Bosch Rexroth Proportional Directional Valves, Pilot Operated, Without Electrical Position Feedback - 4WRZ(E)

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The valve type 4WRZ(E) is a pilot operated proportional directional valve for subplate mounting. Operation is effected by means of proportional solenoids.
The solenoids are either controlled via external or via integrated electronics (OBE).

The sizes of the 7X series valve comprise: 10, 16, 25, 32, and 52. The valve has a maximum operating pressure of 350 bar and a maximum flow of 2800 l/min.

Some of the features of the proportional valve include:

  • For subplate mounting.
  • Porting pattern according to ISO 4401.
  • With integrated electronics (OBE) with type 4WRZEM.
  • Pilot control by means of a 3-way pressure reducing valve.
  • Spring-centered main control spool with anti-rotation feature.
  • Different control spool overlaps possible.
Bosch Rexroth 4WRZ(E)

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