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Large cylinders call for a valve that does not throttle the flow. This pilot-operated directional spool valve in size 25 passes up to 400 l/min at 350 bar maximum operating pressure and switches in spool symbol G on 24 V DC.
Directional Spool Valve H-4WEH25G6X/6EG24N9K4/P4,5 - Bosch Rexroth R901179658
BOSCH REXROTH
Original product
Net price (excl. VAT)
€2,203.11
Item
BRR-R901179658
Manufacturer no.
R901179658
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Brand new
Specialist dealer since 2009
Original product
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Product data
Manufacturer no.R901179658
Country of originGermany
ConditionNew
Artikel
BRR-R901179658
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From size 25 upwards the subject is large cylinders and short cycle times. This pilot-operated directional spool valve carries up to 400 l/min at 350 bar maximum operating pressure and is switched through a small pilot circuit on 24 V DC.
Benefits
- 400 l/min maximum volume flow in size 25, without an extra parallel arrangement
- 350 bar maximum operating pressure across all four ports
- Spool symbol G with three switching positions, external pilot oil supply and external pilot oil return
- 24 V DC supply, 3-pole (2 + PE) connector to EN 175301-803
- Mounting pattern ISO 4401-08-08-0-05, 18.08 kg weight, NBR seals for HL hydraulic fluid
Technical data
| Connection diagram | ISO 4401-08-08-0-05 |
| Max. flow | 400 l/min |
| Product family | H-4W.H.. |
| Type of connection | Subplate mounting |
| Supply voltage | 24 VDC |
| Number of switching positions | 3 |
| Hydraulic fluid | HL |
| Number of ports | 4 |
| Electrical connection description | Connector 3-pole (2 + PE) according to EN 175301-803 |
| Spool symbol | Symbol G |
| Operating pressure, max. | 350 bar |
| Size | 25 |
| Seals | NBR |
| Electrical connector | Connector, 3-pole (2 + PE) |
| Type of actuation | with solenoid actuation |
| Weight | 18.08 kg |
Application
Valves of this size work in presses, forging lines, injection moulding machines and heavy duty hydraulic drives. Because pilot oil is fed and returned externally, pilot pressure stays independent of working pressure. The pilot circuit needs only a fraction of the main flow.
Manufacturer
Bosch Rexroth, material number R901179658. Characteristic curves, pilot ports and installation dimensions are in the product datasheet.
| Hersteller-Nr | R901179658 |
|---|---|
| Manufacturer | Bosch Rexroth |
| Country of Manufacture | Germany |
| Weight | 18.080000 |
| 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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