Page 59 - Parker - Pressure Control Valves
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Catalog HY15-3502/US                              Dual Cross-Over Relief Valve
                   Technical Information                             Series XR101

            CV
                   General Description
                   Dual Cross-Over Relief Valve in a single cartridge.
                   For additional information see Technical Tips on
              Check
            Valves
            SH     pages PC1-PC6.


                   Features
            Valves
              Shuttle
            LM     •  Fast response
                   •  Compact size for reduced space requirements
                   •  Low leakage design
                   •  Single cartridge reduces plumbing, component and
            Controls
              Load/Motor
            FC       manifold costs
                                                                         (1)
                                                                                       (2)
                                                                                                    (2)
              Flow
            Controls
            PC
                                                                                                       (1)

              Pressure
            Controls
            LE     Specifications                                      Performance Curve
                                                                       Flow vs. Inlet Pressure
                    Flow Rate         60.6 LPM (16 GPM)                (Pressure rise through cartridge only)
                                                                          PSI Bar      Hydraulic Oil 135 SSU @ 100°F (28 cSt)
            Elements
              Logic
                    Maximum Inlet     245 Bar (3500 PSI)                 5000  345
            DC
                    Pressure                                                             1 to 2
                                                                                         2 to 1
                    Maximum           210 Bar (3000 PSI)                 4000  276
                    Pressure Setting                                     P)
                                                                         Pressure Drop (
            Controls
              Directional
            MV                                                           3000 207
                    Reseat Pressure   80% of crack pressure
                    Leakage at        10 drops/min. (.66 cc/min.)        2000  138
                    150 SSU (32 cSt)  @ 75% of crack pressure
            Valves
              Manual
            SV                                                           1000  69
                    Cartridge Material  All parts steel. All operating
                                      parts hardened steel.
                                                                            0
                                                                             LPM        15.1      30.3      45.4      60.6
                    Operating Temp.   -40°C to +93.3°C (Nitrile)               0
            Valves
              Solenoid
                                                                            GPM          4         8         12        16
                    Range (Ambient)   (-40°F to +200°F)
            PV                                                                                  Flow (Q)
                                      -31.7°C to +121.1°C (Fluorocarbon)
                                      (-25°F to +250°F)
                    Filtration        ISO Code 16/13,
              Proportional
            Valves
                                      SAE Class 4 or better
            CE
                    Fluids            Mineral-based or synthetic with
                                      lubricating properties at viscosities
                                      of 45 to 2000 SSU (6 to 420 cSt)
            Electronics
              Coils &
            BC
                    Approx. Weight    .26 kg (.58 lbs.)
                    Cavity            C10-2
              Bodies &
            Cavities
            TD      Form Tool         Rougher   None
                                      Finisher  NFT10-2F
              Technical
            Data
                                                                   PC57                        Parker Hannifin Corporation
                                                                                               Hydraulic Cartridge Systems
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