Busch RA0255 Vacuum pumps

• Used in packaging machinery for creating vacuum seals on food products, pharmaceuticals, and other goods.
• Applied in vacuum forming processes for plastics manufacturing.
• Integral to laboratory and scientific equipment requiring a controlled vacuum environment.
• Utilised in industrial processes such as degasification, drying, and impregnation.
• Commonly found in central vacuum systems for various manufacturing facilities.

Typical capacity (flow rate)

Busch RA series pumps, such as the RA0255 and RA0250, typically offer flow rates in the range of 250-300 m³/h (cubic metres per hour) for this class of equipment.

Ultimate vacuum

Units of this type commonly achieve an ultimate vacuum of approximately 0.1-0.5 mbar (millibar) absolute.

Power supply

Industrial vacuum pumps like these typically require a 3-phase electrical supply, commonly 400V, 50Hz in the UK.

Motor power

For models such as the RA0255, motor power is typically in the range of 5.5 kW to 7.5 kW.

Cooling method

These units commonly employ air cooling, often with an integrated fan.

Oil type

Busch RA series pumps are typically oil-lubricated rotary vane vacuum pumps, requiring specific vacuum pump oil.

• What is the difference between the RA0255 and RA0250 models?

  Both are rotary vane vacuum pumps from Busch's RA series. The numerical designation typically indicates the nominal pumping speed in cubic metres per hour. Buyers should contact the seller for exact specifications of each unit.

• Can these pumps be used for continuous operation?

• What maintenance is typically required for these pumps?

• Are spare parts readily available for Busch RA series pumps?

• What are the typical noise levels for these industrial vacuum pumps?

Vacuum pumps and systems are considered reliable workhorses in laboratory and pharmaceutical settings. Buyers typically value robust construction and consistent performance over extended service life. When purchasing used equipment, inspecting seals, gaskets and pump heads for wear is advisable, as these components determine longevity. Industry feedback suggests mechanical durability and energy efficiency as key strengths. Maintenance history and original manufacturer specifications prove important for ensuring compatibility with existing processes and regulatory compliance.

General overview for this equipment type