Directorate General of Employment and Training (DGET) governed by Ministry of Skill Development and Entrepreneurship constitutes Industrial Training Institutes (ITIs) to impart vocational training to provide a strong manpower in various trades.National Council for Vocational Training (NCVT), an advisory body sets guidelines for the ITI Curricula and conducts All India Trade Tests to award them with National Trade Certificates. Electrician Theory is an important subject for Electrical Trades.This book Electrician Theory is redesigned strictly on the basis of new revised syllabus prescribed by DGET. It is divided into 4 semesters covering the complete study material in sync with the syllabus. In addition, the theories have been explained in a simple language with support of suitable figures to help students understand easily. Bundled with accurate and appropriate information, this semester wise Reference book is highly useful for fetching you placement in several trades and any field in various MNCs, PSUs, Skill India and more.TOCSemester I: Occupational Safety and Health, Tools for Electrician, Basic Electricity, Electrical Wires and Cables, Soldering and DC Theory, Electrician Accessories, Chemical Effect of Current, Cell and Batteries, Allied Trade Theory I Fitter Theory, Allied Trade Theory II Carpentry Theory, Allied Trade Theory III Sheet-Metal Work Theory, Magnetism and Electromagnetism, Passive Components, Alternating Current Theory, Polyphase Electric System, Earthing, Basic Electronics, Rectifiers and Filters, Semester II: Transistors, Amplifiers, Oscillators, Specific Solid State Devices, Digital Electronics, Electrical Wiring, DC Motor I, DC Motor II, DC Generator, Transformers, Electrical Measuring Instruments, Semester III: Three-Phase Induction Motor, Single-Phase Induction Motor, Alternators, Synchronous Motor,Converters and Inverters, Windings, Illumination, Industrial Wiring and Electrical Appliances, Semester IV: Electrical Wiring, Wiring Accessories, Domestic Appliances, Power Generation and Transmission, Non-Conventional Energy Sources, Regulated Power Supply, Appendix.