AUMA Gearboxes GS

AUMA worm gearboxes are used for the operation of part-turn valves and special valves (dampers, flue gas dampers, etc.).

  • Type of duty: Short-time duty S2 – 15 min (Open-close duty) and inching/positioning
  • Intermittent duty S4 – 25 % (Modulating duty only bronze)
  • They can either be operated in:
    – manual operation directly via handwheel
    – motor operation (electric multi-turn actuator)
  • Swing angle 0° to 190° or multi-turn without endstop