Troubleshooting Electric Motors

Troubleshooting Electric Motors presents a practical approach to troubleshooting motors and equipment in electrical systems. This text/workbook provides a framework for acquiring the technical knowledge and applied skills needed by maintenance electricians and those in related electrical occupations. This edition includes "Field Notes" and "Successful Practices" that offer expert insight to troubleshooting. Coverage includes retrofitting motor control circuits, assessment of motor nameplates, motor lubrication intervals, true-rms test instruments, and differentiating NEMA and IEC wiring, ratings, and terminal markings. CONTENTS • Electric Motor Safety and Troubleshooting • Electric Motors • Single-Phase Motors • Direct Current Motors • Three-Phase Motors • Motor Nameplate Data • Motor Selection • Motor Protection • Motor Failure • Special Motors • Final Exam