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How to Design a Transformer: Size and Selection

How to Design a Transformer: Size and Selection

Transformers are key electrical components useful in determining the power reaching the load from the supply. In this article, you will learn how…


Understanding Impedance Matching

Understanding Impedance Matching

Impedance matching is a significant process in electrical and electronic project design. Here, you will learn all about impedance matching from…


National Electrical Code Basics: Overcurrent Protection Part 4

National Electrical Code Basics: Overcurrent Protection Part 4

Learn about rules permitting the absence of overcurrent protection for the conductors connected to the transformer secondary.


Open-Circuit and Short-Circuit Tests in Transformers

Open-Circuit and Short-Circuit Tests in Transformers

A transformer could be tested under no-load and full-load conditions to determine its turns ratio, regulation, and efficiency. However, without…


Determining Power Factor Using the Two-Wattmeter Method

Determining Power Factor Using the Two-Wattmeter Method

The ratio of true power to apparent power is called the power factor of the load. When the two-wattmeter method is used to measure the power…