Manual or actuator operated
The FDR-3G…OF overflow fire damper is equipped with an interchangeable mechanism for manual or actuator operation.
Safety tested
Standard fire dampers are designed and certified in accordance with EN 15650 and tested for EIS criteria according to EN 1366–2.
Compartmentalisation
FDR-3G…OF fire dampers provide passive fire protection by using compartmentalisation to prevent the spread of toxic gases, smoke and fire.
Overflow FDR-3G…OF fire dampers are CE certified following the Construction Products Regulation according to EN 15650:2010. Dampers are tested according to EN 1366-2:2015 and classified according to EN 13501-3 + A1:2009.
The fire damper together with its installation form an inseparable part of the fire resistivity rating.
FDR-3G…OF fire dampers are designed for the installations listed and described in their User Manual.
Overflow fire dampers can be supplied with a manual mechanism. Or they can be supplied with actuator mechanism and additionally with smoke detector.
FDR-3G…OF is equipped at both ends with grilles that, together with the duct extensions, cover blade overhangs.
