Samson 42-36 E Mounting And Operating Instructions page 38

Installation
Table 5-1: Inlet and outlet lengths
min.
a x DN
DN
State of process
medium
Gas
Liquid
Indirect connection to district heating system with Type 42-36 E PICV:
1 Shut-off valve
2 Strainer
3 Pressure gauge (flow pipe)
Fig. 5-2: Type 42-36 E (installation example)
5-4
min.
b x DN
Valve conditions
Ma ≤ 0.3
Free of cavitation/w < 3
Cavitation producing noise/w ≤ 3
1 2
6 9 4 8
4
5
Control line kit (see information under
"Control line kit" in section 5.1)
Inlet length a
/
m
s
m /
s
3 5
Type 42-36 E PICV
Pressure gauge (return flow
pipe)
a
b
Outlet length b
2 4
2 4
2 4
6 Shut-off valve
8 Needle valve
9 Electric actuator
Inlet length
Outlet length
EB 3018 EN