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This version with symbol W8 and a nominal flow of 25 l/min carries a concealed auxiliary actuation that lets the spool be moved during commissioning without electronics. Mass 7.72 kg.
Proportional Directional Valve 4WRZ10W8-25-7X/6EG24N9ETK4/M - Bosch Rexroth R901071883
BOSCH REXROTH
Original product
Net price (excl. VAT)
€2,540.07
Item
BRR-R901071883
Manufacturer no.
R901071883
Personal expert advice
Brand new
Specialist dealer since 2009
Original product
Worldwide shipping
Product data
Manufacturer no.R901071883
Country of originGermany
ConditionNew
Artikel
BRR-R901071883
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During commissioning the electronics are often not ready while the axis already has to move. This proportional valve has a concealed auxiliary actuation for that. In service it carries a nominal flow of 25 l/min to symbol W8, with 170 l/min allowed at maximum.
Benefits
- Concealed auxiliary actuation for commissioning and fault finding without a control signal
- Nominal flow 25 l/min for slow, finely metered motions
- Symbol W8 in 3 switching positions across 4 ports
- Internal pilot oil supply and internal pilot oil return
- Maximum flow 170 l/min at an operating pressure of up to 315 bar
- NBR seals, subplate mounting to ISO 4401-05-05-0-05, mass 7.72 kg
Technical data
| Connection diagram | ISO 4401-05-05-0-05 |
| Max. flow | 170 l/min |
| Product family | 4WRZ(E) |
| Type of connection | Subplate mounting |
| Nominal flow | 25 l/min |
| Supply voltage | 24 VDC |
| Number of switching positions | 3 |
| Hydraulic fluid | HL |
| Number of ports | 4 |
| Electrical connection description | Connector, 7-pole (6 + PE) according to EN 175201-804 |
| Spool symbol | Symbol W8 |
| Operating pressure, max. | 315 bar |
| Size | 10 |
| Seals | NBR |
| Electrical connector | Connector, 3-pole (2 + PE) |
| Type of actuation | Electrical with external electronics |
| Weight | 7.72 kg |
Applications
The valve controls infeed and positioning axes in machine tools and test rigs. The concealed auxiliary actuation is useful during maintenance and troubleshooting while staying protected against accidental operation in service.
Manufacturer
Bosch Rexroth lists this item of product family 4WRZ(E) under material number R901071883. Dimensional drawings, characteristic curves and installation notes are given in data sheet RE 29115, the series overview is RE 07600-B.
| Hersteller-Nr | R901071883 |
|---|---|
| Manufacturer | Bosch Rexroth |
| Country of Manufacture | Germany |
| Weight | 7.720000 |
| GPSR Herstellerdaten | Bosch Rexroth AG, Zum Eisengießer 1, DE-97816 Lohr am Main, www.boschrexroth.com |
| Artikel-Authentizität | Original product |
| Artikelzustand | New |
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