Proportional Directional Valve 4WRZE10E85-7X/6EG24N9K31/F1M - Bosch Rexroth R901009559

The 4WRZE10E85-7X/6EG24N9K31/F1M keeps the pilot stage separate from the main circuit, with supply and return both outside. Nominal flow is 85 l/min, maximum operating pressure is 315 bar and the valve weighs 8.6 kg.

Advantages

• External pilot oil supply and external pilot oil return
• Nominal flow 85 l/min, maximum flow 170 l/min
• Operating pressure to 315 bar, E spool, 3 switching positions
• Concealed auxiliary actuation, no pressure reducing stage in the pilot circuit
• On-board electronics, 4 to 20 mA command value, 24 V DC supply
• UKCA under SI2016/1091, weight 8.6 kg, NBR seals

Applications

The variant is installed in systems with accumulator feed or a dedicated pilot pump where system pressure dips during the cycle. At 85 l/min it serves large cylinders in forming lines and lifting gear. NBR seals match HL hydraulic fluid.

Manufacturer

Bosch Rexroth lists the valve as material number R901009559. Characteristic curves and pilot oil demand are given in data sheet RE 29115, and RE 07600-B provides the hydraulic valve overview.