Transformers and Motors is an in-depth technical reference which was originally written for the National Joint Apprenticeship Training Committee to train apprentice and journeymen electricians. This book provides detailed information for equipment installation and covers equipment maintenance and repair. The book also includes troubleshooting and replacement guidelines, and it contains a minimum of theory and math. In this easy-to-understand, practical sourcebook, you'll discover: * Explanations of the fundamental concepts of transformers and motors * Transformer connections and distribution systems * Installation information for transformers and motors * Preventive maintenance, troubleshooting, and repair tips and techniques * Helpful illustrations, glossary, and appendices * End-of-chapter quizzes to test your progress and understanding In-depth source for installation, maintenance, troubleshooting, repairing, a replacing transformers a motors. Reviewed by the National Joint Apprenticeship and Training Committee for the Electrical Industry Designed to train apprentice and journeyman electricians.Speed control of a polyphase motor through use of resistance in series with the rotor windings. Once set, the motor will run at a constant speed unless the load changes. Increased load will ... Figure 8a12 illustrates one of these methods. RHEOSTAT ... Figure 8a13 shows a controller circuit that will cause the direction of rotation of a three-phase motor to reverse. ... The squirrel cage and wound rotor types use the principles of induction and the rotating magnetic field to start and run.
|Title||:||Transformers and Motors|
|Publisher||:||Elsevier - 2012-12-02|