Proportional Directional Valve 4WRZ25W9-325-7X/6EG24N9EK4/D3M - Bosch Rexroth R900617749

An unpressurised pilot return combined with an internal supply is a common arrangement in a large manifold. The 4WRZ25W9-325-7X/6EG24N9EK4/D3M is built that way and moves 325 l/min nominal flow.

Benefits

• Connection diagram ISO 4401-08-08-0-05 in size 25, four ports.
• Nominal flow 325 l/min, maximum flow 870 l/min.
• Pilot stage with pressure reducing valve, internal pilot oil supply and external return.
• Three switching positions with spool symbol W9, operating pressure to 350 bar.
• 20.62 kg, concealed auxiliary actuation, 24 V DC supply.

Applications

Typical applications are forming machines and lifting gear with large cylinder cross sections. Subplate mounting to ISO 4401-08-08-0-05 fixes the valve interface, so the valve can be exchanged against other versions of the same size.

Manufacturer

This valve comes from Bosch Rexroth and carries material number R900617749. Characteristic curves, installation dimensions and tightening torques are in data sheet RE 29115.