This book should be of interest to anyone in the elevator industry concerned with the application, design and maintenance of modern electric hoisting machines. The technical information, in general, is universal and can be applied to any of the new solid state AC motors. Chapters include: specifications, design and construction of modern AC electric drive, control concepts and practice, mains distortion by elevator drive systems, energy losses/savings, motor design for low acoustic noise, monitoring and protection of AC motor, controller design (examples and installation), trends in the development of elevator drives and more. Includes dozens of formulas, charts, diagrams and examples.
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A digital edition of this book is also available.
Softcover | 197 Pages | 2 lbs.
