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Proportional Directional Valve 4WRZ10E25-7X/6EG24N9TK4/M - Bosch Rexroth R901037623
Pilot pressure comes from a source of its own here, while the return runs through the valve tank gallery. At 25 l/min nominal flow this combination saves a line and still keeps pilot pressure steady, at 315 bar maximum operating pressure.
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Description
4WRZ10E25-7X/6EG24N9TK4/M uses an external pilot oil supply and an internal pilot oil return. Pilot pressure is therefore independent of working pressure without laying a second return line. Nominal flow is 25 l/min and the mass 7.76 kg.
Advantages
- External pilot oil supply for a pilot pressure independent of the main circuit
- Internal pilot oil return, removing the need for a separate drain line
- 25 l/min nominal flow, maximum flow 170 l/min
- Symbol E with three switching positions, maximum operating pressure 315 bar
- 7.76 kg mass, NBR seals, HL hydraulic fluid
- Concealed auxiliary actuation and a connector to EN 175201-804
Application
Pilot-operated proportional directional valve in size 10 to connection diagram ISO 4401-05-05-0-05. Control is handled by external amplifier electronics at 24 VDC and the power connector is a 7-pole (6 + PE) type to EN 175201-804. This porting suits plants that already have a pilot pressure circuit, for example from an existing accumulator.
Manufacturer
Bosch Rexroth, material number R901037623. All sizing data and characteristic curves are given in the data sheet Proportional directional valve, pilot-operated (RE 29115) and Hydraulic valves and hydro- (RE 07600-B).
Technical data
| Connection diagram | ISO 4401-05-05-0-05 |
|---|---|
| Max. flow | 170 l/min |
| Product family | 4WRZ(E) |
| Type of connection | Subplate mounting |
| Nominal flow | 25 l/min |
| Supply voltage | 24 VDC |
| 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. | 315 bar |
| Size | 10 |
| Seals | NBR |
| Electrical connector | Connector, 3-pole (2 + PE) |
| Type of actuation | Electrical with external electronics |
| Weight | 7.76 kg |
| Manufacturer | Bosch Rexroth |
| Hersteller-Nr | R901037623 |
| 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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