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When pilot pressure is already present in the main circuit, the pilot stage can be fed internally. The 4WRZ25W9-325 uses exactly that and routes the return separately to the outside. Nominal flow 325 l/min, spool symbol W9, operating pressure up to 350 bar.
Proportional Directional Valve 4WRZ25W9-325-7X/6EG24N9EK4/V - Bosch Rexroth R900975730
BOSCH REXROTH
Original product
Net price (excl. VAT)
€4,771.91
Item
BRR-R900975730
Manufacturer no.
R900975730
Personal expert advice
Brand new
Specialist dealer since 2009
Original product
Worldwide shipping
Product data
Manufacturer no.R900975730
Country of originGermany
ConditionNew
Artikel
BRR-R900975730
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If the main circuit supplies pilot pressure anyway, internal supply saves a dedicated line. The 4WRZ25W9-325-7X/6EG24N9EK4/V works with internal pilot oil supply and external pilot oil return and meters 325 l/min nominal flow.
Benefits
- Internal pilot oil supply, external pilot oil return, without pressure reducing valve
- Nominal flow 325 l/min, maximum flow 870 l/min
- Spool symbol W9, three switching positions across four ports
- Pilot-operated spool valve with concealed auxiliary actuation
- Maximum operating pressure 350 bar, FKM seals, weight 20.26 kg
Technical data
| Connection diagram | ISO 4401-08-08-0-05 |
| Max. flow | 870 l/min |
| Product family | 4WRZ(E) |
| Type of connection | Subplate mounting |
| Nominal flow | 325 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 W9 |
| Operating pressure, max. | 350 bar |
| Size | 25 |
| Seals | FKM |
| Electrical connector | Connector, 3-pole (2 + PE) |
| Type of actuation | Electrical with external electronics |
| Weight | 20.26 kg |
Applications
Meant for large cylinder axes on presses, test rigs and forming plants with a shared pressure supply. The external return keeps tank pressure away from the pilot stage. Control runs through external electronics, 24 VDC supply.
Manufacturer
Bosch Rexroth, material number R900975730, type 4WRZ25W9-325-7X/6EG24N9EK4/V. Design and characteristic curves are in the data sheet Proportional directional valve, pilot-operated RE 29115.
| Hersteller-Nr | R900975730 |
|---|---|
| Manufacturer | Bosch Rexroth |
| Country of Manufacture | Germany |
| Weight | 20.260000 |
| 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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