AAF HERMAN NELSON MOTOR PARTS

Buy AAF-Herman Nelson motor Parts

The AAF-Herman Nelson motor part is assembled in a modular construction design so that it can be easily removed from the bottom of the unit for servicing. The motors are also well designed to give easy access to the coil area to make maintenance and cleaning easy. We recommend the use of bio-degradable oil for cleaning to avoid corrosion.

It functions at a low speed in order to reduce the amount of sound produced while maximizing quietness. The motor size is usually proportional with the size of the ventilator unit to ensure a balanced functioning.

They are assembled in a direct drive model with their speed being controlled by a factory mounted/installed multi-tap transformer to moderate low, medium and high speeds.

It is located out of air stream in the unit ventilator and has an internally fixed thermal overload gadget. The gadget is of auto-reset mode. They have their hot lines shielded by factory mounted fuses and contain sleeve type bearings made up of strong resistant and heavy metal. The shaft bearings are located out of airstreams to avoid corrosion and need to be greased once per year. High static unit ventilators with an external static pressure ‘ESP’ of more than 0.45 should be mounted with Electrical Cumulated Motor usually abbreviated as ‘ECM’.

They conform to the requirements of the IIEC, the NEC as well as IEEE. They are manufactured according to the requirements of the underwriter’s laboratory and adhere to the rules and regulations of the ARI. They are environmentally friendly and have been declared fit for domestic use.It recommends that before making a motor purchase decision, an individual should consult his/her local representative for detailed information on the computer selection and design programs.