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Bosch Rexroth | DBW30B1-5X315Y6EG12N9K412-SO43A-624-1

DBW30B1-5X/315Y6EG12N9K4/12 SO43A-624-1

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The Bosch Rexroth DBW30B1-5X/315Y6EG12N9K4/12 SO43A-624-1 is part of the DB Pressure Relief Valves series. This valve supports a maximum flow rate of 650 liters per minute and features a nominal size of NG32. It is designed for subplate mounting and includes four M18 x 50 screws. The maximum pressure for port P/x is 350 bar, while the maximum pressure for port T and the set pressure is 315 bar. For pilot oil return, it uses an external Y connection, and the device can handle a maximum counter pressure of 210 bar. Pressure is adjusted using a rotary knob, type 1, and the valve includes a concealed manual override. The unit operates within an ambient temperature range of minus 20 to plus 50 degrees Celsius and meets ISO 4406 20/18/15 for cleanliness.

Technical Specifications

Ambient Temperature (dbw)
−20 to +50 °C

Cleanliness Class
ISO 4406 20/18/15

Directional Valve Function
Normally Open (B)

Directional Valve Type
6E (Spool Valve NG6)

Electrical Connector
EN 175301-803 (K4)

Manual Override
Concealed (N9)

Max Counter Pressure (y/t, 6eg)
210 bar

Max Pressure (port P/x)
350 bar

Max Pressure (port T)
315 bar

Maximum Flow
650 l/min

Mounting Screws
4x M18 x 50 (10.9)

Mounting Type
Subplate Mounting

Nominal Size
NG32

Pilot Oil Return
External (Y)

Pressure Adjustment
Rotary Knob (Type 1)

Set Pressure
315 bar

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