发明名称 |
FAULT SPOT DETECTING METHOD OF POWER CABLE |
摘要 |
<p>PURPOSE:To effect easily and surely the detection of fault spot by connecting DC power supply unit for cancelling the stray current due to a local battery in the fault spot in parallel with an amper meter.</p> |
申请公布号 |
JPS5344893(A) |
申请公布日期 |
1978.04.22 |
申请号 |
JP19760120729 |
申请日期 |
1976.10.06 |
申请人 |
SUMITOMO ELECTRIC INDUSTRIES |
发明人 |
NAKAYAMA TADAHARU |
分类号 |
G01R31/08;H02G1/06 |
主分类号 |
G01R31/08 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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