Catalog HY15-3502/US
Pilot Operated Pressure Reducing Valve
Series PRH122
PC119
Check
Valves
Shuttle
Valves
Load/Motor
Controls
Flow
Controls
Pressure
Controls
Logic
Elements
Directional
Controls
Manual
Valves
Solenoid
Valves
Proportional
Valves
Coils &
Electronics
Bodies &
Cavities
Technical
Data
SH
CV
LM
FC
PC
LE
DC
MV
SV
PV
CE
BC
TD
Parker Hannifin Corporation
Hydraulic Cartridge Systems
Technical Information
Specifications
Rated Flow 113.7 LPM (30 GPM)
Maximum Inlet 380 Bar (5500 PSI)
Pressure
Maximum 350 Bar (5000 PSI)
Pressure Setting
Maximum Tank 350 Bar (5000 PSI)
Pressure
Maximum 1.9 LPM (0.50 GPM)
Drain Flow
Cartridge Material All parts steel. All operating
parts hardened steel.
Operating Temp. -40°C to +93.3°C (Nitrile)
Range (Ambient) (-40°F to +200°F)
-31.7°C to +121.1°C (Fluorocarbon)
(-25°F to +250°F)
Fluid Mineral-based or synthetic with
Compatibility/ lubricating properties at viscosities
Viscosity of 45 to 2000 SSU (6 to 420 cSt)
Filtration ISO Code 16/13,
SAE Class 4 or better
Approx. Weight .27 kg (0.6 lbs.)
Cavity C12-3
(See BC Section for more details)
Form Tool Rougher NFT12-3R
Finisher NFT12-3F
Performance Curve
Flow vs. Pressure
(Pressure rise through cartridge only)
General Description
Pilot Operated Pressure Reducing Valve. For
additional information see Technical Tips
on pages PC1-PC6.
Features
•
Hardened, precision ground parts for durability
•
High accuracy, pilot operation design
•
Ball-type pilot for added stability
•
All external parts have yellow zinc dichromate. This
coating is ideal for salt spray applications.
Flow (Q)
19.0
5
37.9
10
56.9
15
LPM
GPM
0
75.9
20
94.8
25
113.7
30
Hydraulic Oil 150 SSU @ 100°F (32 cSt)
0
1000
2000
345
414
207
276
69
138
Pressure
5000
6000
PSI Bar
3000
4000
(1)
(3)
(2)
Reg.
(1)
Pressure
(2)
Drain/Vent
(3)