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Proportional Directional Valve 4WRTE25W6-220L-4X/6EG24ETK31/A1M - Bosch Rexroth R900754085
Smooth acceleration without a jolt needs a spool that opens finely at the start of travel. This 4WRTE25W6-220L-4X combines spool symbol W6 with 220 l/min nominal flow, works at 350 bar and routes pilot oil internally in both directions.
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Description
When starting a heavy mass, the spool characteristic decides how smoothly the axis picks up. This 4WRTE25 uses spool symbol W6 and a nominal flow of 220 l/min, while 870 l/min remain available at peak.
Benefits
- Spool symbol W6 with 220 l/min nominal flow for graded acceleration
- 870 l/min maximum flow as reserve for rapid traverse
- Internal pilot oil supply and internal pilot oil return
- Analog ±10 V command value, on-board electronics, 7-pole connector to EN 175201-804
- ISO 4401-08-08-0-05 interface, 350 bar operating pressure, NBR seals
Applications
Suited to hoists, travel drives and gantry axes where large masses are accelerated and braked again. The internal pilot circuit keeps piping work low. The ±10 V voltage command value allows ramps to be programmed directly in the machine control.
Manufacturer
Bosch Rexroth, material number R900754085, type 4WRTE25W6-220L-4X/6EG24ETK31/A1M, component series 4X.
Technical data
| Connection diagram | ISO 4401-08-08-0-05 |
|---|---|
| Max. flow | 870 l/min |
| Product family | 4WRTE |
| Type of connection | Subplate mounting |
| Nominal flow | 220 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 W6 |
| Operating pressure, max. | 350 bar |
| Size | 25 |
| Seals | NBR |
| Electrical connector | Connector, 7-pole (6 + PE) |
| Type of actuation | Electrical with on-board electronics |
| Weight | 17.92 kg |
| Manufacturer | Bosch Rexroth |
| Hersteller-Nr | R900754085 |
| 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 control valves, pilot-operated, with electrical position feedback and integrated EN
- 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
- Regel-Wegeventile, vorgesteuert, mit elektrischer Wegrückführung und integrierter Elektronik (OBE) DE
- Wege-Schieberventile, direktgesteuert, mit Magnetbetätigung DE
- Wege-Schieberventile, vorgesteuert, mit hydraulischer oder elektro-hydraulischer Betätigung (RD 24751) DE
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