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Proportional Directional Valve 4WRZE32W8-360-7X/6EG24N9EK31/A1V - Bosch Rexroth R900618790
Not every axis needs 520 l/min. This 4WRZE32 build is rated at 360 l/min nominal flow, runs internal pilot oil supply with external pilot oil return and weighs 38 kg. Operating pressure reaches 350 bar, command value is ±10 V.
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Description
A smaller nominal rating gives finer resolution over the same spool travel while keeping the mounting pattern unchanged. The 4WRZE32W8-360-7X/6EG24N9EK31/A1V provides 360 l/min nominal flow in size 32, takes pilot oil internally and returns it externally, at up to 350 bar operating pressure.
Benefits
- 360 l/min nominal flow with up to 1600 l/min maximum and 350 bar operating pressure.
- Internal pilot oil supply with external pilot oil return - no pilot power unit needed, pilot drain still unloaded.
- Spool symbol W8, three switching positions, four ports, ISO 4401-10-09-0-05 mounting pattern.
- ±10 V command value, on-board electronics, 24 VDC, 7-pole connector (6 + PE) to EN 175201-804.
- FKM seals, HL hydraulic fluid, concealed manual override, weight 38 kg.
Applications
Sensible for secondary and infeed axes in presses, machine tools and test rigs that share the size 32 manifold but draw less oil. If flow demand grows later, the 520 l/min build of the same series fits the identical mounting pattern.
Manufacturer
Bosch Rexroth lists this valve under material number R900618790. Characteristic curves and installation dimensions are given in data sheet RE 29115, RE 07600-B.
Technical data
| Conformity description | UKCA - electromagnetic compatibility (EMC) SI2016/1091 |
|---|---|
| Connection diagram | ISO 4401-10-09-0-05 |
| Max. flow | 1600 l/min |
| Product family | 4WRZ(E) |
| Type of connection | Subplate mounting |
| Nominal flow | 360 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. | 350 bar |
| Size | 32 |
| Seals | FKM |
| Electrical connector | Connector, 7-pole (6 + PE) |
| Type of actuation | Electrical with on-board electronics |
| Weight | 38 kg |
| Manufacturer | Bosch Rexroth |
| Hersteller-Nr | R900618790 |
| Zolltarifnummer | 84812010 |
| GPSR Herstellerdaten | Bosch Rexroth AG, Zum Eisengießer 1, DE-97816 Lohr am Main, www.boschrexroth.com |
| Artikelzustand | New |
| Artikel-Authentizität | Original product |
| Country of Manufacture | Germany |
Downloads
Datasheet
- Datasheet (PDF)
- Directional spool valves, direct operated (RE 23178) EN
- Directional spool valves, pilot-operated (RE 24751) EN
- Proportional directional valve, pilot-operated (RE 29115) EN
- Proportional-Wegeventil, vorgesteuert, ohne elektrische Wegrückführung, mit oder ohne integrierter (RD 29115) DE
- Wege-Schieberventile, direktgesteuert, mit Magnetbetätigung DE
- Wege-Schieberventile, vorgesteuert, mit hydraulischer oder elektro-hydraulischer Betätigung (RD 24751) DE
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