Some years ago, I wrote an essay entitled “Using One 115V Fan On Two Line Voltages.” Its essence was that a fan motor rated for one line voltage could be switched to running at twice that line voltage ...
Foster Transformer introduces a new line of Auto-Transformers or autoformers that use a single non-isolated winding to step up or step down the available line voltage to match the requirements of the ...
ABB has successfully tested and delivered three 750-MVA (765/500/13.8 kV), single phase auto-transformers designed and built for the U.S.-based electric utility, Allegheny Energy. The transformers ...
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