Pressure Relief Valve DBW20A2-5X/280YS6EG24N9K4R12E - Bosch Rexroth R900773944

The DBW20A2-5X/280YS6EG24N9K4R12E carries spool symbol A and limits system pressure to values between 4 and 280 bar. For the relief event a cross section up to 450 l/min is available.

Benefits

• Spool symbol A, adjustment range 4 to 280 bar
• Discharge flow up to 450 l/min at 350 bar permitted operating pressure
• Pilot-operated seat valve, internal hexagon with protective cap
• Two switching positions, 24 VDC solenoid actuation
• Size 25, two ports, ISO 6264-08-13
• 5.59 kg weight, NBR seals, CE conformity

Application

The band around 280 bar is chosen when consumers are rated at 250 bar and a margin for pressure peaks should remain. The large cross section belongs to units of high delivery. Symbol A follows the switching logic of the unloading stage in the block.

Manufacturer

Bosch Rexroth records the valve as R900773944. Curves and dimensions are described in data sheet RE 25802 and in the supplement RE 25802-B.