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Bosch Rexroth | DBW20B2-5X200S6EW110N9K4R1212

DBW20B2-5X/200S6EW110N9K4R12/12

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The Bosch Rexroth DBW20B2-5X/200S6EW110N9K4R12/12 is a pressure relief valve from the DB Pressure Relief Valves series. It has a nominal size of NG25 and uses a subplate mounting type. This valve features a hex sleeve adjustment with a protective cap and a concealed manual override. Its pressure rating is 200 bar, with a maximum operating pressure of 350 bar and a maximum flow rate of 500 liters per minute. The allowed viscosity range for hydraulic fluid is from 10 to 800 mm²/s, and it operates within a temperature range of -20 to +80 degrees Celsius. The valve is equipped with an EN 175301-803 three-pole electrical connector and supports a cleanliness class of ISO 4406 (c) 20/18/15. Porting follows the ISO 6264-08-13-*-97 pattern and includes a shock damping nozzle of 1.2 mm diameter.

Technical Specifications

Adjustment Type
Hex Sleeve With Protective Cap

Cleanliness Class
ISO 4406 (c) 20/18/15

Directional Function
Normally Open (B)

Electrical Connector
EN 175301-803 (3-Pole)

Hydraulic Fluid Temperature Range
-20 to +80 C

Manual Override
Concealed (N9)

Max Operating Pressure (p, X)
350 bar

Max Pressure Port T
315 bar

Max Pressure Ports Y, T (6ew)
160 bar

Maximum Flow (subplate)
500 l/min

Mounting Type
Subplate Mounting

Nominal Size
25 (NG25)

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

Pressure Rating
200 bar

Shock Damping Nozzle
1.2 mm

Viscosity Range
10 to 800 mm2/s

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