Data Sheet for Product

4/10
Siemens 2-port and 3-port valves PN 16 CE1N4845en
Building Technologies 2018-11-05
Sizing
∆p
max
= Maximum permissible differential pressure across the valve’s control path, valid for the entire
actuating range of the motorized valve
∆p
v100
= Differential pressure across the fully open valve and the valve’s control path by a volume flow
V
100
V
&
100
=
100 kPa = 1 bar ≈ 10 mWS
1 m
3
/h = 0.278 l/s water at 20 °C
1
V
&
100
= 0.083 l/s
2 ∆p
v100
= 9 kPa
3 → k
vs
-value = 1.0 m
3
/h
Example: