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This build couples 350 l/min nominal flow with a fully external pilot circuit, keeping pilot pressure apart from working pressure. Control is analog at plus to minus 10 V, operating pressure reaches 350 bar.

Proportional Directional Valve 4WRTEM25E1-350L-4X/6EG24K31/A1M - Bosch Rexroth R901520855

BOSCH REXROTH Original product
Net price (excl. VAT)
€7,259.42
Item BRR-R901520855
Manufacturer no. R901520855
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Product data
Manufacturer no.R901520855
Country of originGermany
Customs tariff number84812010
ConditionNew
Artikel
BRR-R901520855
Frequently Bought Together

A high nominal flow of 350 l/min meets external pilot supply with external drain here. The pilot stage therefore keeps its authority even when working pressure collapses. Flow limit is 870 l/min, operating pressure 350 bar.

Benefits

  • 350 l/min nominal flow, 870 l/min flow limit at 350 bar
  • External pilot oil supply plus external pilot drain, separated circuits
  • Spool symbol E1 with 3 switching positions across 4 ports
  • Analog command plus to minus 10 V, on-board electronics on 24 VDC
  • NBR seals for HL fluid, mass of 18 kg

Technical data

Connection diagramISO 4401-08-08-0-05
Max. flow870 l/min
Product family4WRTE
Type of connectionSubplate mounting
Nominal flow350 l/min
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 E1
Operating pressure, max.350 bar
Size25
SealsNBR
Electrical connectorConnector, 7-pole (6 + PE)
Type of actuationElectrical with on-board electronics
Weight18 kg

Applications

Plants lowering loads or working against changing counter forces need a pilot circuit with its own supply. That is what this variant is built for. At 350 l/min it also moves cylinders of large piston area briskly.

Manufacturer

Bosch Rexroth assigns material number R901520855 to this valve. Curves plus performance limit diagrams of the 4WRTE range are documented by the manufacturer.

More Information
Hersteller-Nr R901520855
Manufacturer Bosch Rexroth
Country of Manufacture Germany
Weight 18.000000
Zolltarifnummer 84812010
GPSR Herstellerdaten Bosch Rexroth AG, Zum Eisengießer 1, DE-97816 Lohr am Main, www.boschrexroth.com
Artikel-Authentizität Original product
Artikelzustand New