JPS6111654Y2 - - Google Patents
Info
- Publication number
- JPS6111654Y2 JPS6111654Y2 JP9595980U JP9595980U JPS6111654Y2 JP S6111654 Y2 JPS6111654 Y2 JP S6111654Y2 JP 9595980 U JP9595980 U JP 9595980U JP 9595980 U JP9595980 U JP 9595980U JP S6111654 Y2 JPS6111654 Y2 JP S6111654Y2
- Authority
- JP
- Japan
- Prior art keywords
- power factor
- signal
- zero
- output
- phase
- 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 14
- 230000005856 abnormality Effects 0.000 claims description 9
- 230000002159 abnormal effect Effects 0.000 claims 1
- 230000002194 synthesizing effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000002950 deficient Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9595980U JPS6111654Y2 (enExample) | 1980-07-08 | 1980-07-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9595980U JPS6111654Y2 (enExample) | 1980-07-08 | 1980-07-08 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5719468U JPS5719468U (enExample) | 1982-02-01 |
| JPS6111654Y2 true JPS6111654Y2 (enExample) | 1986-04-12 |
Family
ID=29457814
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9595980U Expired JPS6111654Y2 (enExample) | 1980-07-08 | 1980-07-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6111654Y2 (enExample) |
-
1980
- 1980-07-08 JP JP9595980U patent/JPS6111654Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5719468U (enExample) | 1982-02-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US20110241590A1 (en) | Motor driving apparatus having fault diagnostic function | |
| US10088546B2 (en) | Method and apparatus to diagnose current sensor polarities and phase associations for a three-phase electric power system | |
| JP2005140532A (ja) | 位相角度算出装置及び方法、漏洩電流検出装置及び方法 | |
| US20010013771A1 (en) | Phase failure monitoring | |
| JPS6111654Y2 (enExample) | ||
| KR20240046452A (ko) | 전력량계의 오차 및 mof 비오차를 동시에 측정할수 있는 멀티 측정 시스템 | |
| KR100550360B1 (ko) | 전력변환장치의 상태 진단장치 | |
| KR100498557B1 (ko) | 지락 검출 회로 | |
| JP2002131362A (ja) | 漏洩電流測定装置 | |
| JP3850184B2 (ja) | 電力量計 | |
| JPH0652277B2 (ja) | 演算機能付標準器 | |
| JPH0643196A (ja) | 低圧電路における絶縁監視方式 | |
| CA2312723C (en) | System and method for detecting voltage and current imbalance in an electrical energy supply | |
| JP2914830B2 (ja) | 高圧無停電絶縁レベル測定方法 | |
| JP2004138494A (ja) | 電子式電力量計 | |
| JPH10229631A (ja) | デジタルリレー装置のアナログ監視回路 | |
| JPH0757064B2 (ja) | 漏電電流トランスデューサ | |
| JP2741133B2 (ja) | 電源監視レコーダ | |
| JPH0225159B2 (enExample) | ||
| JPH05264295A (ja) | 電源監視レコーダ | |
| KR200256734Y1 (ko) | 영상전압치의저장기능을갖는최대지시계 | |
| JPH0555078U (ja) | 計測装置 | |
| CN112485513A (zh) | 用户用电监控系统和方法 | |
| JPH04208868A (ja) | 非停電絶縁診断装置 | |
| JPH02698Y2 (enExample) |