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Bettis AT-IS Series Quarter-turn Worm Gear Operator
Quarter-turn worm gear operators for manual operation. Widely used on valves for oil and gas, chemical, power, water and wastewater, pipelines, and HVAC applications.
Bettis AT-IS Series Quarter-turn Worm Gear Operator
Specs
Power Source
Manual
Product Type
Manual Gear Operator, Quarter-turn
Actuation
Manual
Certifications
Enclosure sealed IP67 (IP68 available upon request)
Control Type
Manual
Valve Type
Ball, Butterfly, Plug, Dampers, Globe
Operating Temperature
High up to +200 °C (+392 °F). Low up to -52 °C -62 °F).
Features
27 modelsavailable up to 350,000 Nm torque and F-60 mounting base
Epoxy primer coating, and greased for life
Namur mounting available for limit switch box fitting
New ratios can be designed to meet any requirement
Standard input flanges (for actuator mounting) for ISO5211, MSS and DIN available
New ratios can be designed to meet any requirement