240FOURTH

System Specifications
FACP: Edwards EST3 FACP Location: Unknown System Type: Two-Stage Addressable System Line Voltage: 120VAC NAC Voltage: 70.7VRMS (Audible) 24VDC (Visual) System Coding: Unknown Strobes Synchronized: Yes, EST Date of last known Upgrade: 2010s Year Opened: 1985

240FOURTH is an office building located at 240 4 Avenue Southwest, in Downtown Calgary, Alberta, Canada. The building opened in 1985, and the fire alarm system was upgraded in the 2010s.

System Specifications (2010s-present)

FACP

The building is protected by an Edwards EST3 addressable fire alarm system. The panel is likely located in a CACF room on the first floor. The system runs Edwards’ Signature addressable protocol, and is equipped with voice evacuation. The system is configured for two-stage operation, however the messages and/or tones are unknown at this time.

Notification Appliances

All notification appliances are Edwards 965-3A-8RW speaker/strobes (white, ceiling-mount, 30cd, 70V).

Initiating Devices

Pull Stations

All pull stations are EST SIGA-270P addressable two-stage single-action pull stations.

Automatic Detection Devices

There are Edwards SIGA-PD addressable photoelectric smoke detectors throughout the building, mounted on EST SIGA-SB bases.

Modules

There are EST SIGA-CT1 addressable monitor modules supervising the sprinkler system's tamper and flow switches.
There are EST SIGA-CR addressable relay modules serving various purposes.
There are EST SIGA-IM addressable isolator modules on all SLCs.

EOLs

There are Edwards EOL-P1 end of line resistor plates on all sprinkler and signal circuits. [[]