Magnetic Locks For Fire Doors

This includes the access control lock or fire exit hardware power transfer door position switch or any other component mounted on the door or frame.

Magnetic locks for fire doors.

There are additional sections that apply to delayed egress locks controlled egress locks in health care facilities stairwell reentry and fail safe locks on elevator lobby doors nfpa 101 only. The sdc electromagnetic lock is suited for interior doors perimeter exit doors and entrances that require failsafe emergency release capability compatible with any access control system sdc 1500 series magnetic door locks meet the demands of security professionals and the most rigorous building and fire life safety codes in the world. Magnetic locks also called maglocks or mag locks can offer here a solution. Magnetic locks use a strong electrically powered electromagnet to hold the door closed.

Electromagnetic locks maglocks stairwell re entry. Mag locks on fire doors because electromagnetic locks do not have an active latchbolt and because many of them can be installed by drilling holes that are 1 inch diameter or less allowed by nfpa 80 as a job site preparation i have frequently been asked these two questions. Any product used as part of a fire door assembly must be listed for that use. The first modern direct pull electromagnetic lock was designed by sumner irving saphirstein in 1969 for initial installation on doors at the montreal forum fire concerns by local authorities in locking the doors at the forum prompted management to find a locking solution that would be safe during a fire incident.

If the power fails or is interrupted by a fire alarm signal the magnet loses power and releases the door which can then be opened. We also offer a 2000 lb shear lock which provides both a magnetic and mechanical connection. With no moving parts to bind or wear out the security. The most common miss reading of these codes that we see is ahcs using the code for elevator lobby hold open magnets.