IE3 Electric Motors

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Technical information

Hoyer IE3 electric motors are manufactured according to the efficiency class system specified under IEC 60034-30. They have a proven high quality, reliability and performance.
The motors are asynchronous low voltage three-phase TEFC squirrel-cage motors. Type HMA3 (aluminum) size 80-132 and HMC3 (cast iron) size 160-400. All cast iron and aluminium motors are provided with SKF or similar premium quality bearings and 3xPTC in windings. Motors in size 80-180 have closed bearings greased for life. As standard all Hoyer IE3 motors have fixed bearing in drive end.

All IE3 motors are provided with blind caps in all supply connections and are as standard IP55, prepared for drain holes and painted RAL 9005 low gloss.

400V Y – Hoyer IE3 Motors ≤ 3 kW
400V D – Hoyer IE3 Motors ≥ 3 kW

Other voltages are supplied on request.

Application information

The electric motors are used for a wide variety of industrial, marine and wind applications . Typical applications are:

Fans and HVAC – read about our HVAC solutions here
Hydraulics – read about our HPU solutions here
Pumps – read about our pump solutions here
Shredders
Gears

Let us support you

If you have any questions please get in contact with us. At Hoyer we work to increase your performance.

Documentation

The scale of documentation required varies from industry to industry. We have made it easy for you to hand-pick the documentation package you need. Just go to our certificate section.

See all certificates