This reference guide contains a detailed discussion of the technical issues involved in providing good power quality. Targeted specifically to the electrical contractor, its purpose is to help increase understanding of the technical issues involved in PQ problems and to offer recommended solutions for their mitigation. Through understanding of this self-study manual, you will be able to educate your customers about the effects of electric service and wiring on critical equipment, as well as put your company in a position to assist the utility in its attempt to provide distrubance-free power. In turn, the utility customer service reps will be more likely to refer your company to users reporting power quality problems.