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Internal pilot oil take-off, a separate drain through Y and a 4...20 mA command value: on that basis this valve meters 220 l/min nominal flow at operating pressure up to 350 bar. The spool carries symbol W8.
Proportional Directional Valve 4WRKE25W8-220L-3X/6EG24EK31/F1D3M - Bosch Rexroth R900751048
BOSCH REXROTH
Original product
Net price (excl. VAT)
€5,034.37
Item
BRR-R900751048
Manufacturer no.
R900751048
Personal expert advice
Brand new
Specialist dealer since 2009
Original product
Worldwide shipping
Product data
Manufacturer no.R900751048
Country of originGermany
Customs tariff number84812010
ConditionNew
Artikel
BRR-R900751048
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Return line pressure and the current interface define this ordering variant. In the 4WRKE25W8-220L-3X in version EK pilot oil comes internally from the P line and leaves through the Y port to tank without pressure, while a 4...20 mA command value meters 220 l/min nominal flow. Operating pressure may reach 350 bar.
Benefits
- Internal pilot oil supply, external pilot oil return through Y
- 4...20 mA current command value, suitable for long signal runs
- 220 l/min nominal flow, flow rate up to 870 l/min
- Spool symbol W8, four ports, three switching positions
- 18.08 kg weight, operating pressure up to 350 bar
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 | 18.08 kg |
Applications
This version is used in plants with a shared return, for example presses driving several cylinders. Electronics on the valve save an amplifier card in the cabinet. Supply is 24 V DC through the 7-pole connector (6 + PE) to EN 175201-804.
Manufacturer
Bosch Rexroth, material number R900751048. The type code 4WRKE25W8-220L-3X/6EG24EK31/F1D3M defines size, spool symbol, pilot oil routing and command value type without ambiguity.
| Hersteller-Nr | R900751048 |
|---|---|
| Manufacturer | Bosch Rexroth |
| Country of Manufacture | Germany |
| Weight | 18.080000 |
| 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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