JPS644628B2 - - Google Patents
Info
- Publication number
- JPS644628B2 JPS644628B2 JP55123353A JP12335380A JPS644628B2 JP S644628 B2 JPS644628 B2 JP S644628B2 JP 55123353 A JP55123353 A JP 55123353A JP 12335380 A JP12335380 A JP 12335380A JP S644628 B2 JPS644628 B2 JP S644628B2
- Authority
- JP
- Japan
- Prior art keywords
- cable
- current
- guard ring
- shield
- guard
- 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
- 239000004020 conductor Substances 0.000 claims description 11
- 238000000034 method Methods 0.000 claims description 11
- 238000005259 measurement Methods 0.000 description 7
- 230000005540 biological transmission Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 238000009413 insulation Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000013307 optical fiber Substances 0.000 description 2
- 239000000284 extract Substances 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
- G01R31/58—Testing of lines, cables or conductors
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP55123353A JPS5746169A (en) | 1980-09-05 | 1980-09-05 | Method for measuring leaking dc current from cable |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP55123353A JPS5746169A (en) | 1980-09-05 | 1980-09-05 | Method for measuring leaking dc current from cable |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5746169A JPS5746169A (en) | 1982-03-16 |
JPS644628B2 true JPS644628B2 (de) | 1989-01-26 |
Family
ID=14858467
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP55123353A Granted JPS5746169A (en) | 1980-09-05 | 1980-09-05 | Method for measuring leaking dc current from cable |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5746169A (de) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57179761A (en) * | 1981-04-30 | 1982-11-05 | Dainichi Nippon Cables Ltd | Test method for dc leak current of electric device |
JPS61187670A (ja) * | 1985-02-15 | 1986-08-21 | Showa Electric Wire & Cable Co Ltd | 電力ケ−ブルの絶縁試験装置 |
JPH048379Y2 (de) * | 1985-04-19 | 1992-03-03 | ||
JPS61246671A (ja) * | 1985-04-24 | 1986-11-01 | Showa Electric Wire & Cable Co Ltd | 電力ケ−ブルの直流洩れ電流測定装置 |
JPS61288175A (ja) * | 1985-06-14 | 1986-12-18 | Showa Electric Wire & Cable Co Ltd | 電力ケ−ブルの絶縁劣化測定装置 |
JPS6399281U (de) * | 1986-12-19 | 1988-06-27 |
-
1980
- 1980-09-05 JP JP55123353A patent/JPS5746169A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS5746169A (en) | 1982-03-16 |
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