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Proportional Directional Valve 4WRZE25W8-325-7X/6EG24N9K31/A1D3V - Bosch Rexroth R900964253
In manifolds carrying several large valves, one shared control-oil circuit pays off. This build is prepared for it: pilot oil comes in externally and leaves externally. Nominal flow 325 l/min, spool symbol W8, ±10 V command value, operating pressure up to 350 bar.
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Description
A centrally supplied control-oil circuit lets the pilot pressure for every valve on a manifold be set and filtered together. With external supply and external return, this size 25 build is laid out for exactly that while metering 325 l/min nominal flow.
Benefits
- External supply and external return, matched to a shared control-oil circuit on the manifold.
- 325 l/min nominal flow, flow up to 870 l/min, operating pressure up to 350 bar.
- ±10 V voltage command, 24 VDC supply, 7-pole connector (6 + PE) to EN 175201-804.
- Spool symbol W8 with 3 switching positions across 4 ports.
- Weight 20.62 kg, FKM seals, UKCA conformity to SI2016/1091.
Applications
Typical plants are large presses and plastics machines carrying several pilot-operated valves on one plate. The external pilot circuit can be built with its own filter and its own pressure protection. Both control-oil lines have to be connected during installation.
Manufacturer
Bosch Rexroth, material number R900964253. Product family 4WRZ(E) in size 25 with on-board electronics and concealed manual override. Further details are given in data sheets RE 29115 and RE 07600-B.
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 | 325 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 | Connector 7-pole (6 + PE) according to EN 175201-804 |
| Spool symbol | Symbol W8 |
| 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 | 20.62 kg |
| Manufacturer | Bosch Rexroth |
| Hersteller-Nr | R900964253 |
| 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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