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A valve with 220 l/min nominal flow and its own pressure reducing valve in the pilot circuit is cut out for large plants. The 4WRZ25W9-220-7X/6EG24N9K4/D3V works with spool symbol W9, holds up to 350 bar and weighs 18.2 kg.
Proportional Directional Valve 4WRZ25W9-220-7X/6EG24N9K4/D3V - Bosch Rexroth R900722083
BOSCH REXROTH
Original product
Net price (excl. VAT)
€4,520.47
Item
BRR-R900722083
Manufacturer no.
R900722083
Personal expert advice
Brand new
Specialist dealer since 2009
Original product
Worldwide shipping
Product data
Manufacturer no.R900722083
Country of originGermany
Customs tariff number84812010
ConditionNew
Artikel
BRR-R900722083
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At flows of this order the pilot pressure has to stay limited, otherwise the pilot stage works outside its range. The 4WRZ25W9-220-7X/6EG24N9K4/D3V carries a pressure reducing valve for that and meters 220 l/min nominal flow in size 25.
Benefits
- 220 l/min nominal flow, up to 870 l/min throughput, connection pattern ISO 4401-08-08-0-05.
- With a pressure reducing valve in the pilot circuit, pilot oil supplied and drained externally.
- Electrical with external electronics, 24 VDC supply, spool symbol W9.
- 350 bar maximum operating pressure, three switching positions, four ports.
- Concealed auxiliary actuation for setup mode, pilot-operated spool valve.
- 18.2 kg, FKM seals, HL hydraulic fluid, size 25 on a subplate.
Technical data
| 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 |
| 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 W9 |
| Operating pressure, max. | 350 bar |
| Size | 25 |
| Seals | FKM |
| Electrical connector | Connector, 3-pole (2 + PE) |
| Type of actuation | Electrical with external electronics |
| Weight | 18.2 kg |
Applications
The valve serves main axes of presses, stretching lines and test rigs that meter large oil volumes proportionally. The external electronics sit in the cabinet and can be parameterised there. Concealed auxiliary actuation allows the axis to be moved in setup mode without a command signal.
Manufacturer
Bosch Rexroth, material number R900722083. Characteristic curves, dimensions and pilot oil demand are given in data sheets RE 29115 and RE 07600-B.
| Hersteller-Nr | R900722083 |
|---|---|
| Manufacturer | Bosch Rexroth |
| Country of Manufacture | Germany |
| Weight | 18.200000 |
| Zolltarifnummer | 84812010 |
| GPSR Herstellerdaten | A1-ESD equipment GmbH. Keldersstr. 15, DE-42697 Solingen, www.esd.equipment |
| Artikel-Authentizität | Original product |
| Artikelzustand | New |
| Position sensing | No |
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