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40 Cards in this Set

  • Front
  • Back

The Americans disabilities act became law in

1992

For the purposes of fire protection room contents are refer to as

Fuels

Name the four elements that effect fire alarm system reliability

Design,equipment ,instalation,and maintenance

An in building fire emergency voice/alarm communication system is usually found in a

Hi rise building

Computer rooms are sometimes protected by

Gaseous suppression systems

The National fire protection association was founded in

1896

List 3 signals produced by an fire alarm system

Alarm, supervisory, and trouble

Opens and grounds on a fire alarm circuit will result in a

Trouble signal

An emergency communication system can be used to warn occupants of a

Fire, terrorist attack, or tornado

Wiring between enclosures is NOT required to be monitored for integrity if the enclosure are less than

20 ft apart, and wiring is installed in conduit

Signaling line currents monitor for integrity by

Polling and interrogating

Which circuit class is considered as FAIL SAFE

Class D

Secondary power supplies must supply power to protected - premises fire alarm systems for a minimum of

24 hour of stand by followed by 5 minutes of alarm

Secondary power supplies must supply power to an in building fire emergency voice / alarm communications fire alarm system for a minimum of

24 hours of stand by followed by 15 minutes of alarm

Upon detection of a trouble condition, fire alarm system controls must initiate a trouble signal within

200 seconds

Ionization type smoke detectors use____ as a means of detecting smoke particles

Americium 241

Which type of smoke detector works best in large open areas

Projected beam type

Wall mounted spot type heat detectors are installed so that the top of the detector is

4 to 12" from the ceiling

nfpa 72 permits__ to be use as a guide for smoke detector spacing on smooth and level ceiling

30 feet

Valve supervisory initiating devices must initiate a supervisor signal within __revolutions of the wheel or__ of the travel distance of the valve

2 revolutions and 1/5 of travel

Pressure supervisory switches must indicate__from nominal pressure

10 psi

Sound pressure level (spl) is always measured using ___scale

A-weighted

The minimum required sound pressure level for public mode signaling is the greater of __above the average ambient or five dB above the maximum spl lasting a minute or more,,using the a weighted scale (dba)

15 db

The minimum required sound pressure level for private mode signaling is above the average ambient or five dB above the maximum spl lasting a minute or more, using the a weighted scale ( dba )

10 dBA

A sleeping room with an ambient sound pressure level of 45 decibels A-weighted (dba ) must have at the pillow

75 dBA

According to nfpa 72, the lenses of a visible notification appliances for non sleeping areas must be mounted__ above the finished floor.

80 - 96"

Corridor visible notification appliances must be installed a maximum of from each end of the corridor

15'

Tables ___provide limitations for power limited circuits

12 and 12b

Power limited circuits may be wired using

Chapter 3 wiring methods,non power limited wiring methods,and power limited wiring methods

The __is selected by the authority having jurisdiction (ahj)

Designated elevator recall level

Electric fire pumps must be supervised for

Loss of phase,phase reversal, pump running

Diesel fire pumps must be supervised for

Controller off,controller or engine trouble,engine running

The ___is selected by the authority having jurisdiction (ahj)

Designated elevator recall level

Which of the following is a fail safe circuit

Class d

In building fire emergency voice/alarm communications system are required to have what secondary power supply capacity?

24 hours standby plus 15 minutes of all connected load

Outgoing and return conductors of class a circuits ____be seperated by a distance of ____?

Should/1' vertically and 4' horizontally

A minimum speech transmission index (sti) of _____ is considered as intelligible

0.5

Specifications are an oppurtunity for the designer to

Add requirements for the site specific fire protection goal,add requirements for the type of equipment use,add requirements of the owner.


Which of the following is MOST likely to be found in fire alarm specifications?

Type of equipment used

Which of the following is usually found on shop drawings

Cable/conduit routing,device addresses,wire/conduit schedule