The afcb fire door release device is designed to be used in conjunction with a standard commercial door operator to provide a fully automated door closing system.
Automatic fire door release.
Upon release of the hold open mechanism the leaf becomes self closing.
This 120vac device can power up to four smoke detectors and two horn strobes or speaker strobes.
Or the actuation of an alarm by a manual fire alarm call.
The detection of smoke by an automatic detection.
Fire door release devices in case of an emergency it s critical to have equipment you can count on.
Doors are automatic and self closing through an isolating governing release system rated 4 3 1 1 2 3 4 or oversized certificate.
No matter what the automatic means of smoke fire detection you use the release of one or more smoke doors is usually accomplished through an electromechanical device that holds the doors open until smoke is detected.
All automatic door releases should be triggered by each or any of the following.
When detection occurs the result is the mechanical or electromagnetic release of the door s.
The release device is designed so that the leaf instantly releases manually and upon release becomes self closing or.
Liftmaster s fire door release devices provide the ultimate reliability exactly when it s needed.