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Bosch Rexroth | DBW20B2-5X315X6EW110NK412

DBW20B2-5X/315X6EW110NK4/12

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The Bosch Rexroth DBW20B2-5X/315X6EW110NK4/12 is part of the DB Pressure Relief Valves series. This valve is designed for subplate mounting and features a nominal size of NG25. It operates with a maximum set pressure of 315 bar and a maximum flow rate of 500 liters per minute. The ambient temperature range is from -20 to +50 degrees Celsius, while the hydraulic fluid temperature can vary from -20 to +80 degrees Celsius. Its electrical connection is specified as EN 175301-803 K4. The valve supports an external pilot oil supply and conforms to the ISO 6264-08-13-*-97 porting pattern. It has a viscosity range from 10 to 800 mm²/s and a total mass of 4.95 kg.

Technical Specifications

Ambient Temp Range (dbw, Nbr)
-20 to +50 °C

Cleanliness Class
ISO 4406 20/18/15

Connection Type
Subplate Mounting

Electrical Connection
EN 175301-803 (K4)

Hydraulic Fluid Temp Range
-20 to +80 °C

Installation Position
Any

Mass
4.95 kg

Max Pressure Port P, X
350 bar

Max Pressure Port T
315 bar

Max Pressure Port Y/t (6ew)
160 bar

Maximum Flow (subplate)
500 l/min

Maximum Set Pressure
315 bar

Nominal Size
NG25

Pilot Oil Supply
External (X)

Porting Pattern
ISO 6264-08-13-*-97

Viscosity Range
10 to 800 mm2/s

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