Magnetic Locks On Exit Doors

Nfpa emergency exit door requirements for locks.

Magnetic locks on exit doors. For a range of other access. There are two main types of electric locking devices. Doors are laid out so that they can be opened from the outside when the building is occupied. And one that can be easily used at all light levels.

The most common miss reading of these codes that we see is ahcs using the code for elevator lobby hold open magnets. And of course the maglocks can be released automatically by a fire alarm system in case of fire. Key fobs and card reader units release switches digital keypads and emergency break glass units. 1008 1 4 4 access controlled egress 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. An electromagnetic lock magnetic lock or maglock is a locking device that consists of an electromagnet and an armature plate. Any product used as part of a fire door assembly must be listed for that use. Electromagnetic locks maglocks stairwell re entry.

The maglock devices are powered by a 12v power supply. Magnetic door lock kits can include the following release methods. Locking devices can be either fail safe or fail secure. This could be panic hardware or a latchset with a request to exit rx switch or a bar with an electronic touch sensor.

A fail secure locking device remains locked when power is lost. For instance a latch or some other fastening device is a requirement for doors with a simple releasing device.