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This build covers the middle flow range and keeps the pilot circuit fully external. It meters 220 l/min nominal at 350 bar through the W6 spool, driven by a ±10 V command value at the on-board electronics.
Proportional Directional Valve 4WRZE25W6-220-7X/6EG24N9K31/A1D3M - Bosch Rexroth R900618373
BOSCH REXROTH
Original product
Net price (excl. VAT)
€4,823.97
Item
BRR-R900618373
Manufacturer no.
R900618373
Personal expert advice
Brand new
Specialist dealer since 2009
Original product
Worldwide shipping
Product data
Manufacturer no.R900618373
Country of originGermany
Customs tariff number84812010
ConditionNew
Artikel
BRR-R900618373
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Sitting between the 325 l/min build and smaller sizes, this valve offers 220 l/min nominal flow rated for 350 bar. Pilot oil supply and return are routed externally and the command value arrives as a ±10 V voltage signal.
Benefits
- Nominal flow 220 l/min for medium cylinder speeds, up to 870 l/min through the valve
- External pilot oil supply and return for an independently designed pilot circuit
- Command value ±10 V, the on-board electronics handle control and output stage
- Operating pressure 350 bar, three switching positions, four ports
- W6 spool on port pattern ISO 4401-08-08-0-05
- Weight 20.64 kg, NBR seals
Technical data
| Conformity description | UKCA - Electromagnetic compatibility (EMC) SI2016/1091 |
| 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 |
| Conformity | UKCA |
| Supply voltage | 24 VDC |
| Connectivity | Analog, command value ±10 V |
| 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 W6 |
| Operating pressure, max. | 350 bar |
| Size | 25 |
| Seals | NBR |
| Electrical connector | Connector, 7-pole (6 + PE) |
| Type of actuation | Electrical with on-board electronics |
| Weight | 20.64 kg |
Application
The valve is intended for forming machines, lifting gear and test rigs with medium flow demand. An external pilot circuit lets several valves be fed from one cleanly filtered source. The concealed auxiliary actuation stays accessible for service work.
Manufacturer
Bosch Rexroth lists this valve under material number R900618373. The manufacturer datasheet with characteristic curves, port pattern and installation dimensions is available in the download area of this page.
| Hersteller-Nr | R900618373 |
|---|---|
| Manufacturer | Bosch Rexroth |
| Country of Manufacture | Germany |
| Weight | 20.640000 |
| Zolltarifnummer | 84812010 |
| 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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