Industrial Plants & Energy Efficiency

Transformer Replacement: Existing vs. High-Efficiency 75 MVA Losses

Nameplates for a 2008 and a 2024 75 MVA, 34.5/13.8 kV transformer, comparing total loss at 75 MVA (549 kW vs. 308 kW) with loss bars and annual savings of 933.8 MWh, about $74,705 a year at 40% loading.

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