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Proportional Directional Valve 4WRZE25W8-220-7X/6EG24N9ETK31/A1V - Bosch Rexroth R901514909

Bosch Rexroth ✓ Original product Brand new Made in Germany

A retrofit manifold rarely has spare galleries for pilot oil. This size 25 valve takes pilot oil internally, returning it internally, so neither X line nor Y line is required. 220 l/min nominal flow at 350 bar, spool symbol W8, ±10 V command value.

Net
€5,344.45
excl. VAT
Item BRR-R901514909
Manufacturer no. R901514909
Question about this item
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Description

Internal pilot oil supply combined with internal pilot oil return make this pilot-operated proportional directional valve in size 25 the simplest answer for an existing manifold: 220 l/min nominal flow at 350 bar with no extra piping.

Advantages

  • Pilot oil taken internally, discharged internally, so no external pilot lines are needed.
  • 220 l/min nominal flow at 350 bar operating pressure, 870 l/min maximum.
  • ±10 V command value on a 24 VDC supply, all through one 7-pole connector to EN 175201-804.
  • Concealed auxiliary actuation for emergency operation as well as setup work.
  • UKCA evidence, FKM seals, 20.5 kg.

Applications

Sensible on conversions of machine tools or presses whose manifold provides no separate pilot galleries. It assumes a system pressure that stays above minimum pilot pressure.

Manufacturer

Bosch Rexroth, material number R901514909. Genuine manufacturer part, not a replica. Every figure follows data sheets RE 29115 and RE 07600-B. Refer to the data sheet for characteristic curves and mounting dimensions.

Technical data

Conformity descriptionUKCA - Electromagnetic compatibility (EMC) SI2016/1091
Connection diagramISO 4401-08-08-0-05
Max. flow870 l/min
Product family4WRZ(E)
Type of connectionSubplate mounting
Nominal flow220 l/min
ConformityUKCA
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 W8
Operating pressure, max.350 bar
Size25
SealsFKM
Electrical connectorConnector, 7-pole (6 + PE)
Type of actuationElectrical with on-board electronics
Weight20.5 kg
ManufacturerBosch Rexroth
Hersteller-NrR901514909
Zolltarifnummer84812010
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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