Direct Acting Relief Valves - A04B2HWN

Parker’s direct acting relief valves are available in several cavity sizes and are designed for continuous duty applications with pressures up to 420 bar (6000 psi) and flows up to 200 lpm (53 gpm).
Availability: Backordered
SKU: A04B2HWN
POR
Products specifications
Attribute nameAttribute value
Body MaterialN/AMaximum Pressure Setting210 bar
Maximum Operating Pressure420 barSeal MaterialNitrile
Flow Rate100 L/minFor Fluid TypeMineral-based Hydraulic Fluids
Filter Efficiency RatingISO 4406 18/16/13Maximum Kinematic Viscosity45-2000 SSU (6 to 420 cSt)
Maximum Operating Temperature121 °CMinimum Operating Temperature-34 °C
Weight0.28 kgMounting TypeScrew-in Cartridge
Actuation TypePressure SensingFunctionDirect Acting
ConfigurationPressure ReliefDivisionMobile Hydraulic Systems Division Europe
Leak Rate0.33 cm3/min @ 1450 Psi (100 bar)Operation TypeAutomatic
Valve MaterialHardened Steel (all operating parts)Reseat Pressuren/a
Adjustment MechanismKnobMaximum Tank Pressure6000 psi
Operating Temperature-30 to 250 °FPressure Control Range5 to 210 bar
Standard Setting Pressure1450 psiWire Mesh Screen Includedn/a
Maximum Inlet Pressure Rating6000 psiCavity SizeC10-2
Maximum Flow Rate26 Gal/minInstallation Torque50 Nm
Pressure Control Sensitivity305 psi Per Turn
Seal MaterialNitrileAdjustment MechanismKnob
Pressure Control Range72-3000 PSI, 5-210 BARMaximum Inlet Pressure Rating6000 PSI, 420 BAR
Flow Rate28 GAL/MIN, 100 L/MIN
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