ventilation motor

Ventilation means renewing the air in a building or plant, removing contaminated air and, where needed, supplying air to a process. The roof extractor on a factory, the jet fan und... More Details

A wall-mounted axial fan is a propeller fan fitted into an opening in an outer wall or partition, usually carried on a mounting plate or square frame. These fans are expected to re... More Details

A duct axial fan consists of a propeller and the motor carrying it, placed inside a cylindrical sheet-metal casing; the flanges at both ends of the casing turn the fan into an inte... More Details

A vane axial fan carries fixed guide vanes inside its cylindrical casing, placed directly behind or in front of the impeller. Air leaves the impeller with a swirl; the stationary v... More Details

A reversible axial fan can move air in both directions with the same impeller. The blade profile is symmetrical or designed to work in both directions; when the motor's direction o... More Details

A tangential (cross-flow) fan is easy to tell apart from other fans by its wheel, which looks like a long cylinder: air enters on one side of the wheel, passes through the row of b... More Details

On greenhouse and poultry house fans, the propeller speed must be kept, because the propeller diameter and blade angle were chosen for a particular speed: if the speed rises the mo... More Details