JPH02698Y2 - - Google Patents
Info
- Publication number
- JPH02698Y2 JPH02698Y2 JP1982200682U JP20068282U JPH02698Y2 JP H02698 Y2 JPH02698 Y2 JP H02698Y2 JP 1982200682 U JP1982200682 U JP 1982200682U JP 20068282 U JP20068282 U JP 20068282U JP H02698 Y2 JPH02698 Y2 JP H02698Y2
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- zero
- component
- insulation
- output
- 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
- 238000009413 insulation Methods 0.000 claims description 21
- 238000007781 pre-processing Methods 0.000 claims description 6
- 238000012544 monitoring process Methods 0.000 claims description 5
- 238000012806 monitoring device Methods 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 11
- 238000000926 separation method Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 4
- 239000000284 extract Substances 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 230000001360 synchronised effect Effects 0.000 description 3
- 230000035945 sensitivity Effects 0.000 description 2
- 230000008094 contradictory effect Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process 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 |
|---|---|---|---|
| JP20068282U JPS59103285U (ja) | 1982-12-27 | 1982-12-27 | 電路の絶縁監視装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20068282U JPS59103285U (ja) | 1982-12-27 | 1982-12-27 | 電路の絶縁監視装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59103285U JPS59103285U (ja) | 1984-07-11 |
| JPH02698Y2 true JPH02698Y2 (ru) | 1990-01-09 |
Family
ID=33307808
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP20068282U Granted JPS59103285U (ja) | 1982-12-27 | 1982-12-27 | 電路の絶縁監視装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59103285U (ru) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4066950A (en) * | 1975-09-25 | 1978-01-03 | Siemens Aktiengesellschaft | Circuit for measuring the ground resistance of an ungrounded power circuit |
| JPS5368290A (en) * | 1976-11-30 | 1978-06-17 | Fuji Electric Co Ltd | Insulation resistance measuring apparatus of ground system |
-
1982
- 1982-12-27 JP JP20068282U patent/JPS59103285U/ja active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4066950A (en) * | 1975-09-25 | 1978-01-03 | Siemens Aktiengesellschaft | Circuit for measuring the ground resistance of an ungrounded power circuit |
| JPS5368290A (en) * | 1976-11-30 | 1978-06-17 | Fuji Electric Co Ltd | Insulation resistance measuring apparatus of ground system |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS59103285U (ja) | 1984-07-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101120259B (zh) | 漏电流断路器及其方法 | |
| KR100206027B1 (ko) | 지락전류로부터 추출된 직류성분에 의하여 지락을 검출하는 계자지락 검출기 및 계자지락계전기 | |
| US4871971A (en) | High impedance fault analyzer in electric power distribution networks | |
| CA1189146A (en) | Monitoring system for an lc filter circuit in an ac power network | |
| US6236227B1 (en) | Method and apparatus for turn fault detection in multi-phase AC motors | |
| JPH10505913A (ja) | 電源変圧器の内部部分放電の監視 | |
| WO2006130722A3 (en) | An apparatus and method for determining a faulted phase of a three-phase ungrounded power system | |
| US4713604A (en) | Monitoring device for detecting faults in an electrical device, particularly in an LC filter circuit in an AC voltage network | |
| CN109375120B (zh) | 直流电源系统中窜入交流电的监测方法 | |
| CN110673001A (zh) | 基于断路器位置状态监测的绝缘监测装置及绝缘监测方法 | |
| JPH0155424B2 (ru) | ||
| JP2002311061A (ja) | 電力用処理装置 | |
| JPH02698Y2 (ru) | ||
| JPH02699Y2 (ru) | ||
| JPH1078461A (ja) | 絶縁抵抗測定方法 | |
| JPH0670665B2 (ja) | 非接触電界磁界センサ | |
| JPS63265516A (ja) | 三相交流励磁装置 | |
| JP2003232826A (ja) | 漏電検出装置 | |
| JP3602904B2 (ja) | 絶縁監視装置の警報検出試験装置 | |
| JP2002131362A (ja) | 漏洩電流測定装置 | |
| JPH11355955A (ja) | 多分岐配電線における地絡検出装置 | |
| JPH07311231A (ja) | 高圧配電設備の高周波重畳絶縁監視システム | |
| JPS61138178A (ja) | 地絡検出装置 | |
| CN211426682U (zh) | 基于断路器位置状态监测的绝缘监测装置 | |
| JPH01170865A (ja) | 配電線地絡故障点検出装置 |