In power distribution systems, three-phase transformer configuration directly impacts system reliability and load management.

A thorough understanding of Delta and Wye service transformers, their primary and secondary windings, and their windings’ voltages, will help HVACR service technicians in their understanding of ...

One of the more popular electrical services that is supplied to medium-size commercial buildings is the Wye or Star configuration. The name comes from the transformer’s secondary winding configuration ...

The 3M Cold Shrink Branch Splice QS-2001B from 3M allows power utilities and industrial contractors to more easily make a wye splice configuration on electrical power cables rated up to 15 kV. The 3M ...

In the original version of this article, the second figure contained an error. The image has been updated. It’s important for engineers to have a good, working ...