Operation and Maintenance Manual
– SCD Smoke Dampers
Version 1
Date 04 2018
Page 5 of 81
Declared active areas for single leaf dampers
Po
s
it
io
n
Nom
in
a
l
d
im
e
n
s
io
n
s
SCD-1-P... damper with a straight base
SCD-1-S... damper with a sloping base
Base height [mm]
Base height [mm]
700
500
350
700
500
350
Deflectors
Deflectors
w [mm]
l
(hinges)
[mm]
no
yes*
no
yes*
no
yes*
no
yes*
no
yes*
no
yes*
Aa active area [m2]
Aa active area [m2]
1
1000
1000
0.69
0.68
0.66
0.68
0.67
0.66
2
1000
1200
0.83
0.80
0.79
0.80
0.80
0.79
3
1000
1300
0.87
0.86
0.87
0.87
0.86
4
1000
1400
0.94
0.91
0.94
0.94
0.92
5
1000
1500
1.02
1.01
0.98
1.01
1.01
0.99
6
1000
1600
1.07
1.04
1.07
1.07
1.06
7
1000
1700
1.16
1.14
1.11
1.14
1.14
1.12
8
1000
1800
1.22
1.19
1.17
1.21
1.21
1.19
9
1000
1900
1.25
1.24
1.25
1.25
1.25
10
1000
2000
1.36
1.32
1.30
1.32
1.32
1.32
11
1000
2200
1.47
1.45
1.41
1.45
1.45
1.43
12
1000
2300
1.54
1.52
1.47
1.52
1.52
1.50
13
1000
2400
1.61
1.58
1.54
1.56
1.56
1.51
1.54
14
1000
2500
1.68
1.65
1.60
1.63
1.63
1.55
1.60
15
1100
1100
0.83
0.81
0.80
0.82
0.81
0.80
16
1100
2000
1.47
1.45
1.41
1.45
1.45
1.45
17
1150
1150
0.91
0.89
0.87
0.90
0.89
0.87
18
1150
2000
1.54
1.52
1.47
1.52
1.52
1.52
19
1200
1200
0.98
0.96
0.94
0.98
0.96
0.95
20
1200
1500
1.22
1.19
1.17
1.21
1.21
1.19
21
1200
1700
1.39
1.35
1.33
1.37
1.37
1.35
22
1200
1800
1.47
1.43
1.38
1.45
1.45
1.43
23
1200
2000
1.61
1.58
1.54
1.58
1.58
1.58
24
1200
2200
1.77
1.72
1.69
1.74
1.74
1.72
25
1200
2300
1.85
1.79
1.77
1.82
1.82
1.79
26
1200
2500
2.01
1.95
1.92
1.98
1.95
1.86
1.92
27
1250
1250
1.06
1.05
1.02
1.06
1.05
1.03
28
1250
2500
2.09
2.03
1.97
2.06
2.03
1.94
2.03
29
1300
1300
1.15
1.13
1.10
1.15
1.13
1.12
30
1300
1500
1.33
1.29
1.27
1.31
1.31
1.29
* If the field is empty, a deflector is optional