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This build mixes the pilot paths: supply from outside, drain to the inside. Pilot pressure stays independent of working pressure while one line is saved. The valve meters 220 l/min at 350 bar to spool symbol W6.
Proportional Directional Valve 4WRZE25W6-220-7X/6EG24N9TK31/A1V - Bosch Rexroth R900934542
BOSCH REXROTH
Original product
Net price (excl. VAT)
€5,052.46
Item
BRR-R900934542
Manufacturer no.
R900934542
Personal expert advice
Brand new
Specialist dealer since 2009
Original product
Worldwide shipping
Product data
Manufacturer no.R900934542
Country of originGermany
Customs tariff number84812010
ConditionNew
Artikel
BRR-R900934542
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External pilot supply secures a constant pilot pressure, the internal pilot drain saves the return line to tank. From that combination come 220 l/min nominal flow at 350 bar operating pressure with an 870 l/min flow limit.
Benefits
- External pilot supply with internal pilot drain, one line less at stable pilot pressure
- 220 l/min nominal flow, 870 l/min flow limit, operating pressure to 350 bar
- Analog command plus to minus 10 V, on-board electronics, 24 VDC supply
- Spool symbol W6 with 3 switching positions, concealed manual override
- FKM seals for HL fluid, UKCA to SI2016/1091, mass of 20.58 kg
Technical data
| Conformity description | UKCA - Electromagnetic compatibility (EMC) SI2016/1091 |
| 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 |
| Conformity | UKCA |
| Supply voltage | 24 VDC |
| Connectivity | Analog, command value ±10 V |
| 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 W6 |
| Operating pressure, max. | 350 bar |
| Size | 25 |
| Seals | FKM |
| Electrical connector | Connector, 7-pole (6 + PE) |
| Type of actuation | Electrical with on-board electronics |
| Weight | 20.58 kg |
Applications
The variant suits plants that already own a pilot pressure supply yet keep a low pressure return. Power units in steel mills as well as large machine tools are typical. Interface ISO 4401-08-08-0-05 matches size 25.
Manufacturer
At Bosch Rexroth the valve carries material number R900934542. Data sheet RE 29115 lists curves plus performance limits, RE 07600-B the range overview.
| Hersteller-Nr | R900934542 |
|---|---|
| Manufacturer | Bosch Rexroth |
| Country of Manufacture | Germany |
| Weight | 20.580000 |
| 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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