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Bosch Rexroth | DB30-1-5X10012

DB30-1-5X/100/12

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The Bosch Rexroth DB30-1-5X/100/12 is part of the DB Pressure Relief Valves series. This model has a nominal size of NG32 and uses subplate mounting for connection. It features a rotary knob adjustment type for easy pressure settings. The valve supports a maximum flow rate of 650 liters per minute and has a main spool diameter of 24 mm. Its pressure rating is 100 bar, with a maximum port pressure of 350 bar for ports P/x and 315 bar for ports T and Y. The ambient temperature range runs from minus 20 to 80 degrees Celsius, while the fluid temperature depends on the sealing material. It operates with a viscosity range of 10 to 800 mm² per second and weighs 4.4 kg. Cleanliness is maintained according to ISO 4406 (c) 20/18/15, and the pilot oil system uses both internal supply and return.

Technical Specifications

Adjustment Type
Rotary Knob

Ambient Temp Range (db)
−20 to +80 °C

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

Connection Type
Subplate Mounting

Fluid Temp Range (fkm)
−15 to +80 °C

Fluid Temp Range (nbr)
−20 to +80 °C

Main Spool Diameter
24 mm

Mass (subplate, Db 30)
4.4 kg

Max Pressure, Port T
315 bar

Max Pressure, Port Y (db)
315 bar

Max Pressure, Ports P/x
350 bar

Maximum Flow (subplate)
650 l/min

Nominal Size
NG32

Pilot Oil Configuration
Internal Supply, Internal Return

Pressure Rating
100 bar

Viscosity Range
10 to 800 mm²/s

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