25
FIRE DAMPER - FD
PRODUCT OVERVIEW
DIMENSIONS
INSTALLATIONS
ACTUATORS
ACCESSORIES
REPLACEMENTS
MAINTENANCE AND OPERATION
Possible damper orientations
21
3
A
C
D
B
INSTALLATION
E
1. Recommended wall opening for fire
damper installation is B(H) + 100 mm.
But openings from B(H) + 80…300
mm can also be used.
Bend the fixing bracket (A) 90° (bracket
screw hole is 6 mm in diameter).
2. Insert fire damper into wall to the wall
limit mark (B) on the damper.
Damper blade must be closed during
installation!
3. Fill the space between casing and
wall, close with two layers of mineral
wool (C) (50 mm thick, coated on one
side). Seal the connections of mineral
wool with intumescent fire resistant
sealant (D). Mineral wool and damper
casing must be coated with 2 mm thick
fire protection coating.
*Multiple fire dampers can be installed
next to each other or ceiling/wall with the
minimal distance of
30 mm between them, see page 45.
**Fire Batt/ Weichschott installations adjacent to
ceiling or wall require a suspension for the fire damper.
For more details, see page 30.
Test the operation of the damper blade!
Flexible wall
installation
(Fire Batt/
Weichschott)
The wall is composed of 2x2 plasterboard boards,
12,5 mm thick, installed on a steel frame construction.
Installation material: mineral wool (C) (minimum density
of 140 kg/m³) and fire protection coating (D). The
minimum thickness of the wall is 100 mm.
EI 90 (ve i↔o)S
The wall is made out of type F (EN520) gypsum plaster
boards. To fulfill the classification it is NOT mandatory
to use the mineral wool inside the wall (mineral wool (E)
with density up to 100 kg/m³ can be used).
EI 60 (ve i↔o)S
The wall is made out of type A (EN520) gypsum plaster
boards. To fulfill the classification it is NOT mandatory
to use the mineral wool inside the wall (mineral wool (E)
with density up to 60 kg/m³ can be
used).
Always ensure the damper is sufficiently supported
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