Fire Alarm 1 Flashcards
? is/are most commonly used to protect buildings.
Wet-Pipe Sprinklers
When activated, a valve tamper switch will produce a(n) ? signal.
Supervisory
Which of the following are types of fire alarm circuits?
NAC, IDC, SLC
The Code requires the maximum normal operating temperature limits for most fire alarm equipment to be between ? and ? .
32’F/120’F
Match Each Description to the corresponding term:
{1}May Be Used To Prevent Occupant Startling:
{2}Used for Emergency voice/alarm communications systems:
{3}Used for Occupants:
{4}Used in hospitals or detention centers:
Speakers, Chimes, Private Mode Signaling, Public Mode Signaling
1:Chimes
2:Speakers
3:Public Mode Signaling
4”Private Mode Signaling
Tables ? and ? provide limitations for power-limited circuits.
12A/12B
A firestopping classification having a minimum F rating of ? must be used on a two-hour rated firewall to resist the passage of flames.
120
NEC ? requires electrical penetrations to be firestopped.
300.21
A combination burglary/fire alarm system listed for household use may be used in a small mercantile occupancy.
FALSE
A combination fire alarm/security system with a single display requires a second display for the fire alarm portion where the ? .
AHJ Determines the non-fire Alarm Information displayed is excessive
Diesel fire pumps must be supervised for ? .
Controller off
Controller or engine trouble
Engine Running
All of the Above
Systems that require ? of occupants are not required to meet survivability requirements.
Total Evacuation
Outgoing and return conductors of Class A, N, or X circuits ? be separated by a distance of ? .
should / 1’ vertically and 4’ horizontally
Systems that provide for a partial evacuation or relocation of occupants must be ? .
Survivable
Which of the following factors will affect speech intelligibility?
Distortion
Reverberation
Sound Pressure Level
All Of the Above
All Of the Above
A minimum speech transmission index (STI) of ? is considered as intelligible.
0.5
Which of the following has the potential to cause poor speech intelligibility?
Echoes
Reverberation
Low S/N ratio
All Of The Above
All Of The Above
Survivability requirements apply to systems using complete (total) evacuation.
False
Public authorities having jurisdiction, such as a fire marshal or electrical inspector, can enforce specifications.
False
Specifications Division ? applies to all other divisions.
01
The location of rated walls and barriers are usually located on ? drawings.
Fire protection/Life Safety
Which of the following drawing types contains the details necessary to install a fire alarm system?
a.
65% conceptual drawings
b.
90% conceptual drawings
c.
Shop drawings
d.
None of the above
C
