Electricity 4, AC/DC Motors, Controls, and Maintenance
Obtain quick and easy access to information on DC and AC motors, various types of manual, magnetic, and electronic controls, and the installation and maintenance functions of each. Updated to the 2008 National Electrical Code® and featuring safety references to the most current OSHA Safe Work policies, Electricity 4: AC/DC Motors, Controls, and Maintenance, 9th Edition provides practical, hands-on information to get the electrical system operating as well as the theory of “why” the system works to aid in troubleshooting. The Ninth Edition features material on Variable Frequency Drives (VFDs) and newer controls for servo and small motors. Current practices and equipment have also been added to the Maintenance section to better enable readers to troubleshoot motors and control problems.
Table of Contents:
1-The DC Shunt Motor. 2-The DC Series Motor. 3-DC Compound Motors. 4-Summary of Units 1-3. 5-Manual Starting Rheostats for DC Motors. 6-Special DC Starting Rheostats. 7-Basic Principles of Automatic Motor Control. 8-The DC Counter EMF Motor Controller and DC Variable Speed Motor Drives. 9-The DC Voltage Drop Acceleration Controller. 10-The DC Series Lockout Relay Acceleration Controller. 11-Dynamic Breaking With a DC Motor Reversal Control. 12-Summary of Units 5-11. 13-Electromechanical and Solid State Relays and Timers. 14-Three Phase, Squirrel Cage Induction Motor. 15-Starting Three Phase, Squirrel Cage Induction Motors. 16-Controllers for Three Phase Motors. 17-Three Phase Wound Rotor Induction Motor. 18-Manual Speed Controllers for Wound-rotor Induction Motors. 19-Summary of Units 13-18. 20-The Synchronous Motor. 21-Three Phase Motor Installations. 22-Single Phase Induction Motors. 23-Repulsion Motors. 24-Alternating Current Series Motors. 25-Selsyn Units. 26-Motor Maintenance. 27-Summary of Units 20-26. Glossary. Index.
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