6
FIRE DAMPER - FD
FD25/FD40 - R
(manual mechanism)
•
Automatic closure when the temperature
in the duct exceeds 72 °C
•
Manual rearming with handle
•
Manual unlocking possible for periodical test
of fire damper
•
Optional with end position switches (-R-S)
•
FD25 fire dampers are equipped with R25 manual
mechanism
•
FD40 fire dampers are equipped with R40 manual
mechanism
Length of damper blade outside of casing:
X=(H/2)-175
[mm]
Product
A
[mm]
C
[mm]
D
[mm]
E
[mm]
FD 25
55
150
105
150
FD 40
55
200
105
200
FD40-R40
FD25-R25
DIMENSIONS
C
A
350
x
x
D
H
H+30 H+60
B + 60
B + 30
B
H+60
H
H+30
B + 60
B + 30
B
C
A
x
x
D
350
A
C
E
A
C
E
