Fire Alarm Systems Maintenance and Standards

Questions and Answers

Who is responsible for alarm system testing and maintenance?

The property owner

At minimum, how long shall a supervising station maintain records on signals received from maintenance, inspections, and testing?

36 months

According to NFPA 72, how often shall manual fire alarm pull stations be tested?

Every 12 months

According to NFPA 72, how often should water flow switches be tested?

Quarterly Signup and view all the answers

What standard covers the installation of audible and visible notifications appliances?

NFPA 72 2007, Ch. 7 Signup and view all the answers

How many smoke detectors are required for a room with a level ceiling of 900 square feet or less?

1 Signup and view all the answers

Fire alarm system providing general emergency voice alarm communication must provide for _ hours of standby power followed by ___ minutes of alarm.

24; 15 Signup and view all the answers

A fire alarm system in which components are used in whole or in part, in common with a non-fire signaling system is called a what?

A combination system Signup and view all the answers

A system component that generates transmission of a change of state condition is called an ___________.

Initiating device Signup and view all the answers

Indicates the need for action in relation to the equipment or maintenance features to related systems.

Supervisory Signal Signup and view all the answers

An individual that is designated by the building owner can be an ___________.

Impairment coordinator Signup and view all the answers

Trouble signals and their restoration to normal shall be indicated within _________.

200 seconds Signup and view all the answers

A fire alarm control panel shall recharge batteries within _________ after fully charged batteries have been subject to a single discharge.

48 hours Signup and view all the answers

Fire alarm systems providing general evacuation need to provide of standby power, followed by a _ of alarm power.

24 hours; 15 minutes Signup and view all the answers

If an engine driven generator dedicated to the fire alarm is used as a power source shall comply with __________.

NFPA 110 Signup and view all the answers

A self-restoring supervisory signal shall be visually and audibly indicated within ______.

90 seconds Signup and view all the answers

A coded alarm consists of not less than complete three rounds of the number transmitted, each round shall consist of not less than ___________.

Three Impulses Signup and view all the answers

A coded supervisory signal shall be permitted to consist of _________ if the number transmitted to indicate a supervisory off-normal condition.

Two rounds Signup and view all the answers

Required signals shall not be lost, interrupted or delayed by more than ________ as a result of the primary power failure.

10 seconds Signup and view all the answers

If an engine driven generator dedicated to the fire alarm system is used as a power source, the operation of the generator shall comply with ___________.

NFPA 110 Signup and view all the answers

Rechargeable batteries shall be either or .

Trickle; Float-Charged Signup and view all the answers

Required signals shall not be interrupted or delayed by more than _______ as a result of a primary power failure.

10 seconds Signup and view all the answers

A self-restoring supervisory signal shall be visually and audibly indicated within _______.

90 Seconds Signup and view all the answers

An engine driven generator for public fire alarm reporting system __________.

Shall be tested weekly Signup and view all the answers

The temperature classification a heat-sensing fire detector with a green color code means __________.

very extra high Signup and view all the answers

The standard fire alarm evacuation signal is a _________ temporal pattern.

three pulse Signup and view all the answers

Smoke detectors mounted on a flat ceiling shall be no closer than _______ from the surface wall.

4 inches Signup and view all the answers

Smoke detectors are required to be installed within _________ of a peaked ceiling.

3 Feet Signup and view all the answers

_ is the color classification for heat detector rated at _.

Blue; 275F Signup and view all the answers

_______ smoke detector is required for a room with a level ceiling of 900 sq.ft. or less.

One Signup and view all the answers

Pressure tank signal shall be initiated when the water level falls or rises ______ inches.

three Signup and view all the answers

Study Notes

Alarm System Responsibility and Maintenance

Property owner is responsible for testing and maintaining alarm systems.
Supervising stations must maintain records of signals from maintenance, inspections, and testing for 36 months.

Testing Requirements

Manual fire alarm pull stations must be tested annually, as per NFPA 72.
Water flow switches should be tested quarterly.

Standards and Codes

Installation of audible and visible notification appliances is governed by NFPA 72, Chapter 7.
Combination systems utilize components with non-fire signaling systems.

Smoke Detectors

One smoke detector is required for rooms with level ceilings of 900 square feet or less.
Smoke detectors must be installed within 3 feet of a peaked ceiling.
Smoke detectors mounted on flat ceilings should be no closer than 4 inches from the surface wall.

Power Supply and Standby Requirements

Fire alarm systems providing general emergency voice communication require 24 hours of standby power and 15 minutes of alarm power.
Fire alarm systems for general evacuation also need 24 hours of standby power, followed by 15 minutes of alarm power.
Engine-driven generators dedicated to fire alarms must comply with NFPA 110 and be tested weekly.

Signal Types and Definitions

An initiating device generates the transmission of change of state conditions.
A supervisory signal indicates the need for action related to equipment or maintenance features of related systems.
A self-restoring supervisory signal must be visually and audibly indicated within 90 seconds.

Timing and Responses

Trouble signals and their restoration should be indicated within 200 seconds.
Coded alarms must transmit not less than three impulses per complete round.
Required signals must not be lost or delayed by more than 10 seconds due to primary power failure.

Heat Detector Classifications

A heat-sensing fire detector with a green color code classifies as very extra high temperature.
The classification for heat detectors rated at 275°F is indicated by a blue color.

Additional Information

Rechargeable batteries for fire alarm systems can be trickle or float-charged.
Pressure tank signals are initiated when the water level changes by three inches.

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Description

This quiz covers the essential responsibilities and maintenance protocols for fire alarm systems, focusing on testing requirements, NFPA standards, and smoke detector installation guidelines. Ensure you understand the various codes and the significance of proper maintenance to enhance safety and compliance.