M838-BW4U - M838-BW4U hold-open with override

Application

While power is applied, these devices hold the door open to permit free passage. When triggered, they release, allowing the door to shut. The hold-opens may be linked to a fire alarm system to close automatically in case of emergency, preventing the spread of smoke through the building.

 

Supplied with 838-3 armature plate.

Specification

Surface mounted hold-opens with adjustable height.

May be converted to floor or wall mounting. Activated by alarm system, remote switch or manual override button (included). DC only.

Distance from wall: 395mm
Distance from floor: 350mm

Holding force: 800N (80kg)

Replaces M1370/30 and M1380/30.

Finish

EN 50081-1
EN 50081-2
EN 60529
EMC 89/336/EEC

 

Standards