Tysons Station

System Specifications
FACP: ADT EST3 FACP Location: Fire Equipment Room System Type: Addressable System Line Voltage: 120VAC NAC Voltage: 70.7VRMS (Audible) 24VDC (Visual) System Coding: Slow Whoop + Message Strobes Synchronized: Yes, System Sensor Date of last known Upgrade: N/A Year Opened: 2014

Tysons Station is a WMATA train station located at 1943 Chain Bridge Rd, Tysons, VA. The station was built in 2014, and the fire alarm system is original.

System Specifications (2014-present)

FACP

The station is protected by an ADT EST3 addressable fire alarm system. The panel is located in the fire equipment room. The system runs ADT’s Signature addressable protocol, and is equipped with voice evacuation. The evacuation signal is slow whoop with the default EST3 voice message.

Annunciators

There is an ADT EST3-LCDANN annunciator in the station manager’s office.

Notification Appliances

All System Sensor notification appliances are from their “SpectrAlert Advance” line of products.
Most audible notification appliances are System Sensor SPCWK weatherproof speakers (white, ceiling-mount).
These are usually mounted next to System Sensor SCRK weatherproof remote strobes (red, ceiling-mount, set to 75cd).
The open platform part has Atlas Sound AP-15TU UL-listed paging horn/speakers (gray, 15 watts), with System Sensor SRK weatherproof strobes (red, wall-mount, set to 75cd).

Initiating Devices

Pull Stations

All pull stations are ADT ADT-278 addressable dual-action pull stations.

Automatic Detection Devices

There are ADT ADT-PS addressable photoelectric smoke detectors in all elevator lobbies, mounted on EST SIGA-SB bases.

Bonus Information

The fire alarm system also doubles as the public address system. Station announcements are transmitted via the fire alarm speakers.

Notable Activations

In February 2015, the fire alarm system was activated and was caught on film going off.