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 ...

Hitachi Energy announced an additional investment of more than $250 million USD by 2027 to expand global production of critical transformer components. The announcement, made at CERAWeek, follows the ...

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 ...

Zurich and Houston, Mar 11, 2025 - (JCN Newswire) - - Hitachi Energy announced today at CERAWeek additional major investments of more than $250 million USD by 2027 to expand global production of ...