Variable air volume controllers
|
79
VBR
Water temp.
(in/out)
Air Flow
Air
Pressure drop
ΔT
Capacity
Water Flow
Water
Pressure drop
(ºC)
(m
3
/h)
(Pa)
(K)
(kW)
(l/s)
(kPa)
40-20-2
60/40
400
9
18.5
2.7
0.03
0.5
40-20-2
60/40
1000
48
12.7
4.6
0.06
1
40-20-4
60/40
400
18
29.5
4.3
0.05
0.5
40-20-4
60/40
1000
96
19.5
7.1
0.09
0.5
40-20-2
80/60
400
9
32.8
4.7
0.06
1
40-20-2
80/60
1000
48
24.5
8.9
0.11
2
40-20-4
80/60
400
18
46.3
6.7
0.08
0.5
40-20-4
80/60
1000
96
38.9
14.0
0.17
1
50-25-2
60/40
600
8
21.7
4.7
0.06
1
50-25-2
60/40
1200
29
18.2
7.9
0.10
2
50-25-4
60/40
600
16
33.1
7.2
0.09
0.5
50-25-4
60/40
1200
59
28.4
12.3
0.15
1
50-25-2
80/60
600
8
36.5
7.9
0.10
2
50-25-2
80/60
1200
29
28.6
12.4
0.15
4
50-25-4
80/60
600
16
54.5
11.8
0.14
1
50-25-4
80/60
1200
59
45.9
19.9
0.24
3
60-35-2
60/40
1200
11
18.7
8.1
0.10
0.5
60-35-2
60/40
3000
61
15.0
16.3
0.20
2
60-35-4
60/40
1200
23
34.2
14.8
0.18
1
60-35-4
60/40
3000
123
28.1
30.4
0.37
4
60-35-2
80/60
1200
11
33.9
14.7
0.18
1
60-35-2
80/60
3000
61
24.1
26.1
0.32
3
60-35-4
80/60
1200
23
53.6
23.2
0.28
3
60-35-4
80/60
3000
123
41.5
45.0
0.55
8
70-40-2
60/40
2000
31
20.1
14.5
0.18
1
70-40-2
60/40
4000
94
16.0
23.2
0.28
1
70-40-3
60/40
2000
46
24.7
17.8
0.22
0.5
70-40-3
60/40
4000
139
21.1
30.5
0.37
1
70-40-2
80/60
2000
31
34.7
25.1
0.31
1
70-40-2
80/60
4000
94
25.1
36.3
0.44
3
70-40-3
80/60
2000
46
45.4
32.8
0.40
1
70-40-3
80/60
4000
139
34.4
49.7
0.61
2
Coil calculation
Data based on supply air temperature of 0°C.
