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Symbol W8 at a nominal flow of 50 l/min, external pilot oil supply with internal return: this version needs only one additional line and can be shifted by hand through the concealed auxiliary actuation.
Proportional Directional Valve 4WRZ10W8-50-7X/6EG24N9TK4/M - Bosch Rexroth R901069038
BOSCH REXROTH
Original product
Net price (excl. VAT)
€2,540.07
Item
BRR-R901069038
Manufacturer no.
R901069038
Personal expert advice
Brand new
Specialist dealer since 2009
Original product
Worldwide shipping
Product data
Manufacturer no.R901069038
Country of originGermany
ConditionNew
Artikel
BRR-R901069038
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Where a separate pilot circuit exists but the return line stays unpressurised, external supply with internal return is enough. This size 10 valve is built that way and works at a nominal flow of 50 l/min to symbol W8, up to 170 l/min at maximum.
Benefits
- External pilot oil supply with internal pilot oil return, only one extra connection
- Nominal flow 50 l/min, maximum flow 170 l/min
- Symbol W8 in 3 switching positions across 4 ports
- Concealed auxiliary actuation for commissioning
- Operating pressure up to 315 bar, subplate mounting to ISO 4401-05-05-0-05
- NBR seals for HL hydraulic fluid, mass 7.76 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 | 50 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 | 7.76 kg |
Applications
The valve is installed in machine tools and presses with a separate pilot circuit. The steady pilot pressure gives predictable switching times even when working pressure fluctuates.
Manufacturer
Bosch Rexroth lists this item of product family 4WRZ(E) under material number R901069038. Dimensional drawings, characteristic curves and installation notes are given in data sheet RE 29115, the series overview is RE 07600-B.
| Weight | 7.760000 |
|---|---|
| Manufacturer | Bosch Rexroth |
| Hersteller-Nr | R901069038 |
| GPSR Herstellerdaten | Bosch Rexroth AG, Zum Eisengießer 1, DE-97816 Lohr am Main, www.boschrexroth.com |
| Artikelzustand | New |
| Artikel-Authentizität | Original product |
| Country of Manufacture | Germany |
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