Download or read book Oregon 2017 Master Electrician Study Guide written by Ray Holder and published by . This book was released on 2017-02-15 with total page 434 pages. Available in PDF, EPUB and Kindle. Book excerpt: The 2017 Oregon study guide will help you prepare for the exam by providing 12 practice open book exam and 2 Final Closed Book Exams. This book also covers most topics that are included on all 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.