Download or read book Oregon 2017 Journeyman Electrician Study Guide written by Ray Holder and published by . This book was released on 2017-02-15 with total page 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 exams and 2 Final Closed Book Exams. This book also covers most topics that are included on all Journeyman Electricians exams such as conductor sizing and protection, motors, transformers, voltage drop, 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 electrical competency exam.