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- Electrical Basics

Understanding The Basics of Wye Transformer Calculations

Published Wednesday, December 01, 2004

Last month's Code Calculations article covered transformer calculation definitions and some specifics of delta transformer calculations. This month we turn our attention to the differences between delta and wye transformers and to wye transformer calculations. We'll close by looking at why it's so important to know how to perform these calculations, but you'll likely see the reasons as we go. In a wye configuration, three single-phase transformers are connected to a common point (neutral) via a lead from their secondaries. The other lead from each of the single-phase transformers is connected to the line conductors. This configuration is ...

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