HVAC electric motor

In a building's air-conditioning installation, electric motors work in places nobody sees: in the fan section of the rooftop air handling unit, in the circulation pumps of the base... More Details

A plug fan is a centrifugal impeller without a scroll housing, placed in an open chamber (plenum) inside an air handling unit or ventilation cabinet. Because the impeller sits dire... More Details

An inline centrifugal duct fan is a centrifugal fan connected directly into a square or round duct run, taking air in from one side and delivering it on the same axis at the other;... More Details

A forward-curved fan is recognised by the many short, shallow blades arranged around the rim of its wheel; the blade tips are bent towards the direction of rotation. This design mo... More Details

An air handling unit (AHU) filters outdoor and return air inside a casing, heats or cools it, humidifies it when needed and distributes it through the building; the supply and exha... More Details

A circulation pump does not carry water from one place to another; it turns the same water round and round in a closed circuit. In a heating installation from the boiler to the rad... More Details

When the fan motor of an air handling unit is replaced, the new motor must match not only in power and speed but also work with the existing fan's mechanical connection and with th... More Details