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If the pilot stage is to share neither pressure nor return with the working circuit, both paths are routed externally. The 4WRZ25W8-220 is built that way, spool symbol W8, 220 l/min nominal flow. Weight 20.52 kg, operating pressure up to 350 bar.
Proportional Directional Valve 4WRZ25W8-220-7X/6EG24N9K4/D3V - Bosch Rexroth R900951702
BOSCH REXROTH
Original product
Net price (excl. VAT)
€4,716.08
Item
BRR-R900951702
Manufacturer no.
R900951702
Personal expert advice
Brand new
Specialist dealer since 2009
Original product
Worldwide shipping
Product data
Manufacturer no.R900951702
Country of originGermany
ConditionNew
Artikel
BRR-R900951702
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If the pilot stage is to share neither pressure nor return with the working circuit, both paths are routed to the outside. The 4WRZ25W8-220-7X/6EG24N9K4/D3V is built that way and meters 220 l/min nominal flow with spool symbol W8.
Benefits
- External pilot oil supply and external return, separated from the working circuit
- Spool symbol W8, three switching positions, pressure reducing valve fitted
- Nominal flow 220 l/min, maximum flow 870 l/min
- Pilot-operated spool valve with concealed auxiliary actuation
- Maximum operating pressure 350 bar, FKM seals, weight 20.52 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 | 220 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. | 350 bar |
| Size | 25 |
| Seals | FKM |
| Electrical connector | Connector, 3-pole (2 + PE) |
| Type of actuation | Electrical with external electronics |
| Weight | 20.52 kg |
Applications
Fits plants with their own pilot pressure station and a separate pilot oil return, such as large presses and test rigs. The pilot stage then stays untouched by load changes in the working circuit. Control through external electronics.
Manufacturer
Bosch Rexroth, material number R900951702, type 4WRZ25W8-220-7X/6EG24N9K4/D3V. Design and characteristic curves are in the data sheet Proportional directional valve, pilot-operated RE 29115.
| Hersteller-Nr | R900951702 |
|---|---|
| Manufacturer | Bosch Rexroth |
| Country of Manufacture | Germany |
| Weight | 20.520000 |
| 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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