Understanding these diagrams can bridge the gap between old and new electrical infrastructures. Wiring Color Codes and Standards Beyond connection configurations, adherence to wiring color codes and ...

We’re familiar with single-phase AC at the outlet, but multiphase AC offers advantages and is necessary for higher-power installations. The first part of this article examined the need for three-phase ...

At the combined instrument transformer operation site, it was found that a three-phase three-element combined instrument transformer under Yyn0 connection had a surge in secondary side voltage ...

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 ...