Pressure Relief Valve DBW30B2-5X/200US6EG24NK4R12 - Bosch Rexroth R901171939

This build of the DBW series is marked with pressure stage 200 and so covers the middle range. As a pilot-operated size 32 pressure relief valve it works with flow up to 650 l/min at a maximum operating pressure of 350 bar.

Benefits

• Pressure stage 200 in the type code DBW30B2-5X/200US.
• Flow up to 650 l/min, maximum operating pressure 350 bar.
• Spool symbol B with two switching positions on two ports.
• Electrical unloading from 24 VDC through the mounted directional valve.
• Subplate mounting to ISO 6264-10-17, NBR seals.
• HL hydraulic fluid, weight 7.12 kg.

Application

Power units with a working pressure around 200 bar find in this stage the range where the cut-off pressure can be set finely. The valve sits in the pressure line right at the power unit and also handles unloading during start-up and idle periods.

Manufacturer

Bosch Rexroth lists this build under material number R901171939. The setting range of pressure stage 200, the characteristic curves and the port dimensions are documented in data sheet RE 25802, supplemented by RE 25802-B.