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Symbol E1 gives a different centre position from W8 and is chosen when the axis should stand relieved at standstill. The 4WRZ25E1-220-7X/6EG24N9ETK4/D3M meters 220 l/min in size 25 on that basis and works with internal pilot oil routing.
Proportional Directional Valve 4WRZ25E1-220-7X/6EG24N9ETK4/D3M - Bosch Rexroth R900975486
BOSCH REXROTH
Original product
Net price (excl. VAT)
€4,287.35
Item
BRR-R900975486
Manufacturer no.
R900975486
Personal expert advice
Brand new
Specialist dealer since 2009
Original product
Worldwide shipping
Product data
Manufacturer no.R900975486
Country of originGermany
ConditionNew
Artikel
BRR-R900975486
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The 4WRZ25E1-220-7X/6EG24N9ETK4/D3M is the version with spool symbol E1 and fully internal pilot oil routing. Nominal flow is 220 l/min, maximum flow is 870 l/min and 350 bar operating pressure is permitted.
Benefits
- Spool symbol E1, 3 switching positions, 4 ports in size 25.
- Nominal flow 220 l/min at a maximum flow of 870 l/min.
- Internal pilot oil supply and internal return, which keeps piping effort low.
- Pilot-operated spool valve with an integrated pressure reducing valve in the pilot stage.
- 20.48 kg, NBR seals, external electronics, 24 V DC supply.
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 E1 |
| Operating pressure, max. | 350 bar |
| Size | 25 |
| Seals | NBR |
| Electrical connector | Connector, 3-pole (2 + PE) |
| Type of actuation | Electrical with external electronics |
| Weight | 20.48 kg |
Applications
The version is used on axes whose behaviour in the centre position is defined by symbol E1. Together with internal pilot oil routing this gives standard piping without additional lines. The amplifier electronics are provided as a separate unit.
Manufacturer
The manufacturer is Bosch Rexroth, material number R900975486, product family 4WRZ(E). Characteristic curves, symbols and installation dimensions are in data sheet RE 29115, RE 07600-B places the series within the valve range.
| Hersteller-Nr | R900975486 |
|---|---|
| Manufacturer | Bosch Rexroth |
| Country of Manufacture | Germany |
| Weight | 20.480000 |
| 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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