Mount the wall plate in an electrical outlet box or use a surface mount box sold separately.
Fire alarm door holder wall mounting kit.
In the event of a power failure they release the door to a closed position to keep the facility secure.
The sentronic 7800 series magnet releases when the fire alarm panel enters an alarm condition and the electrical current is interrupted allowing the door to perform manually until power returns.
Depending on your fire alarm installation you may need to install a magnetic door holder at the location of each fire door.
A magnetic door holder is a relatively simple device that when powered typically by 24vdc or 120vac will create a magnetic pull.
When activated by a fire alarm the magnet shuts off and releases the door.
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.
Doors may be manually closed or opened when the door holder is energized.
These door holder releases have a holding force of approximately 25 lbf 111n.
Mount the wall plate in an electrical outlet box or use a surface mount box sold separately.
The tri voltage design provides 35 pounds of holding force.
Door closer is required to close door.
In the event of a fire emergency the fire alarm control panel or other compatible control means will release the magnet allowing the door to close to prevent the spread of smoke.
For use with doors that already have a closer these holders keep doors open with an electromagnet.
The electromagnetic door holder from edwards signaling holds doors open until released by a fire alarm system remote smoke detector or other switching device.
The device holds a door open while energized.
Wire these holders directly into your fire alarm system.
Miscellaneous r11746 mea 447 00 e 3550 0075 173 california state fire marshal bsa 750 76 sa.
Multiple mounting options semi flush wall mount for shallow box.
The magnet is fail safe and will hold the door until the current is interrupted.
800 627 3473 toll free fax.
They provide a high holding force.
All are reversible for right or left door swing directions.
When de energized by a relay controlled by the fire alarm system or other switch the door is released to a closed position checking the spread of smoke and flames.
The magnetic portion of this device is installed on the wall that meets the open fire door now to tie this whole concept together you will.
Fail safe operation power failure releases door to a closed position.
Electromagnetic door holders and releasers keep doors open until they are released by fire alarm systems remote smoke detectors or other switching devices.
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.
When activated by a fire alarm the magnet shuts off and releases the door.
For more information contact fire lite alarms one fire lite place northford connecticut 06472.
