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Proportional Directional Valve 4WRKE27E500L-3X/6EG24EK31/A1D3V - Bosch Rexroth R901266055

Bosch Rexroth ✓ Original product Brand new Made in Germany

Size 27, 500 l/min nominal flow and a plus/minus 10 V voltage command value: this pilot-operated proportional directional valve controls large flows with internal spool position feedback. Pilot oil is supplied internally and returned externally, operating pressure is 270 bar.

Net
€6,599.38
excl. VAT
Item BRR-R901266055
Manufacturer no. R901266055
Question about this item
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Description

A separate pilot line becomes unnecessary once the main circuit provides enough pressure. That is what this version of the 4WRKE27E500L-3X is built for, with internal pilot oil supply, external return and a plus/minus 10 V command value for 500 l/min nominal flow.

Benefits

  • Internal pilot oil supply cuts the piping effort at the subplate
  • 500 l/min nominal flow, 1000 l/min peak at 270 bar operating pressure
  • The plus/minus 10 V command value matches the common analog outputs of standard controllers
  • Internal spool position feedback keeps the characteristic curve reproducible
  • FKM seals widen the operating range compared with NBR
  • Spool symbol E with four ports and three switching positions

Applications

Fits hydraulic power units with steady system pressure, for instance in press lines and large handling axes. The linear characteristic curve simplifies tuning of speed profiles. Size 27 and connection diagram ISO 4401-08-08-0-05 allow replacement without reworking the subplate.

Manufacturer

Bosch Rexroth, material number R901266055, product family 4WRKE, weight 19.14 kg.

Technical data

Connection diagramISO 4401-08-08-0-05
Max. flow1000 l/min
Product family4WRKE
Type of connectionSubplate mounting
Nominal flow500 l/min
Supply voltage24 V DC
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 E
Operating pressure, max.270 bar
Size27
SealsFKM
Electrical connectorConnector, 7-pole (6 + PE)
Type of actuationElectrical with on-board electronics
Weight19.14 kg
ManufacturerBosch Rexroth
Hersteller-NrR901266055
GPSR HerstellerdatenBosch Rexroth AG, Zum Eisengießer 1, DE-97816 Lohr am Main, www.boschrexroth.com
ArtikelzustandNew
Artikel-AuthentizitätOriginal product
Country of ManufactureGermany

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