This document discusses different types of electrical drives. It begins with an introduction and table of contents on electrical drives. It then describes types of drives based on supply (AC and DC motor drives), number of motors (individual, multi-motor, and group drives), speed (constant and variable speed drives), and control parameters (vector, constant power, and constant torque drives). Block diagrams of electrical drives and their typical components are provided. In closing, the document notes that electrical drives have advantages over mechanical drives like simple construction, reliability, cleanliness, and smooth speed control.