Fire Alarm Door Release Relay

We can use a relay to drop power to the electric lock or use an ip device that drops power using the network connection or add a power control box that drops power when the fire.

Fire alarm door release relay.

It ensures that in the event of a fire or a fault on the fire alarm system any doors that are. In this next section you will learn why. Developed to be compliant with the bs 7273 4 2015 code of practice for the fail safe operation of door release mechanisms and door holders. Then the auxiliary relay takes the voltage spike and the fire alarm control relay only has to turn off the auxiliary relay.

Integrating fire alarm control using direct wiring. Tutorial para sa relay module ng fire alarm. The use of 120vac smoke alarms for the automatic release of smoke doors in a facility was once a common method of smoke control. These contacts can be used to control external appliances such as dampers fans door holders etc.

The door release module is an interface designed to enable eaton s addressable fire alarm systems to work in tandem with door holders retainers. Today open area smoke detectors are most often used. Relay module 55 043 provides two sets of form c dry relay contacts that switch together one dpdt relay. Schematic diagram showing how to land the wires when using an auxiliary.

The door access control reader and the electric lock can be wired to the fire alarm in a number of different ways.