Unit 1 Flashcards
Which continent had the highest death rate per capita due to fires
North America
The national building code may be adopted or enacted for legal use by any jurisdictional authority in Canada. True or false
True
Any structure used or intended for supporting or sheltering any use or occupancy is called
A building
The national building code defines a fire detector as
Both a heat detector and a smoke detector
Upon arrival to a fire call at a high rise, the responding fire service will:
Check the annunciatior to determine the location of the fire
A fire detection device is categorized as
Initiating
2 basic types of construction are
Combustible and non-combustible
If a fire begins in a closed room and burns quickly, what might the result be
Rapid rise of pressure in the room
The national building code provides specific information regarding how to install a manual station. True or false
False
What is a device used to indicate sound output of the alarm called
Audible signal device
What are fire separations placed in a building for
To impede the spread of fire and toxic gases
Sources of ignition include
Flame
Electric arcs
Radiation
The Canadian electrical code is published by
The Canadian standards association
The exponential growth of a fire can double its size every 3 minutes. Why?
Only 10% of the heat generated by a fire is needed to sustain its growth
A firewall is
A basement to roof fire separation between dwelling units
NFPA 921 defines fire as
A rapid oxidation process with the evolution of light and heat as varying intensifies
Is smoke exceedingly suitable for early detection of fire
Yes
The term spatial separation means that a building has been divided into several fire compartments designed to isolate the fire for a rated length of time. True or false
False
The occupant load is
The number of persons for which the building or area is designed
Minimum code requirements relating to the health and fire safety of occupants depend only upon the calculated occupant load. True or false
False
The national standards council of Canada develops and publishes CAN/ULC-5524 installation of fire systems. True or false
False
The 3 attributes of a building that will determine whether or not a fire alarm system is required are
Use
Occupant load
Height
How can fire be defined
Rapid oxidation of elements composed of carbon/hydrogen compounds
What are the fire tetrahedron components
Fuel, heat, oxidizing agent and uninhibited chemical chain reaction
A stairwell In a higher building will have a pressurization fan that turns on in a fire emergency to clear the stairwell of smoke. This is considered to be an
And ciliary fire alarm control panel type function
A device that initiates an alarm condition when actuated manually remains in the operated condition until it has been reset to normal using a special tool called called
A manual station
ULC standard writing committees are made up of industry people who
Volunteer their time
The type of fire alarm system in which each manual station is equipped with a key switch that can be used to initiate the alarm evacuations signal is a
Two stage system
You will see is involved with
Product investigation and listing
Standards writing
Service company certification
The document that contains information that allows a building designer to determine whether or not a fire alarm system is required in a particular building is
The national building code
The national fire code in indicates it is whose responsibility for carrying out the provisions contained with the code
The building owner
The type of fire alarm system that upon the operation of any manual station, waterflow detecting device, or fire detector, causes an alarm signal to sound on all audible devices in the system is referred to as
A single stage system
The national building code mandates that smoke detectors she’ll be installed in
Each room in a contained use area
Each exit stair shaft
Each elevator machine room
The ULC Publish standard for the installation of fire alarm systems in Canada is
CAN/ULC-5524
Smoke detection using the optical technique that uses either the principal of obstructed visibility or that of scattering light by smoke particles is referred to as
Photo electric
Which organization has oversight of ULC
The standards council of Canada
In most cases who will the AHJ be
The local fire or building department
The first national fire code was published in what year
1963
The national fire code includes requirements for
Maintenance of fire safety equipment
Fire safety plans
Standards for fire prevention
Set of rules or principles that is legislated into law is referred to as
Code
A component to visually indicate the status of a fire alarm system is called
The annunciatior
What is important for fire alarm installers and technicians to understand
The low sound transmission characteristics of a well constructed fire separation
The first national building code was published in what year
1941
The organization office or individual responsible for approving installation, a procedure, or equipment is called
Authority having jurisdiction
One of the building code definitions of a high building is
An apartment building that is 22 m in height
If a wire breaks in a class a circuit will the devices still be able to function
Yes
How will a break in a fire alarm System circuit be annunciated
As a trouble condition
What is the most important role of a fire alarm panel
To recognize and enunciate a circuit fault
Metallic continuity in a circuit means that the wire gauge never changes true or false
False
Speakers in residential occupancy’s shall have an SPL of at least what in common areas
65 dba
And addressable fire alarm system relies on simple changes in electrical current flowing in the initiating circuits to create alarm or trouble conditions. True or false
False
A device used to manually Initiate a fire alarm signal is a
Manual station
Does the garbage chute have to be annunciated as a separate zone
Yes
The aspirating smoke detection system does what
Analyzes air drawn into a sampling chamber via sampling tubes
The most common automatic extinguishing system is a
Water-based sprinkler system
Who is responsible for maintaining adequate documentation of tests inspections and correct of actions relating to the fire alarm system
The building owner
What shall an enclosed stairwell exceeding 18 m in height have
More than one smoke detector
Will be annunciated as a separate zone
May have a pressurization fan
Where is the beam detector often found
In large open spaces
Were spot type smoke detectors would have limited effectiveness because of ceiling height
At various heights in an office buildings atrium
A deluge type sprinkler System is activated by the fusing of a sprinkler head. True or false
False
In a class B circuit, How many terminations are in the control panel
2
Which document dictates the spacing between detectors, the placement of audible and visual signals, and refers to the electrical code to ensure correct wire gauges are used
CAN/ULC-S524
Of greatest interest to the fire alarm technician the standard referenced by the fire code is
CAN/ULC-S536
Waterflow detecting devices do what
Initiate an alarm condition if activated
Fire alarm in perfect working condition has been initiated by a third-floor manual station. The signals have been silenced and no other change has been made to the display or the control switches. On the fire alarm panel at least how many LEDs will be lit
4
Software in addressable control panel is considered to be building specific in what ways
In that it makes up the control matrix governing input and output devices
In the conventional take the fire alarm system and interruption in an Initiating circuit will
Cause current to cease with a resulting trouble condition
Buildings that require an emergency voice communication system will also have a means wear a fire fighter can communicate directly with the fire alarm system operator. This is referred to as the
Central alarm control facility
How is a sprinkler water flow switch annunciated
As a separate zone with a red LED
Building owner is responsible for ensuring that the buildings life safety and health systems are maintained in accordance with the requirements of what
The fire code
Accidental activation of a deluge type sprinkler system Could result from what
Incompetent testing fire detectors
When the building code talks about a contained use area this usually refers to a storage room for hazardous materials. True or false
False
An ancillary device connected to the fire alarm control panel is a
Relay
A sprinkler head is connected to the fire alarm control panel in order to initiate an alarm condition. True or false
False
The type of sprinkler system that contains compressed air above the clapper is called
A dry pipe system
The national building code clearly states that addressable type systems must be in a group C occupancy. True or false
False
When any circuit is bypassed we expect to see
The bypass LED and the system trouble LED both on yellow
What document requires a fire alarm system to be installed in the hospital
The building code
The non-deluge type sprinkler head is held closed by
A fusible link or glass bulb
With respect to the class B style circuit is it suitable for conventional initiating circuit
Yes
If the building has a sprinkler system and a fire alarm system which must be monitored by the fire alarm system
The sprinkler system
Are duct smoke detectors annunciated individually
Yes
Data Communication link refers to the circuit that connects addressing and addressable services to the control panel it is also referred to as
The signal line circuit
The fire alarm system and the smoke control system in the building cannot be interconnected in anyway. True or false
False
The sprinkler system in an art museum would typically be which
A pre-action system
The class a style circuit applies to which circuits
Both addressable and conventional types
We refer to the separation between an existing building and another building as
And unprotected separation
The technician can trust the information in the fire safety plan as being correct because
FS peas are reviewed and updated and AHJ approved regularly
The design engineer for fire alarm system has indicated heat detectors will be installed in the kitchen of a five star hotel but has not specified the type. The installer would be wise to select
Fixed temperature only non-restorable fusing at 200°
A team of technicians has just begun the annual inspection in a residential building almost immediately the fire service is on site this is
Probably because there was no call to advise the FSRC this work was being done
How long of a notice do you need before beginning annual inspection
48 hours
The three separate and distinct signals that can be sent to the FSRC from the fire alarm control panel are
Fire alarm, system trouble, sprinkler supervisory
What section of the Canadian electrical code should be familiar to the fire alarm installer
Section 32
In the event there is a conflict of interpretation with respect to a code or a standard requirement who’s going to make the decision
AHJ
Is the installing contractor able to perform the verification of a fire alarm system
Yes
How will the technician know a smoke detector is installed above ceiling tile
I have flashing LED mounted on a metal or plastic plate mounted to the underside of the tile
The latest installation standard published by the ULC
CAN/ULC S524-14
The fire code requires that a fire alarm technician has received training acceptable to
AHJ
A small hospital with less than 25 beds does not have to have its fire alarm system monitored at a fire signal receiving centre true or false
False
According to the S536 standard, the monthly inspection routine includes testing the devices while
The system is running on standby batteries
Ceiling mounted smoke detectors will have their sensitivity level printed on the labelled affixed to the unit. The unit of measure is called
Percent of obscuration per foot
The reporting forms sometimes referred to as the verification or inspection checklist provide a guide for the execution of these important processes and samples of these documents are available to the technician has found in
The appendices for S536 and S537
And approve fire safety plan is required by
The fire code
The FSRC Operator will always call the premises from where a fire alarm signal was received to make sure that it is legitimate
False
The minimum distance between spot type smoke detectors in the meeting room of a hotel is
450 millimetres
The way in which input device signals and ciliary relays and annunciators in a fire alarm system interact is described in detail where
In the sequence of operation
The installation of the fire alarm system will have oversight by who
A master electrician
Some fire detectors will be installed closer together depending on the characteristics of the ceiling design several examples are pictorially available where
In the appendix of S524
When are the spacing and heights of installed fire detectors confirmed
As part as of the verification
Annual inspection of wet sprinkler water flow timers will be recorded
In the remarks field of the individual device record
The HJ wants to know if regular monthly inspections are being carried out and women shelter this will be evident in we’re
The system logbook
The verification report including addendum’s must be kept by the owner for how long
For the life of the building
Monthly test of a fire alarm system requirements are detailed in
ULC standard S536
Monthly test of the fire alarm system may be performed by
The building owner or a owners agent
CFA a registered technician
A person familiar with the system operation
The fire safety plan will be of help to the fire alarm technician by detailing what
The requirements for when firewatch must be put in place
