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The hold-down of a punching machine has to rest firmly before every stroke. This valve meters 85 l/min at up to 315 bar, spool symbol W8 with a blocked centre. External pilot oil supply, command value 10 V bipolar, concealed manual override, 8.02 kg.
Proportional Directional Valve 4WRZE10W8-85-7X/6EG24N9K31/A1V - Bosch Rexroth R901136640
BOSCH REXROTH
Original product
Net price (excl. VAT)
€3,676.35
Item
BRR-R901136640
Manufacturer no.
R901136640
Personal expert advice
Brand new
Specialist dealer since 2009
Original product
Worldwide shipping
Product data
Manufacturer no.R901136640
Country of originGermany
ConditionNew
Artikel
BRR-R901136640
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A hold-down that gives way during the cut produces burr and dimensional error. The 4WRZE10W8-85-7X/6EG24N9K31/A1V keeps it blocked through spool symbol W8 at centre and supplies 85 l/min rated flow at 315 bar maximum while travelling.
Benefits
- Spool symbol W8 blocks at centre and holds the hold-down in place without actuation.
- 85 l/min rated flow for short idle times, flow up to 170 l/min.
- External pilot oil supply and external pilot oil return, without a pressure reducing valve.
- Operating limit 315 bar, size 10, port pattern ISO 4401-05-05-0-05, 8.02 kg.
- Command value 10 V bipolar, 24 VDC supply, concealed manual override, FKM seals for HL fluid.
Technical data
| Conformity description | UKCA - Electromagnetic compatibility (EMC) SI2016/1091 |
| Connection diagram | ISO 4401-05-05-0-05 |
| Max. flow | 170 l/min |
| Product family | 4WRZ(E) |
| Type of connection | Subplate mounting |
| Nominal flow | 85 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 W8 |
| Operating pressure, max. | 315 bar |
| Size | 10 |
| Seals | FKM |
| Electrical connector | Connector, 7-pole (6 + PE) |
| Type of actuation | Electrical with on-board electronics |
| Weight | 8.02 kg |
Application
Punching and nibbling machines, press brakes and trimming stations use the valve on hold-down and infeed axes. The concealed manual override allows a jammed tool to be lifted without control voltage. For smaller cylinders, 25 and 50 l/min are available.
Manufacturer
Bosch Rexroth, material number R901136640. Characteristic curves, installation dimensions and the port pattern are given in data sheet RE 29115 and in data sheet RE 07600-B.
| Hersteller-Nr | R901136640 |
|---|---|
| Manufacturer | Bosch Rexroth |
| Country of Manufacture | Germany |
| Weight | 8.020000 |
| 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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