Fire dampers are installed in ventilation ducts passing through a construction element in order to stop the propagation of fire. The battery assembly is the ideal solution for installations with large dimensions.
Suitable for mounting with axis horizontally.
Fire damper consists of:
Casing made of refractory material
BFLT or BFNT – Belimo spring-return actuator with thermo-electric fuse
ONE T FDCU – RFT spring-return actuator with fusible link
CFTH – simple operating mechanism with fusible link
FCU – end of range switches
FCU+DCU – end and beginning of range switches
UL – inspection shutter
In rigid wall
Fire resistance up to 120 minutes
Certified according to EN 15650:2010, BCCA with identification number 0749
Tested according to EN 1366-2 at 300Pa and 500Pa
Classifications according to EN 13501-3
Air tightness according to EN 1751 class B
BFLT or BFNT – all combinations of dimensions
ONE T FDCU – all combinations of dimensions
CFTH – Bn+Hn smaller or equal to 2000 mm
The battery assembly is especially designed for dimensions up to
2450 x 1650 mm.