Energy Efficient Medium Voltage Transformers
2021-8-14u2002·u2002final ruling on transformer efficiency for liquid-filled and dry-type distribution transformers. The ruling impacts single phase (10 kVA to 833 kVA) and three phase (15 kVA to 2,500 kVA). Distribution transformers manufactured in, or imported into the U.S. and its territories on or after January 1, 2016
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