D22Pressure reducing valve
Subject to change
49
EN0H-1011GE23R0404
Connection size
R
1
/
4
"
3
/
8
"
1
/
2
"
3
/
4
"
1" 1
1
/
4
" 1
1
/
2
" 2"
W*
(mm) 45 45 50 50 55 60 60 70
*Minimum distance fromwall to centre line of pipework
InstallationGuidelines
•
If possible install inhorizontal pipeworkwith the spring
bonnet downwards
This is themost effectiveposition for cleaning
•
Fit shut off valves
•
Ensuregoodaccessibility
So that thepressuregauge canbeeasily seen
Simplifiesmaintenanceand inspection
•
Install downstreamof the filter or strainer
Thepressure reducing valve thenhasmaximum
protectionagainst dirt
InspectionandMaintenance
Under normal operating conditions no specificmaintenanceis
required. However all wornparts canbe replacedasmay
becomenecessary.
Typical Applications
D22pressure reducing valves are suitable for all types of
compressedair installations. They canbeused for industrial
and commercial applicationswithin the rangeof their
specifications.
Pressure reducing valves shouldbe installed:
•
If the static pressureexceeds themaximumpermissible
value for the system
•
If pressure fluctuations in thedownstream systemmust
beavoided
InstallationExample
16
0
5
10
15
bar
