Pull on the door to release.
Magnetic door holder chain.
Magnetic floor mount door holders.
Electromagnetic door holders and releasers keep doors open until they are released by fire alarm systems remote smoke detectors or other switching devices.
It will bridge the gap from the open door to where the magnet is mounted.
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.
In the event of a power failure they release the door to a closed position to keep the facility secure.
Door holders are normally energized to magnetically hold doors open.
This is extremely useful in long hospital hallways and corridors.
These door holder releases have a holding force of approximately 25 lbf 111n.
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Likewise the magnetic fire door holder can be used on fire or smoke barrier doors held open until released by a remote switching device.
When activated by a fire alarm the magnet shuts off and releases the door.
For use with doors that already have a closer these holders keep doors open with an electromagnet.
A magnet holds the door open.
They provide a high holding force.
Automatic and magnetic door holders keep doors open to allow people to pass through entryway.
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These closers include a door holder which keeps doors open with an electromagnet.
The chain keeper is a very flexible solution to awkward mounting and can be used where the door will not open back to the wall.
Wire these holders directly into your fire alarm system.
All are reversible for right or left door swing directions.
The chain keeper enables a wall mounted electromagnetic fire door holder to be used even when the door will not open fully to meet the magnet.
These door holders mount to a floor or wall near the door and can be engaged and released without having to bend down.
Doors may be manually closed or opened when the door holder is energized.
We offer a variety of magnetic door holder and magnetic fire door holder finishes including us28 luma sheen duranodic and gold.
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.
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The device holds a door open while energized.