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Pressure Relief Valve DBW20B2-5X/130S6SMG24N9K4B12E - Bosch Rexroth R900769529
A response pressure of 130 bar fits many standard power units in the medium pressure band. This pilot-operated size 25 valve covers 4 to 130 bar, handles 400 l/min at its ISO 6264-08-13 interface and can be unloaded electrically on 24 VDC.
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Description
Many standard power units run around 120 bar and need protection just above that level. This size 25 version is set to a value between 4 and 130 bar and discharges up to 400 l/min.
Benefits
- Pressure band of 4 to 130 bar, matched to standard power units in the medium range
- Rated flow of 400 l/min at a permitted operating pressure of 350 bar
- Pilot-operated poppet seat stage, which seals well at rest
- Electrical unloading on 24 VDC with two switching positions
- Subplate mounting ISO 6264-08-13, NBR seals and a mass of 6.15 kg
Applications
The valve is fitted in hydraulic power units of general industry, for example in machine tools, conveying equipment and test installations. The unloading solenoid cuts energy demand during standstill. HL serves as the hydraulic fluid.
Manufacturer
Bosch Rexroth lists the valve in the DB.10-30 range. The Bosch Rexroth material number is R900769529. Characteristic curves and installation dimensions are given in data sheet RE 25802, with RE 25802-B as a supplement.
Technical data
| Connection diagram | ISO 6264-08-13 |
|---|---|
| Max. flow | 400 l/min |
| Product family | DB.10-30 |
| Type of connection | Subplate mounting |
| Conformity | CE |
| Supply voltage | 24 VDC |
| Number of switching positions | 2 |
| Hydraulic fluid | HL |
| Number of ports | 2 |
| Electrical connection description | Connector, 3-pole (2 + PE) according to EN 175301-803 |
| Spool symbol | B |
| Operating pressure, max. | 350 bar |
| Size | 25 |
| Seals | NBR |
| Electrical connector | Connector, 3-pole (2 + PE) |
| Type of actuation | with solenoid actuation |
| Weight | 6.15 kg |
| Manufacturer | Bosch Rexroth |
| Hersteller-Nr | R900769529 |
| Zolltarifnummer | 84812010 |
| 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 |
Downloads
User Manual
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