JPH01118375U - - Google Patents
Info
- Publication number
- JPH01118375U JPH01118375U JP1087188U JP1087188U JPH01118375U JP H01118375 U JPH01118375 U JP H01118375U JP 1087188 U JP1087188 U JP 1087188U JP 1087188 U JP1087188 U JP 1087188U JP H01118375 U JPH01118375 U JP H01118375U
- Authority
- JP
- Japan
- Prior art keywords
- optical signal
- zener voltage
- level conversion
- 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.)
- Granted
Links
- 238000001514 detection method Methods 0.000 claims description 13
- 238000006243 chemical reaction Methods 0.000 claims description 5
- 230000003287 optical effect Effects 0.000 claims 5
- 230000005540 biological transmission Effects 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 5
Landscapes
- Locating Faults (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1087188U JPH076539Y2 (ja) | 1988-01-29 | 1988-01-29 | 送電線の故障電流検出装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1087188U JPH076539Y2 (ja) | 1988-01-29 | 1988-01-29 | 送電線の故障電流検出装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01118375U true JPH01118375U (enrdf_load_stackoverflow) | 1989-08-10 |
| JPH076539Y2 JPH076539Y2 (ja) | 1995-02-15 |
Family
ID=31218915
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1087188U Expired - Lifetime JPH076539Y2 (ja) | 1988-01-29 | 1988-01-29 | 送電線の故障電流検出装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH076539Y2 (enrdf_load_stackoverflow) |
-
1988
- 1988-01-29 JP JP1087188U patent/JPH076539Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH076539Y2 (ja) | 1995-02-15 |
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