Pressure Relief Valve DBW20B2-5X/315YS6EG24N9K4R12SO52 - Bosch Rexroth R901469571

The DBW20B2-5X/315YS6EG24N9K4R12SO52 caps system pressure at the set value and can also be unloaded electrically. The adjustment range runs from 4 to 315 bar and maximum operating pressure is 350 bar.

Benefits

• Adjustment range 4 to 315 bar via an internal hexagon with protective cap
• Up to 500 l/min flow at 350 bar maximum operating pressure
• Pilot-operated seat valve with low leakage when closed
• Solenoid actuation on 24 VDC through a connector, 3-pole (2 + PE) to EN 175301-803
• Two switching positions to symbol B, connection diagram ISO 6264-08-13
• NBR seals for HL hydraulic fluid, weight 5.59 kg

Application

The valve protects pumps and consumers in size 25 power units against overpressure. Its solenoid unloads the circuit during idle periods without stopping the pump. It mounts on a subplate to ISO 6264-08-13.

Manufacturer

Bosch Rexroth lists it as R901469571 in product family DB.10-30. Performance curves are in data sheets RE 25802 and RE 25802-B.