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Back pressure in the tank channel disturbs the pilot stage more than the main flow. The 4WRZ25E1-325-7X/6EG24N9EK4/D3M therefore discharges pilot oil externally while taking it internally, meters 325 l/min to symbol E1 and weighs 20.42 kg.

Proportional Directional Valve 4WRZ25E1-325-7X/6EG24N9EK4/D3M - Bosch Rexroth R900973574

BOSCH REXROTH Original product
Net price (excl. VAT)
€4,287.35
Item BRR-R900973574
Manufacturer no. R900973574
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Product data
Manufacturer no.R900973574
Country of originGermany
ConditionNew
Artikel
BRR-R900973574
Frequently Bought Together

The 4WRZ25E1-325-7X/6EG24N9EK4/D3M takes the pilot oil internally and returns it through a line of its own. The pilot stage stays independent of back pressure in the return and nominal flow is 325 l/min.

Benefits

  • Internal pilot oil supply, external return, pilot stage independent of tank channel back pressure.
  • Nominal flow 325 l/min, maximum 870 l/min at 350 bar operating pressure.
  • Spool symbol E1, pilot-operated spool valve with 3 switching positions.
  • Integrated pressure reducing valve keeps pilot pressure independent of system pressure.
  • 20.42 kg, NBR seals, connection diagram ISO 4401-08-08-0-05, external electronics.

Technical data

Connection diagramISO 4401-08-08-0-05
Max. flow870 l/min
Product family4WRZ(E)
Type of connectionSubplate mounting
Nominal flow325 l/min
Supply voltage24 VDC
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, 3-pole (2 + PE)
Type of actuationElectrical with external electronics
Weight20.42 kg

Applications

The version is used on plants with long return lines or with filters and coolers in the tank channel. The back pressure that builds there otherwise affects the switching times of the pilot stage. Through its own return line the pilot stage stays unaffected.

Manufacturer

The manufacturer is Bosch Rexroth, material number R900973574, product family 4WRZ(E). Data sheet RE 29115 describes characteristic curves and pilot oil variants, RE 07600-B gives the range overview.

More Information
Hersteller-Nr R900973574
Manufacturer Bosch Rexroth
Country of Manufacture Germany
Weight 20.420000
GPSR Herstellerdaten Bosch Rexroth AG, Zum Eisengießer 1, DE-97816 Lohr am Main, www.boschrexroth.com
Artikel-Authentizität Original product
Artikelzustand New