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85 l/min nominal flow, external pilot supply and an internal drain: this version suits manifolds with their own pilot pump and a shared tank gallery. Spool symbol W8, ±10 V command value, 8.47 kg installed weight.
Proportional Directional Valve 4WRZE10W8-85-7X/6EG24N9TK31/A1D3M - Bosch Rexroth R901148877
BOSCH REXROTH
Original product
Net price (excl. VAT)
€3,572.95
Item
BRR-R901148877
Manufacturer no.
R901148877
Personal expert advice
Brand new
Specialist dealer since 2009
Original product
Worldwide shipping
Product data
Manufacturer no.R901148877
Country of originGermany
ConditionNew
Artikel
BRR-R901148877
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A dedicated pilot pump delivers constant pilot pressure regardless of the working circuit. This version connects it externally and returns pilot oil internally into the tank gallery while controlling 85 l/min nominal flow at 315 bar.
Benefits
- 85 l/min nominal flow and 170 l/min maximum flow.
- External pilot oil supply from a dedicated source, internal drain without a second return line.
- Pressure reducing valve in the pilot circuit for consistent switching times at 315 bar.
- Concealed manual override, ±10 V command value, 24 V DC supply.
- 8.47 kg weight, spool symbol W8, NBR seals, ISO 4401-05-05-0-05 interface.
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 | NBR |
| Electrical connector | Connector, 7-pole (6 + PE) |
| Type of actuation | Electrical with on-board electronics |
| Weight | 8.47 kg |
Applications
Widely used on presses and power units with a separate pilot circuit and a shared return. The arrangement allows brisk switching even when working pressure drops. 85 l/min is enough to extend and retract mid range cylinders quickly.
Manufacturer
Bosch Rexroth, material number R901148877. Series part from current production. Further ratings are in data sheet RE 29115 and in overview RE 07600-B.
| Hersteller-Nr | R901148877 |
|---|---|
| Manufacturer | Bosch Rexroth |
| Country of Manufacture | Germany |
| Weight | 8.461000 |
| 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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