JPH0365982U - - Google Patents
Info
- Publication number
- JPH0365982U JPH0365982U JP12709489U JP12709489U JPH0365982U JP H0365982 U JPH0365982 U JP H0365982U JP 12709489 U JP12709489 U JP 12709489U JP 12709489 U JP12709489 U JP 12709489U JP H0365982 U JPH0365982 U JP H0365982U
- Authority
- JP
- Japan
- Prior art keywords
- utility pole
- leakage current
- utility
- detection device
- current detection
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000001514 detection method Methods 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
Landscapes
- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
Description
第１図は本考案に係る漏れ電流検出装置を配設
した電柱を示す斜視図、第２図この漏れ電流検出
装置を示す配線図、第３図は漏れ電流検出装置に
用いられるトランスの異なる例を示す平面図であ
る。
１……電柱、２……腕木、３……ガイシ、４…
…電線、５……アース線、１０……アース線、１
１，２１……コア、１２……コイル、１５……増
幅器、２０……電圧計。
Fig. 1 is a perspective view showing a utility pole on which a leakage current detection device according to the present invention is installed, Fig. 2 is a wiring diagram showing this leakage current detection device, and Fig. 3 is a different example of a transformer used in the leakage current detection device. FIG. 1...Telephone pole, 2...Archive, 3...Insulator, 4...
...Electric wire, 5...Ground wire, 10...Ground wire, 1
1, 21...core, 12...coil, 15...amplifier, 20...voltmeter.
Claims (1)
されるドーナツツ状のコアおよびこのコアに巻き
付けられたコイルからなるトランスと、前記電柱
を通つて地中へ流れる漏れ電流により前記コイル
に誘起される電圧信号を増幅する増幅器とからな
ることを特徴とする漏れ電流検出装置。 A transformer consisting of a donut-shaped core placed in the middle of a utility pole so as to surround the utility pole, and a coil wound around this core, and a voltage induced in the coil due to leakage current flowing underground through the utility pole. A leakage current detection device comprising an amplifier that amplifies a signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12709489U JPH0365982U (en) | 1989-10-30 | 1989-10-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12709489U JPH0365982U (en) | 1989-10-30 | 1989-10-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0365982U true JPH0365982U (en) | 1991-06-26 |
Family
ID=31674876
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12709489U Pending JPH0365982U (en) | 1989-10-30 | 1989-10-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0365982U (en) |
-
1989
- 1989-10-30 JP JP12709489U patent/JPH0365982U/ja active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPH0365982U (en) | ||
| JPS62140368U (en) | ||
| JPH0352673U (en) | ||
| JPS61189275U (en) | ||
| JPS58182102U (en) | Detection coil for eddy current testing equipment | |
| JPH036576U (en) | ||
| JPS6273488U (en) | ||
| JPH0361586U (en) | ||
| JPH0434679U (en) | ||
| JPH01180673U (en) | ||
| JPS6059418U (en) | Noise prevention coaxial cable | |
| JPS61189756U (en) | ||
| JPS5982874U (en) | Electrical line insulation resistance measurement circuit | |
| JPH038774U (en) | ||
| JPS63185570U (en) | ||
| JPH02140481U (en) | ||
| JPH0323911U (en) | ||
| JPS5856540U (en) | earth leakage breaker | |
| JPH0365985U (en) | ||
| JPH0279462U (en) | ||
| JPH0226216U (en) | ||
| JPS63172269U (en) | ||
| JPS62146343U (en) | ||
| JPS6440214U (en) | ||
| JPS6258758U (en) |