Answers at your fingertips This hands-on guide will help you trouble-shoot and solve electrical problems in industrial and commercial settings. You'll find plain-English explanations for a wide range of electrical equipment and systems, from transformers and switchgears to alarm and wiring systems. Use this book to quickly access reliable information and improve your on-the-job skills. • Get useful rules of thumb and quick tricks • Discover formulas, charts, and tables essential for plant electrical work • Locate technical data quickly and get up to speed on everyday electrical questions • Packed with illustrations that help you grasp ideas quickly and easily.