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Without separately routed pilot lines, fully internal piloting is the simplest arrangement. The 4WRZ25W9-220-7X/6EG24N9ETK4/D3M handles supply and return internally, delivers 220 l/min nominal flow and weighs 20.68 kg at 350 bar operating pressure.
Proportional Directional Valve 4WRZ25W9-220-7X/6EG24N9ETK4/D3M - Bosch Rexroth R901335483
BOSCH REXROTH
Original product
Net price (excl. VAT)
€4,568.92
Item
BRR-R901335483
Manufacturer no.
R901335483
Personal expert advice
Brand new
Specialist dealer since 2009
Original product
Worldwide shipping
Product data
Manufacturer no.R901335483
Country of originGermany
ConditionNew
Artikel
BRR-R901335483
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Where neither pilot supply nor pilot return is routed separately, the valve has to handle both itself. The 4WRZ25W9-220-7X/6EG24N9ETK4/D3M works with internal supply and internal return and moves 220 l/min nominal flow.
Benefits
- 220 l/min nominal flow at an operating pressure of up to 350 bar.
- Pilot-operated spool valve in size 25, throughput up to 870 l/min.
- Pilot oil supplied internally and returned internally in this version.
- External electronics take over the control, 24 V DC supply.
- Symbol W9, 20.68 kg, hydraulic fluid HL, NBR seals.
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 | NBR |
| Electrical connector | Connector, 3-pole (2 + PE) |
| Type of actuation | Electrical with external electronics |
| Weight | 20.68 kg |
Applications
It is used in control manifolds of large axes where a command value has to be turned into speed steplessly. The concealed auxiliary actuation allows the axis to be moved during commissioning without an electrical signal.
Manufacturer
The manufacturer is Bosch Rexroth, material number R901335483. Characteristic curves, installation dimensions and tightening torques are in data sheet RE 29115.
| Weight | 20.680000 |
|---|---|
| Manufacturer | Bosch Rexroth |
| Hersteller-Nr | R901335483 |
| 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 |
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