Proportional Directional Valve 4WRZ25E1-220-7X/6EG24N9ETK4/D3M - Bosch Rexroth R900975486

The 4WRZ25E1-220-7X/6EG24N9ETK4/D3M is the version with spool symbol E1 and fully internal pilot oil routing. Nominal flow is 220 l/min, maximum flow is 870 l/min and 350 bar operating pressure is permitted.

Benefits

• Spool symbol E1, 3 switching positions, 4 ports in size 25.
• Nominal flow 220 l/min at a maximum flow of 870 l/min.
• Internal pilot oil supply and internal return, which keeps piping effort low.
• Pilot-operated spool valve with an integrated pressure reducing valve in the pilot stage.
• 20.48 kg, NBR seals, external electronics, 24 V DC supply.

Applications

The version is used on axes whose behaviour in the centre position is defined by symbol E1. Together with internal pilot oil routing this gives standard piping without additional lines. The amplifier electronics are provided as a separate unit.

Manufacturer

The manufacturer is Bosch Rexroth, material number R900975486, product family 4WRZ(E). Characteristic curves, symbols and installation dimensions are in data sheet RE 29115, RE 07600-B places the series within the valve range.