Pressure Relief Valve DBW 20 B2-5X/200-6EG24N9DK23L/12 - Bosch Rexroth R978897639

Where a power unit has to be protected at 200 bar and unloaded electrically at the same time, this pilot-operated seat valve in size 25 fits. It works across a setting range of 4 to 200 bar, discharges up to 500 l/min and withstands 350 bar operating pressure.

Benefits

• Setting range of 4 to 200 bar, secured by an internal hexagon with protective cap
• Up to 500 l/min through a subplate interface to ISO 6264-08-13
• 3-pole plug-in connector to ANSI/B93.55M-1981
• Two switching positions with solenoid actuation at 24 VDC
• Weight of 5.3 kg at a maximum operating pressure of 350 bar

Technical data

Application

Its usual place is the pressure side of a power unit that runs unloaded between cycles, for example in presses and clamping fixtures. NBR seals with HL fluid form the common pairing in machine building.

Manufacturer

Bosch Rexroth lists pressure relief valve DBW 20 B2-5X/200-6EG24N9DK23L/12 under material number R978897639. Data sheets RE 25802 and RE 25802-B show characteristic curves, installation dimensions and connection diagram.