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Proportional Directional Valve 4WRTE25E1-350L-4X/6EG24EK31/A1M - Bosch Rexroth R900246200
High system pressure together with a return line that builds up back pressure is an awkward combination for the pilot stage. This size 25 4WRTE solves it with internal supply and external return at 350 l/min nominal flow through spool symbol E1.
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Description
When system pressure is sufficient but the tank line builds up back pressure, pilot oil needs a path of its own. This version drains it separately and meters 350 l/min nominal flow at 350 bar.
Benefits
- Internal pilot oil supply from main pressure, no separate pressure line required.
- External pilot oil return keeps the pilot stage clear of back pressure in the tank line.
- 350 l/min nominal flow at 350 bar, flow up to 870 l/min.
- Spool symbol E1, 3 switching positions, ±10 V command value, internal spool position feedback.
- 18 kg installed weight, NBR seals, HL hydraulic fluid.
Applications
Suitable for plants with return line filters or long collecting lines, for example in rolling mills and continuous casting lines. Where several large valves relieve at the same time, the dedicated drain line prevents pressure peaks in the pilot stage. Mounted on a subplate to ISO 4401-08-08-0-05.
Manufacturer
Bosch Rexroth, material number R900246200. Genuine series part from the manufacturer, not a replica. The values match the manufacturer BMEcat.
Technical data
| Connection diagram | ISO 4401-08-08-0-05 |
|---|---|
| Maximum flow | 870 l/min |
| Product family | 4WRTE |
| Type of connection | Subplate mounting |
| Nominal flow | 350 l/min |
| Supply voltage | 24 V DC |
| 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 E1 |
| 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 | 18 kg |
| Manufacturer | Bosch Rexroth |
| Hersteller-Nr | R900246200 |
| 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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