This comprehensive book gives learners a strong foundation for an understanding of the behavior, operation, and testing of electric power apparatus under normal, overload, and fault conditions. It provides up-to-date methods for preventative maintenance, presents logical methods by which the more common troubles may be identified and localized, and recommends emergency repairs that will keep the equipment in operation until it can be scheduled out of service. Also included are outlines of inspection programs that will help ensure safe, efficient, economical, and dependable operation. For electric motor mechanics; power plant operators in electric utility plants; technicians in marine repair facilities, airports, drilling rigs, and manufacturing plants; marine engineers aboard ships; and technical representative for insurance underwriters.