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25
Curves / Air flow rate table
Supply air valve for wall installation (DN 100)
Air flow rate in m³/h
1
2
3
4
5
0
20
40
60
0
7
6
5
4
3
A
Air speed in m/s
Fig. 26
A
Number of apertures
Floor vent
Aperture width in mm
Actual air speed in m/s
10
15
20
Air flow rate in m
3
/h
1.26
1.89
2.52
0.1
2.62
3.78
5.04
0.2
3.78
5.87
7.56
0.3
5.04
7.56
10.08
0.4
6.30
9.45
12.60
0.5
7.56
11.34
15.12
0.6
8.82
13.23
17.64
0.7
10.08
15.12
20.16
0.8
11.34
17.01
22.88
0.9
12.80
18.90
25.20
1.0
13.86
20.79
27.72
1.1
15.12
22.88
30.24
1.2
16.38
24.57
32.76
1.3
17.64
26.46
36.28
1.4
18.90
28.36
37.80
1.5
Balancing the air flow rates on the supply air / extract air side
Note
Balancing is only required if the total of the actual air
flow rates of
all
supply air vents deviates by more than
10 % from that of
all
extract air vents. For checking the
air flow rates, see page 24.
Commissioning, inspection, maintenance
Adjusting the air flow rates
(cont.)
5793 605 GB