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On ships as well as in lifting gear, pilot circuit and working circuit usually stay apart. This build serves both cleanly: pilot oil in externally, out externally, 220 l/min nominal flow at 350 bar, command as a 4...20 mA current.
Proportional Directional Valve 4WRZE25W6-220-7X/6EG24N9K31/F1V - Bosch Rexroth R900947361
BOSCH REXROTH
Original product
Net price (excl. VAT)
€5,052.46
Item
BRR-R900947361
Manufacturer no.
R900947361
Personal expert advice
Brand new
Specialist dealer since 2009
Original product
Worldwide shipping
Product data
Manufacturer no.R900947361
Country of originGermany
ConditionNew
Artikel
BRR-R900947361
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External pilot supply, external drain plus a 4...20 mA current command make this valve independent of pressure swings as well as long cable routes. It releases 220 l/min nominal flow at 350 bar operating pressure, the flow limit being 870 l/min.
Benefits
- Fully external pilot circuit, independent of working pressure as well as return pressure
- Current command 4...20 mA, safe across long cable distances
- 220 l/min nominal flow, 870 l/min flow limit, 350 bar operating pressure
- Spool symbol W6, 4 ports, 3 switching positions, concealed manual override
- FKM seals for HL fluid, UKCA to SI2016/1091, mass 20.22 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 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 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 | 20.22 kg |
Applications
Hoists, cranes, lock gates as well as shipboard hydraulics run separate circuits with long distances between control cabinet and valve. This variant covers both. During a power failure the spool can be shifted by hand through the concealed override.
Manufacturer
Bosch Rexroth assigns material number R900947361 to this variant. Data sheet RE 29115 shows curves plus performance limits, RE 07600-B the overview.
| Weight | 20.220000 |
|---|---|
| Manufacturer | Bosch Rexroth |
| Hersteller-Nr | R900947361 |
| GPSR Herstellerdaten | Bosch Rexroth AG, Zum Eisengießer 1, DE-97816 Lohr am Main, www.boschrexroth.com |
| Artikelzustand | New |
| Artikel-Authentizität | Original product |
| Country of Manufacture | Germany |
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