Catalog HY15-3502/US
Dual Cross-Over Relief Valve
Series XR101
PC57
Check
Valves
Shuttle
Valves
Load/Motor
Controls
Flow
Controls
Pressure
Controls
Logic
Elements
Directional
Controls
Manual
Valves
Solenoid
Valves
Proportional
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Coils &
Electronics
Bodies &
Cavities
Technical
Data
SH
CV
LM
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PC
LE
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SV
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CE
BC
TD
Parker Hannifin Corporation
Hydraulic Cartridge Systems
Technical Information
Performance Curve
Flow vs. Inlet Pressure
(Pressure rise through cartridge only)
(2)
(1)
(1)
(2)
Flow (Q)
15.1
4
30.3
8
45.4
12
LPM
GPM
0
60.6
16
Hydraulic Oil 135 SSU @ 100°F (28 cSt)
0
1000
3000
276
345
138
69
207
Pressure Drop ( P)D
4000
5000
PSI Bar
2000
1 to 2
2 to 1
General Description
Dual Cross-Over Relief Valve in a single cartridge.
For additional information see Technical Tips on
pages PC1-PC6.
Features
•
Fast response
•
Compact size for reduced space requirements
•
Low leakage design
•
Single cartridge reduces plumbing, component and
manifold costs
Specifications
Flow Rate 60.6 LPM (16 GPM)
Maximum Inlet 245 Bar (3500 PSI)
Pressure
Maximum 210 Bar (3000 PSI)
Pressure Setting
Reseat Pressure 80% of crack pressure
Leakage at 10 drops/min. (.66 cc/min.)
150 SSU (32 cSt) @ 75% of crack pressure
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)
Filtration ISO Code 16/13,
SAE Class 4 or better
Fluids Mineral-based or synthetic with
lubricating properties at viscosities
of 45 to 2000 SSU (6 to 420 cSt)
Approx. Weight .26 kg (.58 lbs.)
Cavity C10-2
Form Tool Rougher None
Finisher NFT10-2F