Parker E2H040ZVMK3 - Standard Pilot Assisted Load Control Valves

Parker’s piloted load control valves are designed to operate independent of downstream pressure to prevent runaway loads under dynamic conditions using a pilot signal, handling pressures up to 420 bar (6000 psi) and flows up to 350 lpm (90 gpm).
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Brand Parker
Part No. E2H040ZVMK3
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Products specifications
Attribute nameAttribute value
Actuation TypePilot OperatedPort Sizen/a
Seal MaterialFluorocarbonBody Materialn/a
Maximum Operating Pressure5000 psiDivisionHydraulic Cartridge Systems Division
Pilot LocationExternalMinimum Operating Temperature-26 °C
Installation Torque40 lb-ftDivisionMobile Hydraulic Systems Division Europe
Maximum Inlet Pressure Rating350 barPort Thread Sizen/a
Weight0.6 lbFunctionCounterbalance Valve
Maximum Kinematic ViscosityMineral-based or synthetic with lubricating properties at viscosities of 45-2000 SSU (6 to 420 cSt) cStMounting TypeThreaded Cartridge Valve
Adjustment MechanismScrew AdjustmentOperating Temperature-26° to +204° °C
Maximum Flow Rate60 L/minCavity Size68-1
Maximum Operating Temperature+204 °CFor Fluid TypeMineral-based or synthetic hydraulic fluids
Valve MaterialAll parts steel. All operating parts hardened steelFilter Efficiency RatingISO 4406 18/16/13, SAE Class 4
Flow Rate15.9 Gal/minLeak Rate6 @ 1450 PSI (100 BAR) drops/min
Flow DirectionCylinder port 1, Valve port 2, Pilot port 3Holding Pressure3120 psi
Pressure Control Range725-5000 psiPressure Control Sensitivity1435 per turn psi
Pilot Pressure Ratio1.75:1Seal MaterialFluorocarbon
Port Sizen/aAdjustment MechanismScrew
Mounting TypeThreaded Cartridge ValveHolding Pressure3120 PSI, 215 BAR
Maximum Flow Rate15.9 GAL/MIN, 60 L/MINPressure Control Range725-5000 PSI, 50-350 BAR
Pilot Pressure Ratio1.75:1
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