Catalog HY15-3502/US
Pilot Operated Pressure Reducing Valve
Series PRH082
PC115
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 30 LPM (8 GPM)
Maximum Inlet 380 Bar (5500 PSI)
Pressure
Maximum 350 Bar (5000 PSI)
Pressure Setting
Maximum Tank 350 Bar (5000 PSI)
Pressure
Maximum 0.56 LPM (0.15 GPM)
Drain Flow
Cartridge Material All parts steel. All operating
parts hardened steel.
Operating Temp. -45°C to +93.3°C (“D”-Ring)
Range/Seals (-50°F to +200°F)
-31.7°C to +121.1°C (Fluorocarbon)
(-25°F to +250°F)
Fluid Mineral-based or synthetic with
Campatibility/ 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 .11 kg (.25 lbs.)
Cavity C08-3
(See BC Section for more details)
Form Tool Rougher NTF08-3R
Finisher NFT08-3F
Performance Curves
General Description
Pilot Operated Pressure Reducing
Valve. For additional information see
Technical Tips on pages PC1-PC6.
Features
•
Hardened, precision ground parts for durability
•
Low profile adapter for minimal space requirements
•
Fully guided pilot for more consistent reseat
•
Steel adapters are coated with yellow zinc dichromate for
protection from salt spray
•
Polyurethane “D”-Ring eliminates backup rings and
prevents hydrolysis
•
Internal screening protects pilot spring from debris
(1)
(3)
(2)
Reg.
(1)
Pressure
(2)
Drain/Vent
(3)
Flow (Q)
15
4
8
2
LPM
GPM
0
23
6
30
8
Hydraulic Oil 150 SSU @ 100°F (32 cSt)
0
1000
2000
345
207
276
69
138
5000
PSI Bar
3000
4000
Pressure, PSI
Flow vs. Pressure (Through cartridge only)
Flow (Q)
15
4
8
2
LPM
GPM
0
23
6
30
8
Hydraulic Oil 150 SSU @ 100°F (32 cSt)
Flow vs. Pressure Drop (Through cartridge only)
Port 2 to 1
0
100
20.7
27.6
13.8
6.9
300
400
PSI Bar
200
Pressure Drop ( P)