGHT 2025, ALL RIGHTS RESERVED. 2
CHEMICAL SYSTEMS EXAM
QUESTIONS AND ANSWERS 100%
PASS
Auxiliary Equipment - ANSWER-listed equipment used in conjunction with the
wet chemical systems, for example, to shut down power, fuel, or ventilation to the
hazard being protected or to initiate signaling devices.
Discharge Nozzle - ANSWER-Device from which the extinguishing agent is
discharged to provide for suppression of a fire in the designated hazard.
Duct - ANSWER-Branch Duct- the duct work that contains the exhaust air from a
single hood or hazard area.
Common Duct- the duct work containing the exhaust air from two or more
branch ducts.
Expellant Gas - ANSWER-the medium used to discharge extinguishing agent from
its container
©️COPYRIGHT 2025, ALL RIGHTS RESERVED. 1
, Indicator - ANSWER-a mechanical or electrical device that shows when an
extinguishing system or critical component of it is ready to operate or if it has
already operated.
Inspection - ANSWER-a visual examination of a system or portion thereof to
verify that it appears to be in operating condition and is free of physical damage.
Liquid Agent - ANSWER-wet chemical
Maintenance - ANSWER-work, including, but not limited to, repair, replacement,
and service, performed to ensure that equipment operates properly.
Manufacturer's Design, Installation, and Maintenance Manual - ANSWER-the
document referenced for design, installation, and maintenance of the listed wet
chemical extinguishing system equipment.
Owner's Manual - ANSWER-a pamphlet containing the manufacturer's
specifications for the proper inspection and operation of the extinguishing systems.
Operating Devices - ANSWER-Mechanical, electrical, or pneumatic devices
involved in the operation of a system.
Automatic Operation - ANSWER-Operation without human intervention. This
operation includes, but is not limited to, heat, rate of heat rise, smoke, or pressure
change.
Manual Operation - ANSWER-Operation of a system or its components
©️COPYRIGHT 2025, ALL RIGHTS RESERVED. 2
