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This version with symbol W8 and a nominal flow of 25 l/min carries a concealed auxiliary actuation that lets the spool be moved during commissioning without electronics. Mass 7.72 kg.

Proportional Directional Valve 4WRZ10W8-25-7X/6EG24N9ETK4/M - Bosch Rexroth R901071883

BOSCH REXROTH Original product
Net price (excl. VAT)
€2,540.07
Item BRR-R901071883
Manufacturer no. R901071883
Personal expert advice
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Product data
Manufacturer no.R901071883
Country of originGermany
ConditionNew
Artikel
BRR-R901071883
Frequently Bought Together

During commissioning the electronics are often not ready while the axis already has to move. This proportional valve has a concealed auxiliary actuation for that. In service it carries a nominal flow of 25 l/min to symbol W8, with 170 l/min allowed at maximum.

Benefits

  • Concealed auxiliary actuation for commissioning and fault finding without a control signal
  • Nominal flow 25 l/min for slow, finely metered motions
  • Symbol W8 in 3 switching positions across 4 ports
  • Internal pilot oil supply and internal pilot oil return
  • Maximum flow 170 l/min at an operating pressure of up to 315 bar
  • NBR seals, subplate mounting to ISO 4401-05-05-0-05, mass 7.72 kg

Technical data

Connection diagramISO 4401-05-05-0-05
Max. flow170 l/min
Product family4WRZ(E)
Type of connectionSubplate mounting
Nominal flow25 l/min
Supply voltage24 VDC
Number of switching positions3
Hydraulic fluidHL
Number of ports4
Electrical connection descriptionConnector, 7-pole (6 + PE) according to EN 175201-804
Spool symbolSymbol W8
Operating pressure, max.315 bar
Size10
SealsNBR
Electrical connectorConnector, 3-pole (2 + PE)
Type of actuationElectrical with external electronics
Weight7.72 kg

Applications

The valve controls infeed and positioning axes in machine tools and test rigs. The concealed auxiliary actuation is useful during maintenance and troubleshooting while staying protected against accidental operation in service.

Manufacturer

Bosch Rexroth lists this item of product family 4WRZ(E) under material number R901071883. Dimensional drawings, characteristic curves and installation notes are given in data sheet RE 29115, the series overview is RE 07600-B.

More Information
Hersteller-Nr R901071883
Manufacturer Bosch Rexroth
Country of Manufacture Germany
Weight 7.720000
GPSR Herstellerdaten Bosch Rexroth AG, Zum Eisengießer 1, DE-97816 Lohr am Main, www.boschrexroth.com
Artikel-Authentizität Original product
Artikelzustand New