Tom Bishop, P.E.
EASA Senior Technical Support Specialist

An old saying claims: “If it’s in black and white, it must be right.” Seeing something in writing makes it more believable than the spoken word. However, that does not mean it is true. We should always look for substantiation to back up statements, whether written or verbal.

A more recent saying is: “If it’s on the Internet, it must be true.” Apply that same fact-check here. Look for substantiation before accepting information gleaned from the Internet.  

Here is a random collection of some relatively common misconceptions about three-phase squirrel cage motor performance characteristics.

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Categories: Technical topics, Design/theory/application, Drives/controls

Tags: Motor design Service factor Motor temperature Power factor Myths

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