AutomationDirect’s line of power products now includes Acme Electric’s dry-type encapsulated 3-phase transformers. The NEMA 3R transformers are excellent for dust or lint-laden atmospheres and are ...

A new, compact, militarized single-core three-phase transformer for use within U.S. Navy shipboard power distribution systems has been introduced by Diversified Technologies, Inc. (DTI). BEDFORD, Mass ...

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 ...

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 ...

In many electrical installations, general-purpose contactors are used to switch the supply voltage to a small dry-type transformer on and off. One common reason this is done is for area lighting ...

The Faisalabad Electric Supply Company (FESCO) has upgraded 39 transformers to ensure uninterrupted power supply to its consumers.

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 ...