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

Whenever a power or distribution transformer is isolated from the power system, it is probable that residual magnetism remains in the core due to the phase shift. However, residual magnetism also ...

Commonwealth Edison delivers power to 4 million customers in northern Illinois, U.S., including the entire city of Chicago. More than 90% of these customers have advanced metering infrastructure (AMI) ...

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 ...

Three major electric power trade groups in a letter on Feb. 15 urged the Department of Energy (DOE) to reconsider proposed energy efficiency conservation standards for distribution transformers, ...