MiniKEG Duo

MiniKEG Duo semi automatic cleaning machine


Capacity: 50 keg/h


  • Completely in stainless steel (grade AISI 304)
  • One insulated tank for detergent (Saves a lot of energy for an even more economical system)
  • Switch cabinet completely in stainless steel
  • Two low maintenance cleaning heads with fixed piping, no electronic in wet area
  • Controls for keg-valve opened
  • Holding down device with pneumatic cylinder and moveable, cushioned plates
  • Spring mounted tables with keg stop logs
  • Pneumatically, stainless steel piston valves with optically position indication
  • Pressure switch for supervising of flow line with optically indication of state
  • Electronic probe for supervising of return line with optically indication of state


  • Integrated tank, 80 liters / 17.6 US gallon
  • Heating coil for steam with control valve and steam trap
  • Pump 1,1 kW
  • Electronically dry run protection for pump
  • Return line with air separator
  • For keg inside cleaning and sanitizing
  • Ror all customary kegs, beverage-container
  • Applicable for fittings customary in the trade
  • Alternating cleaning of keg section and fitting
  • Components and assemblies from well-known companies


  • PLC control unit made by Siemens
  • Control and monitoring display
  • Digital text display to indicate program steps
  • Digital electronic temperature controller
  • Two cleaning programs (normal/intensiv)
  • Operation controls at the front of switch case
  • Festo-multipole solenoid valve block
  • Error message at the monitoring display


  • Cask cleaning
  • Second tank for detergent
  • Insulated tank(s) for acid
  • Valve for counter current rinsing of fitting
  • Conversion kit for second fitting system

Technical changes reserved!

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What we are known for?

  • Founded know-how since 1979
  • Handwork with family tradition
  • Plant understanding and interdisciplinary knowledge
  • Customer-specific planning and execution
  • Functional and user-friendly
  • Compact systems based on state-of-the-art technology
  • Pre-emptive use of standard components is a guarantee for good spare parts availability
  • Compact systems directly from the manufacturer


Alfred Gruber GmbH
Nordstrasse 6
5301 Eugendorf, Austria

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