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This relief valve covers 4 to 200 bar and brings the 3-pole connection to ANSI/B93.55M-1981 that machines for the North American market call for. Size 25, flow up to 500 l/min, weight 5.3 kg. Solenoid actuation at 24 VDC switches the circuit to bypass.
Pressure Relief Valve DBW 20 B2-5X/200-6EG24N9DK23L/12 - Bosch Rexroth R978897639
BOSCH REXROTH
Original product
Net price (excl. VAT)
€2,201.24
Item
BRR-R978897639
Manufacturer no.
R978897639
Personal expert advice
Brand new
Specialist dealer since 2009
Original product
Worldwide shipping
Product data
Manufacturer no.R978897639
Country of originGermany
ConditionNew
Artikel
BRR-R978897639
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Where a power unit has to be protected at 200 bar and unloaded electrically at the same time, this pilot-operated seat valve in size 25 fits. It works across a setting range of 4 to 200 bar, discharges up to 500 l/min and withstands 350 bar operating pressure.
Benefits
- Setting range of 4 to 200 bar, secured by an internal hexagon with protective cap
- Up to 500 l/min through a subplate interface to ISO 6264-08-13
- 3-pole plug-in connector to ANSI/B93.55M-1981
- Two switching positions with solenoid actuation at 24 VDC
- Weight of 5.3 kg at a maximum operating pressure of 350 bar
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 according to ANSI/B93.55M-1981 |
| Type of actuation | with solenoid actuation |
| Weight | 5.3 kg |
Application
Its usual place is the pressure side of a power unit that runs unloaded between cycles, for example in presses and clamping fixtures. NBR seals with HL fluid form the common pairing in machine building.
Manufacturer
Bosch Rexroth lists pressure relief valve DBW 20 B2-5X/200-6EG24N9DK23L/12 under material number R978897639. Data sheets RE 25802 and RE 25802-B show characteristic curves, installation dimensions and connection diagram.
| Weight | 5.300000 |
|---|---|
| Manufacturer | Bosch Rexroth |
| Hersteller-Nr | R978897639 |
| 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 |
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