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Proportional Directional Valve 4WRKE25W8-350L-3X/6EG24EK31/A1D3V - Bosch Rexroth R900715249
Internal pilot supply saves one line while the external return keeps pilot pressure clear of tank back pressure. The 4WRKE25W8-350L-3X/6EG24EK31/A1D3V combines both at 350 l/min nominal flow and 350 bar maximum operating pressure.
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Description
This version takes pilot oil from the main channel and releases it to tank through a line of its own. The 4WRKE25W8-350L-3X/6EG24EK31/A1D3V carries spool symbol W8, has FKM seals and runs 350 l/min nominal flow.
Benefits
- Internal pilot oil supply, external pilot oil return
- FKM seals for elevated oil temperatures
- Spool symbol W8, nominal flow 350 l/min, maximum flow 870 l/min
- Command value ±10 V, on-board electronics, 24 VDC supply
- Maximum operating pressure 350 bar, size 25, weight 17.82 kg
- Linear characteristic curve, ISO 4401-08-08-0-05 interface
Application
Intended for axes with high flow whose tank line stands under pressure. Only one extra line has to be run because the supply is internal. Size 25 subplate mounting follows ISO 4401-08-08-0-05.
Manufacturer
Bosch Rexroth, material number R900715249, type 4WRKE25W8-350L-3X/6EG24EK31/A1D3V.
Technical data
| Connection diagram | ISO 4401-08-08-0-05 |
|---|---|
| Max. flow | 870 l/min |
| Product family | 4WRKE |
| Type of connection | Subplate mounting |
| Nominal flow | 350 l/min |
| 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 | 25 |
| Seals | FKM |
| Electrical connector | Connector, 7-pole (6 + PE) |
| Type of actuation | Electrical with on-board electronics |
| Weight | 17.82 kg |
| Manufacturer | Bosch Rexroth |
| Hersteller-Nr | R900715249 |
| 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 directional valves, pilot-operated, with electrical position feedback and integrated EN
- Proportional-Wegeventil, vorgesteuert, ohne elektrische Wegrückführung, mit oder ohne integrierter (RD 29115) DE
- Proportional-Wegeventile, vorgesteuert, mit elektrischer Wegrückführung und integrierter Elektronik (RD 29075) DE
- Wege-Schieberventile, direktgesteuert, mit Magnetbetätigung DE
- Wege-Schieberventile, vorgesteuert, mit hydraulischer oder elektro-hydraulischer Betätigung (RD 24751) DE
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