| 摘要 |
The invention relates to transformer cores, especially to three-phase and one phase cores comprising regularly multi-edged legs. A transformer core comprises three legs and yoke parts, wherein the cross-section of legs is regularly multi-edged with more than four edges. The core is comprised entirely of rings rolled from strips of constant width and each of the rings make up part of two of the legs. Using the invention good electrical properties are achieved. The transformer is also easy to manufacture and avoids waste of material.
|
