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Wiring Diagram For A 480/277v 3 Phase To 208/120v Transformer
3 KVA Transformer Primary 277 Secondary 120/240 Federal Pacific SE271D3F
Larson Electronics - Portable 1 Phase Buck/Boost Step-Up Transformer
Back to Basics — The 480/277 V to 208/120 V Wye Transformer
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120v - 1.2v Step-down Transformer | Hackaday.io
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