This comprehensive text gives students 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 preventive 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 for service. Also included are outlines of inspection programs that will help ensure safe, efficient, economical, and dependable operation.