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Symbol W8 opens A and B to tank in mid position and lets an axis coast. The 4WRZE10W8-85-7X meters 85 l/min at 315 bar with it and takes its command as a ±10 V signal.
Proportional Directional Valve 4WRZE10W8-85-7X/6EG24ETK31/A1D3V - Bosch Rexroth R901072669
BOSCH REXROTH
Original product
Net price (excl. VAT)
€3,833.80
Item
BRR-R901072669
Manufacturer no.
R901072669
Personal expert advice
Brand new
Specialist dealer since 2009
Original product
Worldwide shipping
Product data
Manufacturer no.R901072669
Country of originGermany
ConditionNew
Artikel
BRR-R901072669
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Whether an axis stops dead or is free to coast when switched off is set by the spool symbol. The 4WRZE10W8-85-7X works with symbol W8 and meters 85 l/min nominal flow at 315 bar in its end positions.
Benefits
- Symbol W8 - a defined mid position, matched to axes that hold by other means than the valve.
- 85 l/min nominal flow at 315 bar, up to 170 l/min maximum flow.
- Command value ±10 V, the sign sets the direction, 24 VDC supply.
- Pressure reducing valve in the pilot circuit and internal pilot routing without X or Y galleries.
- 8.48 kg, FKM seals, UKCA to SI2016/1091, size 10.
Technical data
| Conformity description | UKCA - Electromagnetic compatibility (EMC) SI2016/1091 |
| Connection diagram | ISO 4401-05-05-0-05 |
| Max. flow | 170 l/min |
| Product family | 4WRZ(E) |
| Type of connection | Subplate mounting |
| Nominal flow | 85 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 W8 |
| Operating pressure, max. | 315 bar |
| Size | 10 |
| Seals | FKM |
| Electrical connector | Connector, 7-pole (6 + PE) |
| Type of actuation | Electrical with on-board electronics |
| Weight | 8.48 kg |
Application
Intended for axes that should not be clamped when de-energised, feeds with an external brake for instance. The ±10 V voltage command suits most axis controllers without a signal converter. Loads that have to be held still need a load holding valve of their own.
Manufacturer
Bosch Rexroth, material number R901072669, type 4WRZE10W8-85-7X/6EG24ETK31/A1D3V, 4WRZ(E) product family, component series 7X. The data sheets Proportional directional valve, pilot-operated (RE 29115) and Hydraulic valves (RE 07600-B) carry the fundamentals and the ratings.
| Hersteller-Nr | R901072669 |
|---|---|
| Manufacturer | Bosch Rexroth |
| Country of Manufacture | Germany |
| Weight | 8.480000 |
| 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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