| 摘要 |
Three phase transformer, e.g. distribution transformer, comprising three frame shaped winding assemblies, each containing primary and secondary windings, two of said assemblies being substantially identical and juxtaposed to form a center leg having substantially circular cross section, and a third winding assembly surrounding the two said assemblies, and forming, together with the outside half legs of said winding assemblies, two outside legs, each having substantially circular cross section, the three winding assemblies being interlinked by hollow, cylindrical cores wound from ferromagnetic strip material and surrounding each of the three legs.
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