Power distribution system, Transformers, Maximum Allowable Power Transformer Losses, Transformer Efficiency and Losses, Types of transformers, Dry-Type Transformers, Oil Filled Transformers, Measurement and Reporting of Transformer Losses, Electric motors, Classification of Electric Motor, Internal view of a motor, Performance Characteristic of  Energy-Efficient Induction Motors, Consequences of Motor Over Sizing, Appropriate Loading of Motor, Methods to calculate motor loading, Selection of the Right Motor, Motor Rewinding versus Replacement, Diesel Generator (DG) Sets , Power Factor Correction, Uninterruptible Power Supply (UPS), Renewable Energy Systems