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For fitting into existing manifolds that already have their own pilot supply, both pilot oil paths are external here. The valve meters 220 l/min nominal at 350 bar, uses the V1 spool and is driven by 4...20 mA.
Proportional Directional Valve 4WRTE25V1-220L-4X/6EG24K31/F1M - Bosch Rexroth R901012980
BOSCH REXROTH
Original product
Net price (excl. VAT)
€6,328.78
Item
BRR-R901012980
Manufacturer no.
R901012980
Personal expert advice
Brand new
Specialist dealer since 2009
Original product
Worldwide shipping
Product data
Manufacturer no.R901012980
Country of originGermany
ConditionNew
Artikel
BRR-R901012980
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Total price
Existing manifolds usually have their pilot supply already piped. This build taps into it through external supply and external return and meters 220 l/min nominal flow without changing the manifold.
Benefits
- External pilot oil supply and external return match existing pilot circuits
- Nominal flow 220 l/min at an operating pressure of 350 bar
- Internal spool position feedback for repeatable positioning
- Command value 4...20 mA, immune to electrical fields
- V1 spool, three switching positions, four ports
- Weight 17.9 kg, port pattern ISO 4401-08-08-0-05
Technical data
| Connection diagram | ISO 4401-08-08-0-05 |
| Max. flow | 870 l/min |
| Product family | 4WRTE |
| 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 V1 |
| 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 | 17.9 kg |
Application
The variant is preferred when rebuilding existing plants in which the pilot circuit is already routed separately, such as rolling mills, test fields and press lines. Operation is on HL hydraulic fluid with NBR seals at a 24 VDC supply.
Manufacturer
Bosch Rexroth lists this valve under material number R901012980.
| Hersteller-Nr | R901012980 |
|---|---|
| Manufacturer | Bosch Rexroth |
| Country of Manufacture | Germany |
| Weight | 17.900000 |
| 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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