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A steadily supplied pilot circuit keeps pilot timing independent of what happens in the working circuit. This build uses exactly that, with external supply, external drain, spool symbol W8 and 360 l/min nominal flow. The command value is ±10 V and operating pressure may reach 350 bar.

Proportional Directional Valve 4WRZE32W8-360-7X/6EG24N9K31/A1M - Bosch Rexroth R900775136

BOSCH REXROTH Original product
Net price (excl. VAT)
€6,912.73
Item BRR-R900775136
Manufacturer no. R900775136
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Brand new Specialist dealer since 2009 Original product Worldwide shipping
Product data
Manufacturer no.R900775136
Country of originGermany
Customs tariff number84812010
ConditionNew
Artikel
BRR-R900775136
Frequently Bought Together

Repeatable ramps only appear when the pilot stage always works at the same speed. This size 32 valve is fed entirely from an external pilot supply for that reason and controls 360 l/min nominal flow at up to 350 bar.

Key benefits

  • External pilot oil supply and external pilot oil return, giving constant pilot timing regardless of load pressure
  • 360 l/min nominal flow, with reserve in the size 32 body up to 1600 l/min
  • Command value ±10 V into the on-board electronics, 24 V DC supply
  • 350 bar operating pressure, 4 ports, 3 switching positions, mounting pattern ISO 4401-10-09-0-05
  • Spool symbol W8, concealed manual override, NBR seals, 43.1 kg

Technical data

Conformity descriptionUKCA - Electromagnetic compatibility (EMC) SI2016/1091
Connection diagramISO 4401-10-09-0-05
Max. flow1600 l/min
Product family4WRZ(E)
Type of connectionSubplate mounting
Nominal flow360 l/min
ConformityUKCA
Supply voltage24 VDC
ConnectivityAnalog, command value ±10 V
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.350 bar
Size32
SealsNBR
Electrical connectorConnector, 7-pole (6 + PE)
Type of actuationElectrical with on-board electronics
Weight43.1 kg

Applications

Used on test rigs and cycled lines where cycle time is tightly toleranced. The dedicated pilot circuit allows function checks with the working circuit unpressurised. Both pilot lines have to be planned into the manifold.

Manufacturer

Manufactured by Bosch Rexroth under material number R900775136. Characteristic curves and installation dimensions are given in datasheet RE 29115, the series overview in document RE 07600-B.

More Information
Hersteller-Nr R900775136
Manufacturer Bosch Rexroth
Country of Manufacture Germany
Weight 43.100000
Zolltarifnummer 84812010
GPSR Herstellerdaten Bosch Rexroth AG, Zum Eisengießer 1, DE-97816 Lohr am Main, www.boschrexroth.com
Artikel-Authentizität Original product
Artikelzustand New