Synopses & Reviews
The fourth book in Delmar's Electricity 1-4 series, Electricity 4: AC/DC Motors, Controls and Maintenance, 7E introduces readers to DC and AC motors, as well as many types of manual, magnetic and electronic controls. Throughout this edition, motors are described in detail enabling the reader to develop a working knowledge of the operations, advantages and disadvantages of each type. A wide variety of controls are also explained to aid understanding, while discussion of AC motors and associated controls helps to develop an appreciation of control schemes applied to various applications of the motors. This edition features new and improved photos and diagrams to better enable readers to tie theory and practice together into real-life situations. Any references to the National Electrical Code? have been updated, and some chapter material has also been rearranged to improve continuity. Specific objectives precede the introduction of each topic, while summaries and quiz items enable readers to measure their progress at the end of each chapter.
Synopsis
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 2005 National Electrical Code? and featuring safety references to the most current OSHA Safe Work policies, Electricity 4 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 Eighth Edition features new 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.
About the Author
Walter Alerich, BVE, MA, has an extensive background in electrical installation and education. As a journeyman wireman, he has had many years of experience in the practical applications of electrical work. Mr. Alerich has also served as an instructor, supervisor and adminstrator of training programs, and is well-aware of the need for effective instruction in this field. A former department head of the Electrical-Mechanical Department of Los Angeles Trade and Technical College, Mr. Alerich has written extensively on the subject of electricity and motor controls. He presently serves as an international specialist/consultant in the field of electrical trades, developing curricula and designing training facilities. Jeff Keljik is a graduate of Dunwoody College of Technology and holds a Bachelor's degree from Metropolitan State University. He previously served as head of the electrical department at Dunwoody College of Technology and played an integral part in developing their Electrical Design and Management program. The recipient of both the 1993 Kraemer Fellowship Award for new technology education and an award for International Technical Teacher Education, Mr. Keljik also holds a Master Class A license and a Journeyman?s Class A license, both from the State of Minnesota. He is an Executive Board Member for the North Central Electrical League and serves on the Education Committee for the Minnesota Electrical Association.
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.