Provide Classification of Key Electrical Components,

I am looking for someone who is knowlegable on the various design types of electrical components, got example Contactors, Relays, etc, How should they be classified using the format NOUN + QUALIFIER1 + QUALIFIER 2 + the 1st Priority Attribute using a mechanical example it would be BEARING + BALL. + SINGLE ROW DEEP GROVE + Dia 2inch

Please provide your answer for Electrical Contactors and your experience in electrical engineering

NOTE The rate I have put as a dummy, I will decide based on the quality of response