8
FIRE DAMPER - FD
FD25/FD40 - M
(electric actuator)
•
Thermoelectric release device (72 °C) with
electric actuator and return spring
•
Integrated end switches
•
Fully automatic operation
•
Optional 95 °C thermoelectric release device for
warm air installations
380
n
Y
A
C
D
n/2+12
n/2+22
E
C
A
B + 60
B + 30
B
E
C
A
H + 60
H + 30
H
X
X
C
D
350
A
Actuator
A
[mm]
C
[mm]
D
[mm]
E
[mm]
BFL (M)
25
200
90
120
BFN (M)
25
225
100
120
BF (M)*
50
250
100
120
380
n
Y
A
C
D
n/2+12
n/2+22
E
C
A
B + 60
B + 30
B
E
C
A
H + 60
H + 30
H
X
X
C
D
350
A
Length of damper blade outside of casing:
X=(H/2)-175
[mm]
DIMENSIONS