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Where the tank gallery carries counter pressure, the pilot drain has to take its own route. In the EK31 version the 4WRZE16E125-7X feeds pilot oil internally and drains it externally, metering 125 l/min nominal flow at 350 bar.

Proportional Directional Valve 4WRZE16E125-7X/6EG24N9EK31/F1D3M - Bosch Rexroth R901493200

BOSCH REXROTH Original product
Net price (excl. VAT)
€3,800.31
Item BRR-R901493200
Manufacturer no. R901493200
Personal expert advice
Brand new Specialist dealer since 2009 Original product Worldwide shipping
Product data
Manufacturer no.R901493200
Country of originGermany
Customs tariff number84812010
ConditionNew
Artikel
BRR-R901493200
Frequently Bought Together

Return filters and long tank lines build counter pressure that upsets the pilot stage of a valve. In the 6EG24N9EK31 version the 4WRZE16E125-7X takes pilot oil internally and drains it through a dedicated Y port, at 125 l/min nominal flow and 350 bar.

Benefits

  • Internal pilot supply, external drain - the pilot circuit stays separated from counter pressure in the tank gallery.
  • 125 l/min nominal flow at 350 bar, up to 460 l/min in size 16.
  • Command value 4 to 20 mA, on-board electronics, 24 VDC.
  • Symbol E with concealed auxiliary actuation and a pressure reducing valve in the pilot stage.
  • 13 kg, NBR seals, UKCA to SI2016/1091, mounting pattern ISO 4401-07-07-0-05.

Technical data

Conformity descriptionUKCA - Electromagnetic compatibility (EMC) SI2016/1091
Connection diagramISO 4401-07-07-0-05
Max. flow460 l/min
Product family4WRZ(E)
Type of connectionSubplate mounting
Nominal flow125 l/min
ConformityUKCA
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 E
Operating pressure, max.350 bar
Size16
SealsNBR
Electrical connectorConnector, 7-pole (6 + PE)
Type of actuationElectrical with on-board electronics
Weight13 kg

Application

Worth choosing in circuits with a return filter, an oil cooler or a long tank line, where tank pressure is not zero. The Y port has to exist in the manifold and reach tank unpressurised. Otherwise the advantage over the purely internal version is lost.

Manufacturer

Bosch Rexroth, material number R901493200, type 4WRZE16E125-7X/6EG24N9EK31/F1D3M, 4WRZ(E) product family, component series 7X. Curves and port patterns are listed in the data sheets Proportional directional valve, pilot-operated (RE 29115) and Hydraulic valves (RE 07600-B).

More Information
Weight 13.000000
Manufacturer Bosch Rexroth
Hersteller-Nr R901493200
Zolltarifnummer 84812010
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