oventrop Hydrocontrol MTR Notice De Montage Et D'utilisation page 11

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"Hydrocontrol MTR" (lead-free)
Flow volumes (in gallons per minute, GPM)
Nominal
Diameter (DN)
15 (low flow)
15 (medium flow)
15 (high flow)
20
25
32
40
50
* Minimum rate of flow in GPM at a pressure loss of 0.145 psi
(1 kPa) over the measuring orifice
Cv values
Measuring
orifice
0.64
1.39
2.54
4.91
9.94
18.38
27.05
54.34
Technical Description
Whole Valve
0.64
1.33
2.43
4.28
7.05
14.45
20.92
35.26
min.
rate of flow*
0.24
0.53
0.97
1.87
3.79
7.00
10.30
20.69
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