24
EB 3131-1 EN
Operation
Table 5:
Flow rate set point range for water in m³/h
Valve size DN
15
25
40
K
VS
coefficient
4
8
16
Set point range with ∆p
restriction
of
0.2 bar
0.6 to 2.5 m³/h
0.8 to 3.5 m³/h
3 to 6.6 m³/h
4
3,5
3
2,5
2
1,5
1
0,5
0
0
1
2
3
4
5
6
DN40
DN25
DN15
Tur
ns of t
he set point scr
ew
Flow rate in m³/h
Fig. 8:
Set point adjustment for flow rate: differential pressure across the restriction
Δ
p
restriction
= 0.2 bar
Summary of Contents for 46-7
Page 35: ...EB 3131 1 EN 35...
