Proportional Directional Valve 4WRZ25W6-220-7X/6EG24N9ETK4/D3V - Bosch Rexroth R900947183

Not every axis needs a separate pilot circuit. The 4WRZ25W6-220-7X/6EG24N9ETK4/D3V works entirely from the main circuit and meters 220 l/min of rated flow with spool symbol W6.

Benefits

• Rated flow of 220 l/min in size 25, with up to 870 l/min across the valve.
• Internal pilot oil supply and internal pilot oil return on the pilot-operated main stage.
• Spool symbol W6 with three switching positions across four ports.
• Concealed auxiliary actuation and external electronics for setup and series operation.
• 20.25 kg, FKM seals, operating pressure up to 350 bar, connection diagram ISO 4401-08-08-0-05.

Applications

This version fits standard manifolds to ISO 4401-08-08-0-05 without additional channels. It is used on feed and swivel drives of medium power. Ramps and characteristic curves are handled by the external amplifier card.

Manufacturer

Bosch Rexroth lists this valve under material number R900947183, product family 4WRZ(E). Further data is given in datasheet Proportional directional valve, pilot-operated (RE 29115) and Hydraulic valves and hydro- (RE 07600-B).