JPS59188335A - 地絡検出回路 - Google Patents
地絡検出回路Info
- Publication number
- JPS59188335A JPS59188335A JP58061810A JP6181083A JPS59188335A JP S59188335 A JPS59188335 A JP S59188335A JP 58061810 A JP58061810 A JP 58061810A JP 6181083 A JP6181083 A JP 6181083A JP S59188335 A JPS59188335 A JP S59188335A
- Authority
- JP
- Japan
- Prior art keywords
- current detector
- ground fault
- circuit
- load
- current
- 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
- 238000006243 chemical reaction Methods 0.000 claims description 20
- 238000001514 detection method Methods 0.000 claims description 12
- 238000010586 diagram Methods 0.000 description 7
- 239000003990 capacitor Substances 0.000 description 4
- 238000009499 grossing Methods 0.000 description 4
- 230000018199 S phase Effects 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000005856 abnormality Effects 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002747 voluntary effect Effects 0.000 description 1
Landscapes
- Protection Of Static Devices (AREA)
- Emergency Protection Circuit Devices (AREA)
- Inverter Devices (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP58061810A JPS59188335A (ja) | 1983-04-08 | 1983-04-08 | 地絡検出回路 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP58061810A JPS59188335A (ja) | 1983-04-08 | 1983-04-08 | 地絡検出回路 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS59188335A true JPS59188335A (ja) | 1984-10-25 |
JPH031893B2 JPH031893B2 (enrdf_load_stackoverflow) | 1991-01-11 |
Family
ID=13181811
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP58061810A Granted JPS59188335A (ja) | 1983-04-08 | 1983-04-08 | 地絡検出回路 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS59188335A (enrdf_load_stackoverflow) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6437391U (enrdf_load_stackoverflow) * | 1987-08-28 | 1989-03-07 | ||
JP2010522531A (ja) * | 2007-03-26 | 2010-07-01 | ローベルト ボツシユ ゲゼルシヤフト ミツト ベシユレンクテル ハフツング | 制御装置におけるエラー検出 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5526776A (en) * | 1978-08-16 | 1980-02-26 | Mitsubishi Electric Corp | Video signal processing circuit |
-
1983
- 1983-04-08 JP JP58061810A patent/JPS59188335A/ja active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5526776A (en) * | 1978-08-16 | 1980-02-26 | Mitsubishi Electric Corp | Video signal processing circuit |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6437391U (enrdf_load_stackoverflow) * | 1987-08-28 | 1989-03-07 | ||
JP2010522531A (ja) * | 2007-03-26 | 2010-07-01 | ローベルト ボツシユ ゲゼルシヤフト ミツト ベシユレンクテル ハフツング | 制御装置におけるエラー検出 |
Also Published As
Publication number | Publication date |
---|---|
JPH031893B2 (enrdf_load_stackoverflow) | 1991-01-11 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US3749944A (en) | Undervoltage sensing circuit | |
US5375032A (en) | Trip control device for circuit breaker | |
US4133018A (en) | Thyristor fault-detecting apparatus | |
JP3474984B2 (ja) | 直流成分検出装置 | |
KR20010092730A (ko) | 전기모터 및 그 제어회로를 보호하기 위한 시스템 및방법과, 전기모터 | |
US5548207A (en) | Missing phase detector | |
JP3654514B2 (ja) | 電力変換装置 | |
US3745375A (en) | Phase unbalance or open-phase detecting apparatus | |
JPS59188335A (ja) | 地絡検出回路 | |
US5532574A (en) | Brushless exciter protection circuit | |
JP3910357B2 (ja) | 電気車制御装置 | |
JPH05328740A (ja) | インバータの地絡検出方法 | |
JPH1132426A (ja) | インバータの保護装置 | |
JPH0819168A (ja) | 直流送電線の保護継電方法およびその装置 | |
JPS63265516A (ja) | 三相交流励磁装置 | |
US5608311A (en) | AC input for digital processor with capacitively coupled immunity and surge withstand | |
JPH11174105A (ja) | 交流フィルタ回路の異常検出装置 | |
JP5253864B2 (ja) | 商用電源回路の断線・停電判別回路 | |
US5869996A (en) | Semiconductor composite element, and method of detecting abnormal conditions in an inverter device having the element | |
JPH07245938A (ja) | 半導体交流スイッチ装置の素子故障検出装置 | |
JPS6229962B2 (enrdf_load_stackoverflow) | ||
JP2723286B2 (ja) | 地絡検出装置 | |
JP3334008B2 (ja) | 単相3線式配線の中性線欠相検出装置 | |
JPH052036A (ja) | 交流異常電流の検出装置 | |
US4441148A (en) | Power converting device and a protection device for the same |