Proportional Directional Valve 4WRZE10W8-50-7X/6EG24ETK31/A1D3M - Bosch Rexroth R900954647

At 50 l/min nominal flow the 4WRZE10W8-50-7X/6EG24ETK31/A1D3M sits in the middle of size 10 and does without dedicated pilot lines. The +/-10 V voltage command value is turned into spool position symbol W8 by the on-board electronics, and operating pressure reaches 315 bar.

Benefits

• 50 l/min nominal flow, maximum flow up to 170 l/min.
• Internal pilot supply and internal return limit piping to four ports.
• Command value +/-10 V, on-board electronics with internal position feedback, 24 VDC.
• Spool symbol W8, 3 switching positions, operating pressure up to 315 bar.
• Subplate mounting to ISO 4401-05-05-0-05, weight 8.46 kg.
• Pressure reducing valve in the pilot stage, NBR seals, UKCA conformity.

Technical data

Application

This version covers standard duties in machine tools and plastics machinery, such as controlled infeed and force build-up through the command value. Sufficient pressure in port P, from which the pilot stage is fed, is a precondition. The return line carries the pilot flow as well.

Manufacturer

Made by Bosch Rexroth under material number R900954647, type 4WRZE10W8-50-7X/6EG24ETK31/A1D3M of product family 4WRZ(E). The full set of characteristic curves is contained in data sheets RE 29115 and RE 07600-B.