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Proportional Directional Valve 4WRTE27E500P-4X/6EG24ETK31/A1M - Bosch Rexroth R901025779

Bosch Rexroth ✓ Original product Brand new Made in Germany

Where no separate pilot circuit exists, the valve has to supply itself. This size 27 unit draws pilot oil internally, returning it internally, at 500 l/min nominal flow with 270 bar. ±10 V command value, spool symbol E with a fine control range.

Net
€7,544.05
excl. VAT
Item BRR-R901025779
Manufacturer no. R901025779
Question about this item
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  • Invoice payment for regular customers
  • Worldwide shipping
  • Technical questions clarified with the manufacturer

Description

Internal pilot oil supply together with internal pilot oil return leave this pilot-operated proportional directional valve in size 27 ready to bolt on with no X line or Y line, while it moves 500 l/min nominal flow at 270 bar operating pressure.

Advantages

  • Pilot oil taken internally, returned internally, saving two lines in the manifold.
  • 500 l/min nominal flow with up to 1000 l/min maximum flow.
  • ±10 V command value at the on-board electronics on a 24 VDC supply.
  • Linear characteristic with a fine control range for slow approach motion.
  • 19.34 kg, NBR seals, HL hydraulic fluid, ISO 4401-08-07-0-05 pattern.

Applications

Intended for large presses, forging plants, retrofits where the existing manifold has no separate pilot galleries. System pressure must stay above minimum pilot pressure so the spool shifts reliably.

Manufacturer

Bosch Rexroth, material number R901025779. Genuine manufacturer part, not a replica.

Technical data

Connection diagramISO 4401-08-07-0-05
Max. flow1000 l/min
Product family4WRTE
Type of connectionSubplate mounting
Nominal flow500 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 E
Operating pressure, max.270 bar
Size27
SealsNBR
Electrical connectorConnector, 7-pole (6 + PE)
Type of actuationElectrical with on-board electronics
Weight19.34 kg
ManufacturerBosch Rexroth
Hersteller-NrR901025779
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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