Fire Alarm Door Release Relay

Tutorial para sa relay module ng fire alarm.

Fire alarm door release relay.

Integrating fire alarm control using direct wiring. 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. The use of 120vac smoke alarms for the automatic release of smoke doors in a facility was once a common method of smoke control. The door release module is an interface designed to enable eaton s addressable fire alarm systems to work in tandem with door holders retainers.

In this next section you will learn why. To prevent transient voltage spikes from burning out the control relay contacts an auxiliary relay with big contacts should be installed between the fire alarm control relay and the door holders. Relay module 55 043 provides two sets of form c dry relay contacts that switch together one dpdt relay. 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.

The door access control reader and the electric lock can be wired to the fire alarm in a number of different ways. The module is compatible with fike s cyber cat and cheetah xi intelligent control panels. According to section 5 14 6 3 when smoke alarm units are used to release doors they must be listed for smoke control. These contacts can be used to control external appliances such as dampers fans door holders etc.

Today open area smoke detectors are most often used.