When detection occurs the result is the mechanical or electromagnetic release of the door s.
Automatic fire door release.
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.
Fire door release devices in case of an emergency it s critical to have equipment you can count on.
Or the actuation of an alarm by a manual fire alarm call.
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.
All automatic door releases should be triggered by each or any of the following.
Doors are automatic and self closing through an isolating governing release system rated 4 3 1 1 2 3 4 or oversized certificate.
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.
This 120vac device can power up to four smoke detectors and two horn strobes or speaker strobes.
For use with motorized doors incorporating a reversing electric safety edge.
The alpine advantage and benefit alpine s auto fire tite doors ensure security and fire protection and are listed and or classified by.