Product Categories: 1/4 Turn Gear Boxes

AUMA part-turn gearboxes are used for operating part-turn valves (e.g. butterfly valves, ball valves). Type of duty: Short-time duty S2 – 15 min (open-close duty) Operation modes: – Manual operation directly with handwheel – Motor operation (by electric multi-turn actuator) Gearboxes are always provided with an input mounting flange Clockwise rotation at input shaft results…

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 –…