HBV Pressure Loss Charts
HBV Pressure Loss in PSI
GPM 1" 1 1/2" 2" 3"
5 0.2
10 0.8


15 1.5
20 2.6 0.5

30 5.7 1.0
40 10.0 1.7 0.5
50 15.6 2.7 0.8
60 22.0 3.8 1.2
70 5.1 1.6
80
6.6 2.1
90 8.3 2.6
100
10.1 3.2 2.4
120 14.8 4.6 2.5
140
19.0 6.3 2.5
160 23.1 8.0 2.9
200

13.9 4.0
240 6.0
280


8.2
320 10.7
360


13.2
Charts based on full-open non-regulated setting position. Minimum flow on 1" valve is 2.5 gpm.
HBV Pressure Loss in Bars
m3/hr 1" 1 1/2" 2" 3"
1.14 0.00
2.27 0.10


3.41 0.10
4.54 0.20 0.00

6.81 0.40 0.10
9.09 0.70 0.10 0.00
11.36 1.10 0.20 0.10
13.63 1.50 0.30 0.10
15.90 0.40 0.10
18.17
0.50 0.10
20.44 0.60 0.20
22.72
0.70 0.20 0.20
27.26 1.00 0.30 0.20
31.80
1.30 0.40 0.20
36.35 1.60 0.60 0.20
45.43

1.00 0.30
54.51 0.40
63.59


0.60
72.68 0.70
81.76


1.90
Charts based on full-open non-regulated setting position. Minimum flow on 1" valve is 0.57 m3/hr.
HBV Pressure Loss in kPa
l/min 1" 1 1/2" 2" 3"
18.9 1.10
37.9 5.20


56.8 10.30
75.7 17.90 3.10

113.6 39.30 6.90
151.4 68.90 11.70 3.70
189.3 110.00 18.30 5.70
227.1 151.90 26.20 8.30
265.0 35.20 11.00
302.8
45.50 14.10
340.7 57.20 17.90
378.5
69.60 22.10 16.00
454.2 102.20 31.70 17.00
530.0
131.20 43.40 17.00
605.7 159.40 55.20 20.00
757.1

95.80 28.00
908.4 41.00
1059.8


57.00
1211.2 74.00
1362.6


91.00
Charts based on full-open non-regulated setting position. Minimum flow on 1" valve is 9.5 l/min.