
23
Table 10. Herringbone & DL Settings- Natural Gas (G20)
Model
Cold HB Pressure
Hot HB Pressure
mm H
2
O mbar mm
H
2
O mbar
VS(A)15UH4
21.4 2.1 12.7 1.2
VS(A)15UH
21.4
2.1
16.3
1.6
VS(A)20UH
19.4 1.9 15.3 1.5
VS(A)25UH
24.5
2.4
20.4
2.0
VS(A)30UH
23.5 2.3 19.4 1.9
VS(A)35UH
25.5
2.5
15.3
1.5
VS(A)40UH
29.6 2.9 17.3 1.7
VS(A)45UH
33.0
3.2
23.5
2.3
VS(A)50UH
33.0 3.2 23.5 2.3
VS(A)15LH6/DL12
18.4
1.8
13.3
1.3
VS(A)15LH8/DL16
18.4 1.8 14.3 1.4
VS(A)20LH7/DL14
19.4
1.9
14.3
1.4
VS(A)20LH10-5/DL21
18.4 1.8 14.3 1.4
VS(A)25LH8/DL16
20.4
2.0
16.3
1.6
VS(A)25LH10-5/DL21
22.4 2.2 18.4 1.8
VS(A)30LH10-5/DL21
24.5
2.4
19.4
1.9
VS(A)30LH12-5/DL25
33.6 3.3 25.5 2.5
VS(A)35LH10-5/DL21
27.5
2.7
13.3
1.3
VS(A)35LH13-5/DL27
20.9 2.0 12.7 1.2
VS(A)40LH13-5/DL27
22.4
2.2
12.2
1.2
VS(A)40LH16/DL32
21.4 2.1 14.3 1.4
VS(A)45LH13-5/DL27
27.5
2.7
16.8
1.6
VS(A)45LH16/DL32
26.5 2.6 17.3 1.7
VS(A)50LH13-5/DL27
30.0
2.9
18.3
1.8
VS(A)50LH16/DL32
27.5 2.7 17.8 1.7
Type ‘O’
Type ‘2’
Power (W)
550
120
Running current (overload setting) (A)
2.6
0.8
Phase
Single
Single
Voltage (V)
230
230
Fan type
Table 9. Herringbone Vacuum Fan characteristics