Section III - Appendix C Flashcards
___________ air conditioning systems are the most common and they create the most problems during a fire.
Central
p 199
HVAC systems are divided into three subsystems:
- Processing system
- Supply system
- Return system
p 199
The ____________ system is usually installed on floors of the building where the mechanical equipment rooms (MER) are located.
processing
p 200
A __________ is an air compartment or chamber to which one or more ducts are connected to form a part of an air distribution system.
plenum
p 201
In high-rise buildings, the space between the suspended ceiling and the underside of the floor above is used as a plenum for the ?
collection of return air
p 201
HVAC Operations - Phase 1
Determine the status of the HVAC system in the building. Any system that has not been automatically shut down should be ?
manually shut down
p 204
___________ _________ are commonly used to close fire dampers.
Fusible links
p 206
_________ _____________ and other _______-_____________ detectors are most commonly used to shut down fans; however they may also be used to control fire dampers.
smoke detectors and heat-actuated
p 206
Fusible links should have a temperature rating that is _____ degrees F above the max temperature that would normally be encountered within the system.
50 degrees
p 206
Even though variations can occur, most cities consider a high rise building as one that is over _____ feet in height measured from ___________ level access to the _________ level of the highest floor intended for occupant use, not the actual height of the building.
75 feet / ground / floor
p 210
_______ ____ buildings are designed to withstand the most severe fire conditions to be expected within the building.
Type I
p 211
The only combustible materials allowed in Type I buildings are the ?
interior partition wall and office furnishing
p 211
What two categories do HVAC in high rise office buildings fall into?
central and noncentral air-conditioning systems
p 199
