PR - Pressure Reducing Valves
PR - 12
Pressure Reducing Valves Catalog
11141712 • Rev AC • February 2015
ORDERING
INFORMATION
SPECIFICATIONS
DIMENSIONS
OPERATION
012040 8080 40
435
0
300
0
3625
250
200
150
100
50725
145
0
2175
290
0
Pressure
Flow
03
211 2121 11
psi bar
L/min
US gal/min
regulated press
to tank (relieving)
regulated press
(reducing)
CP231-3-B-10S-A-A-050
Adjustment options
A= Internal
F=Tamper Resistant
E= External
K= Knob
Pressure range
A= 14-55 bar [200-800 psi]
B= 21-103 bar [300-1500 psi]
C= 27-207 bar [400-3000 psi]
D= 27-345 bar [400-5000 psi]
Pressure setting
Code x 10psi (0.69 bar)
Example: 050 = 500 psi (34 bar)
Seals Seal kit
B=Buna-N 120335
V=Viton 120336
Housing and portsHousing P/N
0=No Housing No Housing
4B =Al, 1/2 BSP CP12-3S-4B/2B
6B =Al, 3/4 BSP CP12-3S-6B/2B
10S =Al, #10 SAE CP12-3S-10S/4S
12S =Al, #12 SAE CP12-3S-12S/4S
Other housings available
This is a pilot-operated pressure
reducing/relieving valve.
Rated pressure 350 bar [5000 psi]
Rated ow at 7 bar
[100 psi]
115 l/min
[30 US gal/min]
Weight 0.27 kg [0.60 lb]
Cavity CP12-3S
Theoretical performance
Schematic
Cross-sectional view
Specications
CP231-3
mm [in]
Pressure Reducing, Relieving, Pilot Operated
CP231-3
