2017 Practical Calculations for Electricians. Este artículo no está disponible.2017 Practical Calculations for Electricians

This self-study exam prep book is based on the 2017 NEC® with ten practice calculations exams consisting of 25 questions each and a final exam of 100 questions. This calculations book covers most topics that are included on all Journeyman and Master Electricians exams such as conductor sizing and protection, motors, transformers, voltage drop, demand loads, box and conduit sizing, over-current protection and residential and commercial load calculations. The text contains the most widely used electrical calculations and formulas the reader needs to pass the journeyman and master electrical competency exam. -10 Open Book Practice Exam with Answers -2 Complete Final Exams with Answers and Analysis -Helpful Tips to Pass the Test This comprehensive electrical calculations textbook is based on the 2014 NEC® and contains complete coverage of core concepts of electrical calculations needed by every electrician. This book is arranged with topic-by-topic organization and step-by-step calculation procedures giving the electrician insight and understanding to solving mathematical problems. The text contains 10 main topic units filled with related information, with a Self-Assessment Quiz following each unit, as well as a 90 question final exam. The book will familiarize you with formulas and calculations for branch circuits, AC motors, voltage drop, power factor, conductors, boxes & raceways, appliances, dwellings, commercial occupancies, and many more topics.

H. Ray Holder has worked in the electrical industry for over fifty years as an apprentice, journeyman, master, field engineer, estimator, business manager, contractor, inspector, consultant, and instructor. Mr. Holder is a graduate of Texas State University and holds a Bachelor of Science Degree in Occupational Education. He also holds a lifetime teaching certificate from the Texas Education Agency, in the field of Vocational Education. He is a certified instructor of electrical trades. His classes are presented in a simplified, easy-to-understand format for electricians. Since 1965, Mr. Holder has taught over 30,000 students at Austin Community College and the University of Texas, at Austin, Texas, Odessa College, at Odessa, Texas, Technical-Vocational Institute of Albuquerque, New Mexico, Howard College, at San Angelo, Texas and in the public school systems in Ft. Worth and San Antonio, Texas, as well as conducted electrical seminars throughout the United States. He is currently the Director of Education for Electrical Seminars, Inc. Mr. Holder is a former member of the National Fire Protection Association, International Association of Electrical Inspectors and retired member of the International Brotherhood of Electrical Workers.