| 发明名称 |
55LEG CORE GROUNDED METER TRANSFORMER |
| 摘要 |
<p>PURPOSE:To provide a quick response to a phenomenon when in a transient time with a time constant made small, by such means that a constitution be made by three phase cores and two zero-phase cores, magnetically coupled with those phase cores by a common yoke, further with an air gap provided in the zero-phase core.</p> |
| 申请公布号 |
JPS53147923(A) |
申请公布日期 |
1978.12.23 |
| 申请号 |
JP19770063460 |
申请日期 |
1977.05.31 |
| 申请人 |
TOKYO SHIBAURA ELECTRIC CO;TOSHIBA ENGINEERING CO |
发明人 |
SEINO MAKOTO;MATSUDA TAIJI |
| 分类号 |
H01F38/24;H01F30/12;H01F38/28;H01F38/38 |
主分类号 |
H01F38/24 |
| 代理机构 |
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代理人 |
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