Electrica signature analysis (ESA) uses the magnetic field in the air gap of an electrical machine to evaluate power quality conditions. Dry and oil transofrmer types are subject to problems ...

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Almost all distribution transformers produced or imported into the U.S. could require amorphous steel cores starting in 2027 under new energy efficiency standards proposed by the Department of Energy ...

Hitachi Energy has announced a $22.5 million investment to expand and modernize its dry-type transformer manufacturing operations in Southwest Virginia, supporting the opening of a newly purchased ...

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, ...

The financial results of the company have been benefitting from strong global demand for power transformers for the past two years. I’m optimistic that this will last for a few more quarters as the ...