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Meters 220 l/min nominal flow with spool symbol W6 at a mass of 21.75 kg. Pilot oil is taken internally and discharged through an external Y line, which keeps tank line back pressure away. Command value ±10 V, operating pressure up to 350 bar.
Proportional Directional Valve 4WRZE25W6-220-7X/6EG24N9EK31/A1D3V - Bosch Rexroth R900717757
BOSCH REXROTH
Original product
Net price (excl. VAT)
€4,772.83
Item
BRR-R900717757
Manufacturer no.
R900717757
Personal expert advice
Brand new
Specialist dealer since 2009
Original product
Worldwide shipping
Product data
Manufacturer no.R900717757
Country of originGermany
Customs tariff number84812010
ConditionNew
Artikel
BRR-R900717757
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Total price
At 21.75 kg this valve is the heaviest representative of its configuration in the series. It meters 220 l/min nominal flow with spool symbol W6, takes pilot oil internally and discharges it externally through Y.
Benefits
- Internal pilot feed without a separate pilot pump, external return through Y
- 220 l/min nominal flow, valve maximum 870 l/min, operating pressure up to 350 bar
- Spool symbol W6, three switching positions across four ports
- Command value ±10 V, electronics inside the valve, 7-pole connector (6 + PE)
- Mass 21.75 kg, FKM seals for HL hydraulic fluid
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 | FKM |
| Electrical connector | Connector, 7-pole (6 + PE) |
| Type of actuation | Electrical with on-board electronics |
| Weight | 21.75 kg |
Application
The valve goes into axes whose power unit has no pilot supply of its own but whose tank line carries pressure. The separate Y return resolves exactly that conflict. Fixing follows ISO 4401-08-08-0-05 and calls for a subplate with an open Y port.
Manufacturer
Bosch Rexroth lists the valve under material number R900717757. Step response, characteristic curves and installation dimensions follow data sheet RE 29115, plus RE 07600-B.
| Hersteller-Nr | R900717757 |
|---|---|
| Manufacturer | Bosch Rexroth |
| Country of Manufacture | Germany |
| Weight | 3.580000 |
| Zolltarifnummer | 84812010 |
| GPSR Herstellerdaten | A1-ESD equipment GmbH. Keldersstr. 15, DE-42697 Solingen, www.esd.equipment |
| Artikel-Authentizität | Original product |
| Artikelzustand | New |
| Position sensing | No |
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