Electric Research and Manufacturing Cooperative (ERMCO), a distribution transformers manufacturer, is opening a new factory ...

Many older industrial facilities use single-phase, oil-filled transformers made for pole-mounting but installed at ground level to create 3-phase power distribution systems. Usually, primary and ...

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 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 ...

Vanguard Instruments Co. has added two new products to its family of transformer turns-ratio testers: the ATRT-03 S2 and the Tri-Phase May 6, 2008 Vanguard Instruments Co. has added two new products ...