| 摘要 |
<p>PURPOSE:To provide a current transformer having excellent coupling property by arranging bobbins so as to wind a primary winding and secondary winding as closely to each other as possible. CONSTITUTION:In a current transformer provided with at least two windings, at least one of which is composed of one turn. The one-turn winding is formed of a metallic belt-like conductor 9 and buried in the winding frame of a plastic bobbin 4. A secondary winding is wound around the winding frame and an iron core is fitted.</p> |
