Fire Alarm Door Lock Release

In a nutshell fail safe locks work in such a fashion that when operating power to the locks fail they automatically release the door.

Fire alarm door lock release.

Key fobs and card reader units release switches digital keypads and emergency break glass units. On the fire alarm side you would need a control relay to intercept a switch leg of power to the door holder circuit as well as an initiating device such as a smoke detector to activate the relay. These fire rated door holders have an energized coil which creates a magnet strong enough to hold the self closing fire rated doors in the open position. The locks should release on a power failure.

And of course the maglocks can be released automatically by a fire alarm system in case of fire. The dorgards are great by the way but if the spec is magnetic door retainers they may want them as opposed to dorgards but if its high end property which a flat worth 3 5 mill is id expect a proper fire alarm in tbh a 2 zone panel is cheap enough and will give you the felxibility you need and give you extra income on repairs and servicing. Actuation of the fire alarm. Magnetic door lock kits can include the following release methods.

The maglock devices are powered by a 12v power supply. The new sections allow the electromagnetic lock to be released by a door mounted release device i e. 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 alarm system detects a fire. Panic hardware touch sense bar or latch set with an integral switch which has an obvious method of operation under all lighting conditions and can be operated with one hand.

Activation of the building fire alarm or automatic sprinkler system where provided and the door must remain unlocked until the fire protection system has been reset. Also when integration takes place the fire alarm system will cause the electric locks to release when a fire is detected. Loss of power to the lock. With the addition of section 1008 1 9 8 electromagnetically locked egress doors the door mounted release device can be used instead of the sensor and emergency push button.

These will normally be in the form of a break glass unit positioned adjacent to the door. Suitable emergency disconnection arrangements should be provided at each locked door on the exit route. A manual unlocking device typically a push button that is located 40 to 48 inches above the floor and within 5 feet of the door. The door access control reader and the electric lock can be wired to the fire alarm in a number of different ways.