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CAN/ULC-S524-06Installation of Fire Alarm SystemsAmendment 1
Canadian Fire Alarm Association (CFAA)D. GOODYEAR FIRE CONSULTING
D. GOODYEAR FIRE CONSULTING
AMENDMENT 1
CAN/ULC-S524
PUBLISHED February 2011
D. GOODYEAR FIRE CONSULTING
WHY• Clarifications• New requirements (Technology changes)
• Minor Corrections
D. GOODYEAR FIRE CONSULTING
SCOPE
• Voluntary Installations• Clarification• Installation of Fire Alarm Systems APPLIES
D. GOODYEAR FIRE CONSULTING
SCOPE
• Voluntary Installations• Scope note
This standard is intended to apply to both required and voluntaryfire alarm installations.
D. GOODYEAR FIRE CONSULTING
POWER BUSSES
• A very significant change• Concern is system survivability• Keeps with the philosophy of 4.2.7• As significant as Fault Isolators on Data
Communication Links
D. GOODYEAR FIRE CONSULTING
POWER BUSSES
• Is this a BIG change?
YES
D. GOODYEAR FIRE CONSULTING
POWER BUSSES
• A fault including a fault caused by fire, on a power buss could result in loss of that function on more than one fire zone.
• APPLIES TO MANY SITUATIONS INCLUDING:• POWER TO DISTRIBUTED AMPLIFIERS,• POWER TO 4- WIRE SMOKE DETECTORS,• POWER FROM ADDER POWER SUPPLIES TO STROBES.
D. GOODYEAR FIRE CONSULTING
POWER BUSSES
• Where a Power Buss Circuit serves more than 1 Floor
• A fault on one zone (open, short or ground)
• Shall not prevent normal operation of input or output field devices in more than one fire alarm zone.
• A class A circuit with fault isolation modules or equivalent shall be used.
D. GOODYEAR FIRE CONSULTING
FIBRE OPTICS
• Fibre Optics
D. GOODYEAR FIRE CONSULTING
FIBRE OPTICS
• Fibre Optics Cables shall be provided with mechanical protection similar to electrical conduit as in CEC Section 32
D. GOODYEAR FIRE CONSULTING
FIBRE OPTICS
• Fibre Optics Cables shall be• DEDICATED to fire alarm• Each junction access enclosure marked
“FIRE ALARM”
D. GOODYEAR FIRE CONSULTING
FIBRE OPTICS
• EXCEPTION:• Where multiple strand Fibre Optics
Cables are not dedicated to fire alarm,the fire alarm system shall continue to function despite any impairment of other systems that share the cable.
D. GOODYEAR FIRE CONSULTING
SMOKE CONTROL SYSTEMS
• Interface to or programming of smoke control systems cannot be checked or confirmed if the Smoke Control operation is not known.
• Documentation MUST be provided at the time of fire alarm installation.
D. GOODYEAR FIRE CONSULTING
SMOKE CONTROL SYSTEMS
• Sequence of smoke control operation.• Diagram of type and location of all
smoke control equipment (fans, dampers, etc.)
• Identify building areas smoke control serves.
• Documentation to be maintained on site.
D. GOODYEAR FIRE CONSULTING
SMOKE CONTROL PLANS
D. GOODYEAR FIRE CONSULTING
STAND ALONE SYSTEMS
• DELETED• Requirement to maintain
SYNCRONIZATION in the stand alone.
D. GOODYEAR FIRE CONSULTING
CONTROL OF VISIBLE SIGNALS
• When should Visible signals (strobes) turn off?
D. GOODYEAR FIRE CONSULTING
CONTROL OF VISIBLE SIGNALS
• Visible signals (strobes) are intended to supplement audible signals.
• Visible signals MUST turn off when “Signal Silence” occurs.
• Visible signals such as “Fire Do Not Enter” turn off at “Reset”.
D. GOODYEAR FIRE CONSULTING
+ALARM
SIGNAL SILENCE +
NOT AN OPTIONSignals Must
D. GOODYEAR FIRE CONSULTING
DUCT SMOKE DETECTORS
Duct smoke detector sampling tubes MAY be mounted vertically
in the duct at the top.
D. GOODYEAR FIRE CONSULTING
DUCT SMOKE DETECTORS
Duct smoke detector sampling tubes MAY be mounted vertically
in the duct at the top.
D. GOODYEAR FIRE CONSULTING
CONNECTION TO A MONITORING SYSTEM
• Connections to a Fire Receiving Centre transmitter must be at a DEMARKATION TERMINAL BOX.
• The Demarcation Terminal Box • must have a minimum of 12 terminals,• must be located in the same room as the
fire alarm control unit,• must be labelled “FIRE ALARM
DEMARKATION
D. GOODYEAR FIRE CONSULTING
DEMARKATION TERMINAL BOX.
D. GOODYEAR FIRE CONSULTING
DEMARKATION TERMINAL BOX
D. GOODYEAR FIRE CONSULTING
CORRECTIONS
• TABLE 7 Corridor Spacing Allocation for Ceiling or Wall-Mounted Light Output for Wall-Mounted Visible Signal Devices CHANGED REFERENCE TO CLAUSE 5.4.5.13.
• TABLE 6 Light Output for Ceiling-Mounted Visible Signal Devices for Various Room Sizes CHANGED REFERENCE TO CLAUSE 5.4.5.10.
D. GOODYEAR FIRE CONSULTING
CORRECTIONS
• TABLE 5 Light Output for Wall-Mounted Visible Signal Devices for Various Room Sizes ADDED REFERENCE TO CLAUSE 5.4.5.7 AND DELETED WORD “DETECTOR FROM TITLE.
• FIGURE 3 Room Spacing for Wall-Mounted Visible Signal Devices CHANGED REFERENCE TO CLAUSE 5.4.5.9 ADDED REF TO 5.4.5.7.
D. GOODYEAR FIRE CONSULTING
SPOT TYPE FIRE DETECTOR SPACING FIGURE 9
D. GOODYEAR FIRE CONSULTING
SPOT TYPE FIRE DETECTOR SPACING FIGURE 9
RATED SPACING 9.1 m
Area of coverageRadius 0.7 x 9.1= 6.4m
In irregular shaped roomsall areas must be within 6.4m
Narrow rectangular areasmust fit within the circlebut if 3.1 m wide could have a spacing of 12.5m
D. GOODYEAR FIRE CONSULTING
SPOT TYPE FIRE DETECTOR SPACING FIGURE 9
Dave Goodyear
D. GOODYEAR FIRE CONSULTING