These double inlet fans are called TDA fans. They are available from size 6/5 up to 30/28.
It is possible to manufacture this fan in the different series: Light (L), and Reinforced (SR & R).
Light series are composed of:
- Simple impeller (L). From size 7/7 to 18/18. With support feet, motor support or motor support bench.
- Double impeller (T2L). From size 7/7 to 18/18. With support feet.
Reinforced series are composed of:
- Simple impeller (R): From 7/7 up to 30/28 with cubic frame.
- Simple impeller (SR): From 7/7 up to 18/18 with cubic frame without cross bars. From 20/15 up to 30/28 with triangular frame.
- Double impeller (T2R): From 9/7 up to 30/28. Bearings in cast iron housing on steel support.
- Double impeller (T2SR): From 7/7 up to 18/18. Bearings on rubber rings fit in a 3 arms brackets fixed to inlet cones.
- Triple impeller (T3R): From 9/7 up to 30/28. Bearings in cast iron housing on steel support
- Air conditioners,
- Air conditioning equipment,
- Ventilation/Extraction systems,
- Garage smoke extractors,
- Kitchen smoke extractors,
- Maritime sector,
- Pharmaceutical laboratories,
- Hospitals, Pressurizing systems for smoke control,
- Drying rooms,
- Paint booths,
- Agri-food industry