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Proportional Directional Valve 4WRTE25W8-220L-4X/6EG24ETK31/A1M - Bosch Rexroth R900954297

Bosch Rexroth ✓ Original product Brand new Made in Germany

A mid-size cylinder does not need 350 l/min, it needs fine resolution at 220 l/min. This size 25 4WRTE works with internal pilot oil supply and internal return and follows a ±10 V command value through spool symbol W8.

Net
€6,767.36
excl. VAT
Item BRR-R900954297
Manufacturer no. R900954297
Question about this item
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  • Invoice payment for regular customers
  • Worldwide shipping
  • Technical questions clarified with the manufacturer

Description

An oversized valve controls poorly at low speeds. With 220 l/min nominal flow at 350 bar this pilot-operated proportional directional valve in size 25 covers the middle power range, and pilot oil flows in and out internally.

Benefits

  • 220 l/min nominal flow gives finer resolution on mid-size cylinders than the 350 l/min version.
  • Internal pilot oil supply and internal return, no additional X or Y line needed.
  • 350 bar operating pressure, flow up to 870 l/min through size 25.
  • ±10 V command value, on-board electronics with internal spool position feedback.
  • Spool symbol W8, 3 switching positions, 17.94 kg installed weight.

Applications

Fits feed axes on machine tools, lifting tables and plastics machinery with mid-size cylinders. Fully internal pilot oil routing shortens commissioning because only P, A, B and T have to be piped. Connection diagram ISO 4401-08-08-0-05.

Manufacturer

Bosch Rexroth, material number R900954297. Genuine series part from the manufacturer, not a replica. All values match the manufacturer data record.

Technical data

Connection diagramISO 4401-08-08-0-05
Maximum flow870 l/min
Product family4WRTE
Type of connectionSubplate mounting
Nominal flow220 l/min
Supply voltage24 V DC
ConnectivityAnalog, command value ±10 V
Number of switching positions3
Hydraulic fluidHL
Number of ports4
Electrical connectionConnector, 7-pole (6 + PE) according to EN 175201-804
Spool symbolSymbol W8
Operating pressure, max.350 bar
Size25
SealsNBR
Electrical connectorConnector, 7-pole (6 + PE)
Type of actuationElectrical with on-board electronics
Weight17.94 kg
ManufacturerBosch Rexroth
Hersteller-NrR900954297
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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