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When the main channel runs unpressurised at times, pilot oil has to come from outside. The 4WRZ16W8-180-7X/6EG24N9TK4/M uses external pilot supply with internal return and controls 180 l/min nominal flow at 350 bar maximum operating pressure.
Proportional Directional Valve 4WRZ16W8-180-7X/6EG24N9TK4/M - Bosch Rexroth R901479623
BOSCH REXROTH
Original product
Net price (excl. VAT)
€2,982.09
Item
BRR-R901479623
Manufacturer no.
R901479623
Personal expert advice
Brand new
Specialist dealer since 2009
Original product
Worldwide shipping
Product data
Manufacturer no.R901479623
Country of originGermany
Customs tariff number84812010
ConditionNew
Artikel
BRR-R901479623
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The pilot-operated 4WRZ16W8-180-7X/6EG24N9TK4/M proportional directional valve controls flow direction and rate steplessly. Pilot oil is supplied externally and returned internally, and the valve works without a pressure reducing valve of its own.
Benefits
- External pilot oil supply, internal pilot oil return
- Without pressure reducing valve, pilot pressure comes from the external supply
- Nominal flow 180 l/min, flow up to 460 l/min
- Spool symbol W8, 3 switching positions, 4 ports
- Maximum operating pressure 350 bar, size 16, weight 12.56 kg
- Electrical with external electronics, connector 7-pole (6 + PE) to EN 175201-804
Technical data
| Connection diagram | ISO 4401-07-07-0-05 |
| Max. flow | 460 l/min |
| Product family | 4WRZ(E) |
| Type of connection | Subplate mounting |
| Nominal flow | 180 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 W8 |
| Operating pressure, max. | 350 bar |
| Size | 16 |
| Seals | NBR |
| Electrical connector | Connector, 3-pole (2 + PE) |
| Type of actuation | Electrical with external electronics |
| Weight | 12.56 kg |
Applications
Fits axes with stepless speed setting whose power unit carries a pilot pressure supply. The concealed auxiliary actuation helps during commissioning. An external amplifier card drives the valve.
Manufacturer
Bosch Rexroth, material number R901479623, type 4WRZ16W8-180-7X/6EG24N9TK4/M with NBR seals, ISO 4401-07-07-0-05 interface. Characteristic curves, installation dimensions and tightening torques are in data sheet RE 29115.
| Hersteller-Nr | R901479623 |
|---|---|
| Manufacturer | Bosch Rexroth |
| Country of Manufacture | Germany |
| Weight | 12.560000 |
| 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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