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Technical Feature
OPERATION:
The valve prevents flow from ① to ② until the set Cracking Pressure at ① is achieved.
The poppet then unseats allowing flow from ① to ② protecting the circuit from over
pressurization. -
PerformanceCurves
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Technical Data
Operating Pressure500BarFlowSee PRESSURE DROP VS.FLOW graph.CavityRexroth R/DBD.4KFiltrationRefer to "Cleanliness of Hydraulic Fluid"Internal Leakage5 drops/min. max. to 80% of nominal settingReseat Pressure80% of crack pressure (crack pressure at 0.95 lpm /0.25 gpm)Standard Spring Ranges25 to 500 bar; preset: 200 barTemperature-40°F to +250°F(-40°C to +120°C)FluidsMineral-based fluids with viscosities of 7.4 to 420 cSt.Body MaterialSteel & Ductile iron rated to 350bar -
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