Samson 46-7 Mounting And Operating Instruction page 24

Operation
Table 5: Flow rate set point range for water in m³/h
Valve size DN
K coefficient
VS
Set point range with ∆p
0.2 bar
4
3,5
3
2,5
2
1,5
1
0,5
0
0
Fig. 8: Set point adjustment for flow rate: differential pressure across the restriction
Δp = 0.2 bar
restriction
24
of
restriction 0.6 to 2.5 m³/h
DN 15
1 2
15
4
0.8 to 3.5 m³/h
DN 25
3 4
25
8
3 to 6.6 m³/h
DN 40
5 6
Flow rate in m³/h
EB 3131-1 EN
40
16