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Proportional Directional Valve 4WRZE25E220-7X/6EG24N9K31/A1D3V - Bosch Rexroth R900963715
At 220 l/min nominal flow this valve resolves small command changes more finely than the 325 l/min variant of the same series. Spool symbol E, ±10 V command value and operating pressure up to 350 bar. Pilot oil is supplied and returned externally.
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Description
Not every axis needs 325 l/min. Where 220 l/min is enough, this symbol E valve resolves the lower part of the characteristic curve more finely and keeps the same size 25 subplate pattern.
Benefits
- 220 l/min nominal flow, finer command resolution than the 325 l/min version
- Spool symbol E, three switching positions, four ports
- Voltage command value ±10 V on the on-board electronics, supply 24 VDC
- External pilot feed and external return, operating pressure up to 350 bar
- Mass 20.72 kg, mounting pattern ISO 4401-08-08-0-05
Application
The version suits axes with limited flow demand where positioning accuracy matters more than speed. Tool adjustment drives, clamping systems and test axes fall into that group. The external pilot circuit assumes a dedicated pilot oil supply.
Manufacturer
The manufacturer is Bosch Rexroth and the material number is R900963715. Data sheet RE 29115 carries all characteristic curves and installation data, complemented by overview 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 | 220 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 E |
| 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 | 20.72 kg |
| Manufacturer | Bosch Rexroth |
| Hersteller-Nr | R900963715 |
| 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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