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Proportional Directional Valve 4WRZ32W8-520-7X/6EG24N9K4/D3V - Bosch Rexroth R900958445
For a cylinder that swallows 520 l/min and is fed from a shared pilot circuit, this is the matching version. The 4WRZ32W8-520-7X works with symbol W8, external pilot oil in both directions and up to 350 bar operating pressure.
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Description
A cylinder taking 520 l/min calls for size 32 and a cleanly separated pilot circuit. This valve is built for that with external pilot oil supply and external pilot oil return, works with spool symbol W8 and permits up to 1600 l/min through the unit.
Benefits
- 520 l/min nominal flow, maximum flow 1600 l/min
- External pilot oil supply and external pilot oil return for a separate pilot circuit
- Spool symbol W8, three switching positions, four ports
- Integrated pressure reducing valve, operating pressure up to 350 bar
- ISO 4401-10-09-0-05 port pattern, weight 43.72 kg, FKM seals
Applications
It controls main drives in presses, sheet metal machinery and test rigs. Control comes from external electronics with a 24 VDC supply. HL hydraulic fluid matches the mineral oil normally used in such plants.
Manufacturer
The Bosch Rexroth material number is R900958445. 2 manufacturer datasheets document frequency response, pilot oil demand and mounting dimensions.
Technical data
| Connection diagram | ISO 4401-10-09-0-05 |
|---|---|
| Max. flow | 1600 l/min |
| Product family | 4WRZ(E) |
| Type of connection | Subplate mounting |
| Nominal flow | 520 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 W8 |
| Operating pressure, max. | 350 bar |
| Size | 32 |
| Seals | FKM |
| Electrical connector | Connector, 3-pole (2 + PE) |
| Type of actuation | Electrical with external electronics |
| Weight | 43.72 kg |
| Manufacturer | Bosch Rexroth |
| Hersteller-Nr | R900958445 |
| 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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