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Bosch Rexroth | DBDS20K1X320E

DBDS20K1X/320E

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The Bosch Rexroth DBDS20K1X/320E is a pressure relief valve from the DB Pressure Relief Valves series. It is designed as a screw-in cartridge valve with a nominal size of 20. The valve supports a set response pressure of 320 bar and can withstand a maximum port P pressure of 400 bar and a maximum port T pressure of 315 bar. The unit can operate in ambient temperatures from -10 to +80 degrees Celsius and accommodates fluid temperatures within the same range. It works with fluid viscosities between 12 and 230 mm²/s. Seal material for this valve is NBR. Hex sizes are 46 mm and 19 mm, and the required tightening torque for the cartridge is 300 Nm. The cleanliness class is rated at ISO 4406 20/18/15.

Technical Specifications

Cleanliness Class
ISO 4406 20/18/15

Connection Type
Screw-In Cartridge Valve

Hex Size Sw1
46 mm

Hex Size Sw2
19 mm

Max Port P Pressure
400 bar

Max Port T Pressure
315 bar

Maximum Ambient Temperature
+80 °C

Maximum Fluid Temperature
+80 °C

Maximum Fluid Viscosity
230 mm²/s

Minimum Ambient Temperature
-10 °C

Minimum Fluid Temperature
-10 °C

Minimum Fluid Viscosity
12 mm²/s

Nominal Size
20

Seal Material
NBR

Set Response Pressure
320 bar

Tightening Torque (cartridge)
300 Nm

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