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Pumpensicherheitsblock DBAW40BH2N1X/260YS6EG24N9K4R12E - Bosch Rexroth R901266699
A circuit working at 260 bar while moving 550 l/min needs protection in size 40. This pump safety block is adjustable from 3.7 to 260 bar, carries three ports and is unloaded electrically at 24 VDC.
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Description
High pressure and large flow meet in this block. It limits the system to a value between 3.7 and 260 bar, discharges up to 550 l/min in doing so and drains the pilot oil separately through a third port.
Benefits
- Adjustment range of 3.7 to 260 bar at a maximum operating pressure of 350 bar
- Flow of up to 550 l/min in size 40
- Third port for the separate drain of the pilot oil
- Pressure valve in poppet seat design, internal hexagon with a protective cap secures the setting
- Electrical unloading through the built-on directional spool valve at 24 VDC
- High-pressure flange, NBR seals for HL hydraulic fluid, CE conformity, weight of 13.86 kg
Applications
The block protects pumps in presses, forging plant and large hydraulic power units. An adjustment range to 260 bar covers plant working in the upper pressure band without pushing the housing to its limit. Electrical unloading remains available for start-up and pauses.
Manufacturer
Bosch Rexroth lists this block of product family DBA(W) under material number R901266699. The ordering code DBAW40BH2N1X/260YS6EG24N9K4R12E states the size, the adjustment range and the pilot oil routing.
Technical data
| Max. flow | 550 l/min |
|---|---|
| Product family | DBA(W) |
| Type of connection | High-pressure flange |
| Conformity | CE |
| Supply voltage | 24 VDC |
| Number of switching positions | 2 |
| Hydraulic fluid | HL |
| Number of ports | 3 |
| Electrical connection description | Connector, 3-pole (2 + PE) according to EN 175301-803 |
| Spool symbol | B |
| Operating pressure, max. | 350 bar |
| Size | 40 |
| Seals | NBR |
| Electrical connector | Connector, 3-pole (2 + PE) |
| Type of actuation | with solenoid actuation |
| Weight | 13.86 kg |
| Manufacturer | Bosch Rexroth |
| Hersteller-Nr | R901266699 |
| 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
- Operating instructions Pump safety block (Safety valve according to Pressure Equ (RE 25880) EN
- Betriebsanleitung Pumpenabsicherungsblock (Sicherheitsventil nach Druckgeräterich (RD 25880) DE
- Notice d'utilisation Réf. article. R901557869 Bloc de protection de pompe (soupape de sûreté conform (RF 25880) FR
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