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CN Walker Operations A

From FireAlarmPedia
System Specifications
FACP: Simplex 4100U
FACP Location: Main Hallway
System Type: Single-Stage Hybrid-Addressable
System Line Voltage: 120VAC
NAC Voltage: it is)
System Coding: Continuous
Strobes Synchronized: No
Date of last known Upgrade: N/A
Most Recent Known Modification: 2008, Some Devices + FACP
Year Opened: 1980

Canadian National is a railway headquartered in Montreal, Quebec. This page will cover the Walker Yard Operations Building A, located at 10229 127 Ave NW, in Edmonton, Alberta, Canada. The building was built in 1980, and the fire alarm system is mostly original.

System Specifications

FACP

The building is protected by a Simplex 4100U hybrid-addressable fire alarm system. The panel is located in the main hallway. The system runs Simplex's IDNet addressable protocol, and the system coding is continuous.
This panel is connected to the panel in Operations B via a 4120 network, and replaced an Edwards Custom 6500 in 2008.

Booster Panels

There is a Simplex 4009 booster power supply in the generator room.

Notification Appliances

Most notification appliances are Edwards "Durabel" 6100D vibrating bells (6" gong).
Some areas have Edwards 439D-6AWC vibrating bells (6" gong).
There are Mircom BL-6B motor bells (6" gong) throughout the third floor.
There is an Edwards 439D-10AWC vibrating bell (10" gong) by the FACP.
There is an Edwards 439D-6AW vibrating bell (6" gong, gray) in the mechanical room.
There is a Wheelock MT-12/24R remote horn (red, set to horn) inside the generator room, and a Wheelock MTWP-2475-WR weatherproof horn/strobe (red, 175cd, set to horn) outside the generator room.
Generator room devices will only sound if a device is activated in the generator room.

Initiating Devices

Pull Stations

Most pull stations are Edwards 274-111 conventional single-action pull stations.
Some areas have Edwards 270-SPOE conventional single-action pull stations (installed in 1995).
There is one Edwards 270-SPO conventional single-action pull station on the fifth floor, original to the building.
There are Mircom MS-401 conventional single-action pull stations throughout the third floor.
There is a Simplex 4099-9001 addressable single-action pull station in the generator room.

Automatic Detection Devices

There are Edwards 281C conventional 135°F fixed-temperature/rate-of-rise heat detectors in most rooms.
There are System Sensor 5601A conventional 135°F fixed-temperature/rate-of-rise heat detectors as deficiency replacements.
There are Edwards 281A conventional 135°F fixed-temperature/rate-of-rise heat detectors in all stairwells, with an Edwards 281B-PL conventional 135°F fixed-temperature/rate-of-rise heat detector in the north stairwell as a deficiency replacement.
There are Edwards C2M-PD conventional photoelectric smoke detectors at the top of each stairwell.
There is a System Sensor 2151A conventional photoelectric smoke detector in the elevator machine room.
There is a System Sensor "InnovAir Flex" D2A conventional photoelectric duct smoke detector on the rooftop unit.
There is a Simplex 4255-54 conventional 200°F fixed-temperature heat detector in the generator room, wired to a Simplex 4090-9001 addressable monitor module; the EOL is located inside the heat detector.

Modules

There are Simplex 4090-9001 addressable monitor modules supervising the preaction panel's alarm and trouble contacts.

EOLs

There are Simplex 2081-9040C end of line resistor plates on all conventional and signal circuits.