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Working without X and Y lines while still controlling by a current signal: this valve feeds and drains pilot oil internally and takes 4...20 mA as its command value. It meters 220 l/min nominal flow at up to 350 bar.
Proportional Directional Valve 4WRKE25W8-220L-3X/6EG24ETK31/F1D3M - Bosch Rexroth R900766959
BOSCH REXROTH
Original product
Net price (excl. VAT)
€5,506.66
Item
BRR-R900766959
Manufacturer no.
R900766959
Personal expert advice
Brand new
Specialist dealer since 2009
Original product
Worldwide shipping
Product data
Manufacturer no.R900766959
Country of originGermany
Customs tariff number84812010
ConditionNew
Artikel
BRR-R900766959
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On tight control manifolds every bore saved counts. In version ETK the 4WRKE25W8-220L-3X works on internal pilot oil in both directions and needs only the four working ports, metering 220 l/min nominal flow at operating pressure up to 350 bar. The command value is a 4...20 mA current signal.
Benefits
- Internal pilot oil supply and internal pilot oil return, four lines are enough
- Spool symbol W8, three switching positions
- 220 l/min nominal flow, flow rate up to 870 l/min
- 4...20 mA current command value at on-board electronics, 24 V DC
- 18.02 kg weight, operating pressure up to 350 bar, NBR seals
Technical data
| Connection diagram | ISO 4401-08-08-0-05 |
| Max. flow | 870 l/min |
| Product family | 4WRKE |
| Type of connection | Subplate mounting |
| Nominal flow | 220 l/min |
| Supply voltage | 24 VDC |
| Connectivity | Analog, command value 4...20 mA |
| 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 | 25 |
| Seals | NBR |
| Electrical connector | Connector, 7-pole (6 + PE) |
| Type of actuation | Electrical with on-board electronics |
| Weight | 18.02 kg |
Applications
Suitable for combined manifolds in presses and conveying equipment carrying several axes close together. The tank line should stay largely free of pressure so the pilot stage can drain cleanly. Mounting follows the ISO 4401-08-08-0-05 interface.
Manufacturer
Bosch Rexroth, material number R900766959. The type code 4WRKE25W8-220L-3X/6EG24ETK31/F1D3M defines size, spool symbol, pilot oil routing and command value type without ambiguity.
| Hersteller-Nr | R900766959 |
|---|---|
| Manufacturer | Bosch Rexroth |
| Country of Manufacture | Germany |
| Weight | 18.020000 |
| 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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