SPECIFICATIon TExT
FBC
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rev 20-02
SPECIFICATIon TExT
Circular fire damper series FBC Butterfly
Description
FBC1, FBC4, FBC7 circular fire damper tested for fire resist-
ance and smoke seal with 300 Pa depression as per En
1366-2, classified according to En 13501-3 and CE marked
according to European Regulation UE 305/2011 and En
15650 standard.
Allows maximum safety for fire protection inside buildings
providing perfect heat insulation and smoke tightness.
Technical characteristics
•
Available diameters from 100 to 200 mm
•
Case made from galvanized sheet steel, with a total
length of 50 mm equipped with duct connection gas-
kets.
•
Closing mechanism with thermal release and manual
reset
•
Blade damper made from calcium silicate insulating ma-
terial, rotating on steel gudgeon pins, complete with
polyethylene gasket for the air seal of cold smoke, as per
En 1366-2
•
Thermal, expanding graphite gasket
•
Thermal fuse with melting point certified ISo 10294-4 at
70 °C
•
Absence of thermal bridge between the faces of the in-
stallation wall
Installation
•
Installation within vertical rigid walls made from aerat-
ed concrete blocks, standard concrete or masonry with
a minimum thickness of 100 mm and minimum density
of 500 kg/m³
•
Installation within light plasterboard walls with mini-
mum thickness of 100 mm
•
Installation within concrete floors or aerated concrete
with minimum thickness 100 mm (FBC1, FBC4,) or 150
mm (FBC7) and minimum density 550 kg/m³
•
Installation with Fire Batt (weichschott) sealing within
vertical rigid walls made from aerated concrete blocks,
standard concrete or masonry with minimum thickness
100 mm and minimum density 550 kg/m³
•
Fire Batt (weichschott) sealing installation within vertical
light wall (plasterboard) with minimum thickness 100
mm
•
Installation with Fire Batt (weichschott) sealing within
concrete floors or aerated concrete with minimum thick-
ness 100 mm (FBC1, FBC4,) o 150 mm (FBC7) and mini-
mum density 550 kg/m³
•
Fire resistance characteristics independent from direc-
tion of the source of the fire according to En 1366-2 ar-
ticle 6.2
•
The fire damper can be installed with the blade axis po-
sitioned vertically or horizontally or tilted at any angle.
Accessories
•
Microswitch with three no/nC position detecting con-
nectors for open and closed damper
FBC
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We reserve the right to make changes without prior notice
Summary of Contents for FBC1
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