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Richard Huber, P.E.
Richard Huber Engineering, Ltd.
Transformers are fundamental to an industrial or utility distribution or transmission system. This article will present basic transformer information that may help the reader appreciate how they operate and their many features.
Many people consider a transformer to be one of the more basic of electrical machines. As a result, many of the design and operational characteristics are taken for granted. From time to time, it may be beneficial to review these characteristics and refresh one’s understanding. Some of the basic concepts are discussed in the following sections.
Most of the information presented here will be limited to transformers with two separate windings.
Topics covered in the article include:
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This 40-page booklet provides great advice for obtaining the longest, most efficient and cost-effective operation from general and definite purpose electric motors.
This booklet covers topics such as:
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The Effect of Repair/Rewinding on Premium Efficiency/IE3 Motors
Tests prove Premium Efficiency/IE3 Motors can be rewound without degrading efficiency.
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Recommended Practice for the Repair of Rotating Electrical Apparatus
This is a must-have guide to the repair of rotating electrical machines. Its purpose is to establish recommended practices in each step of the rotating electrical apparatus rewinding and rebuilding processes.
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Revised May 2021
The EASA Technical Manual is the association's definitive and most complete publication. It's available FREE to members in an online format. Members can also download PDFs of the entire manual or individual sections.
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