JPS6126629B2 - - Google Patents
Info
- Publication number
- JPS6126629B2 JPS6126629B2 JP54076935A JP7693579A JPS6126629B2 JP S6126629 B2 JPS6126629 B2 JP S6126629B2 JP 54076935 A JP54076935 A JP 54076935A JP 7693579 A JP7693579 A JP 7693579A JP S6126629 B2 JPS6126629 B2 JP S6126629B2
- Authority
- JP
- Japan
- Prior art keywords
- far end
- cable
- pair cable
- power
- detection method
- 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.)
- Expired
Links
- 238000001514 detection method Methods 0.000 claims description 11
- 238000004891 communication Methods 0.000 claims description 7
- 238000012423 maintenance Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 8
- 230000005284 excitation Effects 0.000 description 7
- 238000004804 winding Methods 0.000 description 7
- 239000003990 capacitor Substances 0.000 description 3
- 239000004020 conductor Substances 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 230000002159 abnormal effect Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000010349 pulsation Effects 0.000 description 2
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Landscapes
- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7693579A JPS561368A (en) | 1979-06-20 | 1979-06-20 | Failure detection pair cable |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7693579A JPS561368A (en) | 1979-06-20 | 1979-06-20 | Failure detection pair cable |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS561368A JPS561368A (en) | 1981-01-09 |
JPS6126629B2 true JPS6126629B2 (enrdf_load_stackoverflow) | 1986-06-21 |
Family
ID=13619577
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP7693579A Granted JPS561368A (en) | 1979-06-20 | 1979-06-20 | Failure detection pair cable |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS561368A (enrdf_load_stackoverflow) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0631652Y2 (ja) * | 1990-04-06 | 1994-08-22 | 矢崎総業株式会社 | 圧接端子 |
JP6385315B2 (ja) * | 2014-10-31 | 2018-09-05 | 三菱電機株式会社 | 開閉装置、ケーブル特性試験システム及びケーブル特性試験方法 |
JP6272379B2 (ja) * | 2016-03-30 | 2018-01-31 | 三菱電機株式会社 | ケーブル検査装置及びケーブル検査システム |
JP6335218B2 (ja) * | 2016-06-10 | 2018-05-30 | 三菱電機株式会社 | 開閉装置 |
-
1979
- 1979-06-20 JP JP7693579A patent/JPS561368A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS561368A (en) | 1981-01-09 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US3975600A (en) | Telephone line splicing apparatus | |
US11789060B2 (en) | Grounded socket and method for insulation fault location in an ungrounded power supply system including insulation monitoring | |
CN100379168C (zh) | 线路分路和接地故障诊断设备和方法 | |
US4335348A (en) | Cable conductor continuity tester with magnetically coupled drive means and sensor | |
US4415779A (en) | Methods of and apparatus for testing telephone subscriber loop to locate a fault relative to a reference point | |
US5760591A (en) | Method of and apparatus for determining an electric wiring state | |
US5530363A (en) | DC ground fault detecting apparatus with an auto-null circuit and method | |
US3849772A (en) | Circuit integrity checking means for audio signal circuit | |
US4117463A (en) | Circuit fault detection apparatus for railroad track circuit redundant connections | |
JPS6126629B2 (enrdf_load_stackoverflow) | ||
EP0901264B1 (en) | Telecommunications line termination test | |
JPH07121032B2 (ja) | 遠隔通信装置における電流検出器の出力信号の評価回路装置 | |
US12368797B2 (en) | Telephone line testing apparatus with remote control | |
US3489865A (en) | Routiners for checking telephone circuits | |
JPH03194477A (ja) | 絶縁抵抗測定装置の自己診断方法 | |
JPH0471238B2 (enrdf_load_stackoverflow) | ||
JP2000076983A (ja) | 回路遮断器 | |
JPS6191536A (ja) | 自己支持形光フアイバケ−ブルの断線検出装置 | |
JPS6212877A (ja) | 一点接地系システムの地絡、短絡監視方式 | |
JPS6212878A (ja) | 一点接地系システムの地絡、短絡監視方式 | |
JPS61265581A (ja) | 動機器回路の絶縁状態検知方法 | |
JP2832196B2 (ja) | 電話回線断線検知装置 | |
JPH08251809A (ja) | 開閉器子局試験器 | |
JP2864166B2 (ja) | 線路監視装置 | |
JPS5946562A (ja) | 直流送電線用不良碍子検出器 |