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Where an axis is moved steplessly rather than simply opened or closed, this pilot operated size 10 proportional valve works at a nominal flow of 50 l/min. The ceiling is 170 l/min at 315 bar, the valve weighs 8.24 kg and calls for external electronics.
Proportional Directional Valve 4WRZ10E50-7X/6EG24N9EK4/V - Bosch Rexroth R978916341
BOSCH REXROTH
Original product
Net price (excl. VAT)
€2,646.82
Item
BRR-R978916341
Manufacturer no.
R978916341
Personal expert advice
Brand new
Specialist dealer since 2009
Original product
Worldwide shipping
Product data
Manufacturer no.R978916341
Country of originGermany
Customs tariff number84812010
ConditionNew
Artikel
BRR-R978916341
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Total price
The 4WRZ10E50-7X/6EG24N9EK4/V meters flow steplessly at a nominal rating of 50 l/min. Upwards 170 l/min are possible, operating pressure stops at 315 bar, control comes from external electronics on 24 VDC.
Benefits
- 50 l/min nominal flow, up to 170 l/min of flow
- Stepless metering to spool symbol E across three switching positions
- Operating pressure up to 315 bar, connection diagram ISO 4401-05-05-0-05
- Electrical with external electronics, 24 VDC, connector 7-pole (6 + PE) to EN 175201-804
- FKM seals for HL hydraulic fluid, 8.24 kg weight
Technical data
| Connection diagram | ISO 4401-05-05-0-05 |
| Max. flow | 170 l/min |
| Product family | 4WRZ(E) |
| Type of connection | Subplate mounting |
| Nominal flow | 50 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 E |
| Operating pressure, max. | 315 bar |
| Size | 10 |
| Seals | FKM |
| Electrical connector | Connector, 3-pole (2 + PE) |
| Type of actuation | Electrical with external electronics |
| Weight | 8.24 kg |
Applications
Stepless valves of this kind accelerate cylinders gently and brake them under control, for example on feed axes and hoists. The nominal flow of 50 l/min sets the speed that can be reached. The amplifier sits outside the valve, so it has to match the control system.
Manufacturer
Bosch Rexroth lists the item under material number R978916341 in product family 4WRZ(E). Complete characteristic curves, limits and mounting dimensions are given in datasheet RE 29115 and RE 07600-B.
| Hersteller-Nr | R978916341 |
|---|---|
| Manufacturer | Bosch Rexroth |
| Country of Manufacture | Germany |
| Weight | 8.240000 |
| Zolltarifnummer | 84812010 |
| GPSR Herstellerdaten | Bosch Rexroth AG, Zum Eisengießer 1, DE-97816 Lohr am Main, www.boschrexroth.com |
| Artikel-Authentizität | Original product |
| Artikelzustand | New |
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