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Use the existing pilot pressure line and do without a separate drain bore is how this size 25 4WRZE is configured. It meters 220 l/min nominal flow at 350 bar through spool symbol E, accepts a ±10 V command value and weighs 20.58 kg.
Proportional Directional Valve 4WRZE25E220-7X/6EG24TK31/A1M - Bosch Rexroth R901171561
BOSCH REXROTH
Original product
Net price (excl. VAT)
€4,052.45
Item
BRR-R901171561
Manufacturer no.
R901171561
Personal expert advice
Brand new
Specialist dealer since 2009
Original product
Worldwide shipping
Product data
Manufacturer no.R901171561
Country of originGermany
ConditionNew
Artikel
BRR-R901171561
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When existing plants are rebuilt a pilot pressure line is usually there, while a dedicated drain bore rarely is. This version adapts to that and transfers 220 l/min nominal flow at 350 bar.
Benefits
- External pilot oil supply with internal return, the existing manifold stays unchanged.
- 220 l/min nominal flow at 350 bar, flow up to 870 l/min.
- ±10 V command value, wired straight to existing analog cards.
- Spool symbol E, 3 switching positions, internal spool position feedback.
- 20.58 kg installed weight, UKCA declaration, NBR seals.
Technical data
| Conformity description | UKCA - Electromagnetic compatibility (EMC) SI2016/1091 |
| Connection diagram | ISO 4401-08-08-0-05 |
| Maximum flow | 870 l/min |
| Product family | 4WRZ(E) |
| Type of connection | Subplate mounting |
| Nominal flow | 220 l/min |
| Conformity | UKCA |
| Supply voltage | 24 V DC |
| Connectivity | Analog, command value ±10 V |
| Number of switching positions | 3 |
| Hydraulic fluid | HL |
| Number of ports | 4 |
| Electrical connection | Connector, 7-pole (6 + PE) according to EN 175201-804 |
| Spool symbol | Symbol E |
| 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 | 20.58 kg |
Applications
Intended for modernising presses, calenders and lifting plants with existing pipework. Pilot pressure comes from the existing X line and pilot oil returns together with the main flow. Connection diagram ISO 4401-08-08-0-05.
Manufacturer
Bosch Rexroth, material number R901171561. Genuine series part from the manufacturer, not a replica. The technical characteristics come from the manufacturer catalogue. Characteristic curves, installation dimensions and limits are given in data sheets RE 29115 and RE 07600-B.
| Hersteller-Nr | R901171561 |
|---|---|
| Manufacturer | Bosch Rexroth |
| Country of Manufacture | Germany |
| Weight | 20.580000 |
| 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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