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A 4...20 mA current command value and external pilot oil routing come together in this valve with spool symbol W8. The size 25 unit meters 350 l/min nominal flow and is released for operating pressure up to 350 bar.

Proportional Directional Valve 4WRKE25W8-350L-3X/6EG24K31/F1D3M - Bosch Rexroth R900979857

BOSCH REXROTH Original product
Net price (excl. VAT)
€5,506.66
Item BRR-R900979857
Manufacturer no. R900979857
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Brand new Specialist dealer since 2009 Original product Worldwide shipping
Product data
Manufacturer no.R900979857
Country of originGermany
ConditionNew
Artikel
BRR-R900979857

Long signal runs in extensive plants speak for a current signal. The 4WRKE25W8-350L-3X takes the command value as 4...20 mA and meters 350 l/min nominal flow at up to 350 bar, with pilot oil supply and return both external.

Benefits

  • 4...20 mA current command value, insensitive to voltage drop on long cables
  • External pilot oil supply and external pilot oil return
  • 350 l/min nominal flow, flow rate up to 870 l/min
  • Spool symbol W8, operating pressure up to 350 bar
  • 17.96 kg weight, ISO 4401-08-08-0-05 connection diagram

Technical data

Connection diagramISO 4401-08-08-0-05
Max. flow870 l/min
Product family4WRKE
Type of connectionSubplate mounting
Nominal flow350 l/min
Supply voltage24 VDC
ConnectivityAnalog, command value 4...20 mA
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
Size25
SealsNBR
Electrical connectorConnector, 7-pole (6 + PE)
Type of actuationElectrical with on-board electronics
Weight17.96 kg

Applications

Valves of this type sit in rolling mills, press lines and water engineering plants where the cabinet stands far from the drive. The on-board electronics convert the current signal directly at the valve. Supply is 24 V DC through the 7-pole connector (6 + PE).

Manufacturer

Bosch Rexroth, material number R900979857. The type code 4WRKE25W8-350L-3X/6EG24K31/F1D3M defines size, spool symbol, pilot oil routing and command value type without ambiguity.

More Information
Weight 17.960000
Manufacturer Bosch Rexroth
Hersteller-Nr R900979857
GPSR Herstellerdaten Bosch Rexroth AG, Zum Eisengießer 1, DE-97816 Lohr am Main, www.boschrexroth.com
Artikelzustand New
Artikel-Authentizität Original product
Country of Manufacture Germany