Pressure Relief Valve DBW20B2-5X/140S6SMG24N9K4B12E - Bosch Rexroth R900775476

Enough headroom between working pressure and response pressure has to remain for pressure peaks. This size 25 version can be set up to 140 bar, so it covers typical working pressures around 120 bar with a reserve, and it discharges 400 l/min.

Benefits

• Setting range of 4 to 140 bar with headroom above the usual working pressure
• Flow of up to 400 l/min at the subplate interface to ISO 6264-08-13
• Permitted operating pressure of 350 bar, pressure stage in poppet seat design
• Unloading solenoid on 24 VDC with two switching positions
• NBR seals, CE conformity and a mass of 6.16 kg

Technical data

Applications

The valve protects power units in the medium pressure band, for instance on lift tables, baling presses and clamping equipment. The solenoid takes pressure off the pump between two strokes. Operation on HL hydraulic fluid is intended.

Manufacturer

The valve belongs to the Rexroth DB.10-30 range. The Bosch Rexroth material number is R900775476. Characteristic curves and installation dimensions are given in data sheet RE 25802, with RE 25802-B as a supplement.