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CAN/ULC-S524-06Installation of Fire Alarm SystemsAmendment 1
Canadian Fire Alarm Association (CFAA)D. GOODYEAR FIRE CONSULTING
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D. GOODYEAR FIRE CONSULTING
AMENDMENT 1
CAN/ULC-S524
PUBLISHED February 2011
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D. GOODYEAR FIRE CONSULTING
WHY• Clarifications• New requirements (Technology changes)
• Minor Corrections
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D. GOODYEAR FIRE CONSULTING
SCOPE
• Voluntary Installations• Clarification• Installation of Fire Alarm Systems APPLIES
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D. GOODYEAR FIRE CONSULTING
SCOPE
• Voluntary Installations• Scope note
This standard is intended to apply to both required and voluntaryfire alarm installations.
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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
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D. GOODYEAR FIRE CONSULTING
POWER BUSSES
• Is this a BIG change?
YES
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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.
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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.
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D. GOODYEAR FIRE CONSULTING
FIBRE OPTICS
• Fibre Optics
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D. GOODYEAR FIRE CONSULTING
FIBRE OPTICS
• Fibre Optics Cables shall be provided with mechanical protection similar to electrical conduit as in CEC Section 32
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D. GOODYEAR FIRE CONSULTING
FIBRE OPTICS
• Fibre Optics Cables shall be• DEDICATED to fire alarm• Each junction access enclosure marked
“FIRE ALARM”
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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.
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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.
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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.
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D. GOODYEAR FIRE CONSULTING
SMOKE CONTROL PLANS
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D. GOODYEAR FIRE CONSULTING
STAND ALONE SYSTEMS
• DELETED• Requirement to maintain
SYNCRONIZATION in the stand alone.
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D. GOODYEAR FIRE CONSULTING
CONTROL OF VISIBLE SIGNALS
• When should Visible signals (strobes) turn off?
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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”.
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D. GOODYEAR FIRE CONSULTING
+ALARM
SIGNAL SILENCE +
NOT AN OPTIONSignals Must
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D. GOODYEAR FIRE CONSULTING
DUCT SMOKE DETECTORS
Duct smoke detector sampling tubes MAY be mounted vertically
in the duct at the top.
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D. GOODYEAR FIRE CONSULTING
DUCT SMOKE DETECTORS
Duct smoke detector sampling tubes MAY be mounted vertically
in the duct at the top.
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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
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D. GOODYEAR FIRE CONSULTING
DEMARKATION TERMINAL BOX.
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D. GOODYEAR FIRE CONSULTING
DEMARKATION TERMINAL BOX
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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.
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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.
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D. GOODYEAR FIRE CONSULTING
SPOT TYPE FIRE DETECTOR SPACING FIGURE 9
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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
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D. GOODYEAR FIRE CONSULTING
SPOT TYPE FIRE DETECTOR SPACING FIGURE 9
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Dave Goodyear
D. GOODYEAR FIRE CONSULTING