JPS6418594U - - Google Patents
Info
- Publication number
- JPS6418594U JPS6418594U JP11301087U JP11301087U JPS6418594U JP S6418594 U JPS6418594 U JP S6418594U JP 11301087 U JP11301087 U JP 11301087U JP 11301087 U JP11301087 U JP 11301087U JP S6418594 U JPS6418594 U JP S6418594U
- Authority
- JP
- Japan
- Prior art keywords
- grounding wire
- magnetic field
- lightning arrester
- lightning
- current
- 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 3
- 230000003287 optical effect Effects 0.000 claims description 3
- 238000012544 monitoring process Methods 0.000 claims 1
- 238000012806 monitoring device Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Measurement Of Current Or Voltage (AREA)
- Testing Electric Properties And Detecting Electric Faults (AREA)
Description
第１図はこの考案の一実施例による避雷器の監
視装置を示す回路図、第２図はこの考案の他の実
施例による避雷器の監視装置を示す回路図、第３
図は従来の避雷器の監視装置、第４図は他の従来
の避雷器の監視装置である。
図において、１……避雷器、２……接地線、８
……光方式磁界検出手段としての光方式磁界検出
素子。なお、図中、同一の符号は同一、又は相当
部分を示している。
FIG. 1 is a circuit diagram showing a lightning arrester monitoring device according to one embodiment of this invention, FIG. 2 is a circuit diagram showing a lightning arrester monitoring device according to another embodiment of this invention, and FIG.
The figure shows a conventional lightning arrester monitoring device, and FIG. 4 shows another conventional lightning arrester monitoring device. In the figure, 1...Surge arrester, 2...Grounding wire, 8
...An optical magnetic field detection element as an optical magnetic field detection means. In addition, in the figures, the same reference numerals indicate the same or corresponding parts.
Claims (1)
線を流れる電流を同接地線まわりの磁界強度とし
て検出しうる光方式磁界検出手段を電磁的に結合
させた設けたことを特徴とする避雷器の監視装置
。 A lightning arrester characterized in that an optical magnetic field detection means capable of detecting the current flowing through the grounding wire as the magnetic field strength around the grounding wire is electromagnetically coupled to the grounding wire of the lightning arrester that absorbs lightning current. Monitoring equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11301087U JPS6418594U (en) | 1987-07-22 | 1987-07-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11301087U JPS6418594U (en) | 1987-07-22 | 1987-07-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6418594U true JPS6418594U (en) | 1989-01-30 |
Family
ID=31352471
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11301087U Pending JPS6418594U (en) | 1987-07-22 | 1987-07-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6418594U (en) |
-
1987
- 1987-07-22 JP JP11301087U patent/JPS6418594U/ja active Pending
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