Heavy duty Ductile cast Iron (GGG40) quarter turn gearbox range. Standard IP68 enclosure and available in 14 sizes up to 32000Nm.
Alfa Insert system available. Optional with heavy duty Marine paint systems.
Larger sizes on request.
14 sizes · up to 32.000Nm · IP68 Enclosure · Alfa Insert system · Optional C3, C4 or C5M Coating
GENERAL TECHNICAL INFORMATION
Application
Alfa-Series quarter-turn worm gearboxes are applied to ball valves, butterfly valves, dampers and other 90° rotary valves. Alfa Gears hand wheels are with a variety models for optimal operation.
Operating Enviroment
Alfa Gears quarter-turn Worm gearboxes are with good mechanical quality and steady operating performance which apply to deal with variety climate and temperature. We strive to develop Alfa Gears valve gear operators to meet higher demands in the market.
Factory Standard
Enclosure: IP67 Standard (IP68 on request)
Working Temperature: From -50°C to 150°C (-4°Fto248°F)
Painting: Black RAL 9005, or according customer specification
Connect with Valve
The flange connecting to valve is according to EN ISO5211 or DIN3210 (Customization). including Sintered coupling system for various shaft connections. Please click on our link to download the Alfa Gears Dimensions or Alfa Gears Materials specification.
OUR HIGH STANDARDS
- Precision casting cast and ductile iron GGG40 housing
- Optimal output torque, range up to 32000 Nm
- High efficient needle roller bearing
- High strength stainless steel Input shaft
- Stroke 0°- 90°(± 5°)
- Compact structure
- Grease filled for longer life
- Adjustable stopper (± 5°)
- Perfect sealing performance
- IP68 Enclosure standard