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Pressure Relief Valve DBW20B2-5X/315-6EG24N9K4/12SO631=CSA - Bosch Rexroth R900755248
A pressure relief valve protects the circuit against overload and here can also be unloaded electrically. The pilot operated size 25 version carries up to 500 l/min, is adjustable from 4 to 315 bar and holds 350 bar operating pressure.
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Description
Every pump circuit needs pressure protection that can carry the full flow in a fault. The DBW20B2-5X/315-6EG24N9K4/12SO631=CSA does that at up to 500 l/min, with an adjustment range of 4 to 315 bar and a maximum operating pressure of 350 bar.
Benefits
- 500 l/min relief flow through the port to ISO 6264-08-13.
- Adjustment range 4 to 315 bar, set through the internal hexagon with protective cap.
- Electrical unloading through the solenoid on 24 V DC.
- Poppet design in the pilot stage, which gives tight closing at rest.
- 5.3 kg weight with NBR seals for HL hydraulic fluid.
Application
The valve protects pumps and actuator circuits in size 25 power units. Electrical unloading allows the system to be set pressureless during start-up and standstill.
Manufacturer
Bosch Rexroth lists the valve in product family DB.10-30. Bosch Rexroth marks the item with material number R900755248. Curves and setting notes are given in data sheet RE 25802, supplemented by RE 25802-B.
Technical data
| Connection diagram | ISO 6264-08-13 |
|---|---|
| Max. flow | 500 l/min |
| Product family | DB.10-30 |
| Type of connection | Subplate mounting |
| 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 | 5.3 kg |
| Manufacturer | Bosch Rexroth |
| Hersteller-Nr | R900755248 |
| 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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