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An axis with 220 l/min nominal flow can no longer be switched, it has to be metered. The 4WRZ25E1-220-7X/6EG24N9TK4/D3M controls that flow in size 25 to symbol E1 and is supplied with pilot oil externally.
Proportional Directional Valve 4WRZ25E1-220-7X/6EG24N9TK4/D3M - Bosch Rexroth R901067284
BOSCH REXROTH
Original product
Net price (excl. VAT)
€3,856.27
Item
BRR-R901067284
Manufacturer no.
R901067284
Personal expert advice
Brand new
Specialist dealer since 2009
Original product
Worldwide shipping
Product data
Manufacturer no.R901067284
Country of originGermany
ConditionNew
Artikel
BRR-R901067284
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Total price
The 4WRZ25E1-220-7X/6EG24N9TK4/D3M controls the direction and the size of the flow in a large axis. Nominal flow is 220 l/min, up to 870 l/min is possible at the limit and permissible operating pressure is 350 bar.
Benefits
- Nominal flow 220 l/min, maximum flow 870 l/min in size 25.
- Spool symbol E1, pilot-operated spool valve with 3 switching positions.
- External pilot oil supply, internal pilot oil return, plus a pressure reducing valve inside the pilot stage.
- External electronics, controlled through a 7-pole connector (6 plus PE) to EN 175201-804.
- 20.4 kg, NBR seals, connection diagram ISO 4401-08-08-0-05, 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 | 20.4 kg |
Applications
The valve is used on main axes of presses, injection moulding machines and test rigs whose speed is controlled through flow. The external pilot supply keeps the pilot stage working even when there is no pressure in the main channel. Amplifier electronics are provided separately.
Manufacturer
The manufacturer is Bosch Rexroth, material number R901067284, product family 4WRZ(E). Data sheet RE 29115 describes characteristic curves and pilot variants, RE 07600-B places the series within the range.
| Hersteller-Nr | R901067284 |
|---|---|
| Manufacturer | Bosch Rexroth |
| Country of Manufacture | Germany |
| Weight | 20.400000 |
| 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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