JPH0379932B2 - - Google Patents
Info
- Publication number
- JPH0379932B2 JPH0379932B2 JP59086688A JP8668884A JPH0379932B2 JP H0379932 B2 JPH0379932 B2 JP H0379932B2 JP 59086688 A JP59086688 A JP 59086688A JP 8668884 A JP8668884 A JP 8668884A JP H0379932 B2 JPH0379932 B2 JP H0379932B2
- Authority
- JP
- Japan
- Prior art keywords
- input
- signal
- digital
- frequency
- 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 - Lifetime
Links
Landscapes
- Emergency Protection Circuit Devices (AREA)
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP59086688A JPS60229620A (ja) | 1984-04-26 | 1984-04-26 | デイジタル保護継電器の監視装置 |
US06/689,233 US4689570A (en) | 1984-04-26 | 1985-01-07 | Digital protective relay monitoring system |
EP85100249A EP0162185B1 (en) | 1984-04-26 | 1985-01-12 | Digital protective relay monitoring system |
DE8585100249T DE3577163D1 (de) | 1984-04-26 | 1985-01-12 | Ueberwachungssystem fuer digitales schutzrelais. |
JP2092490A JP2773377B2 (ja) | 1984-04-26 | 1990-04-05 | アナログ入力回路の連続監視回路 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP59086688A JPS60229620A (ja) | 1984-04-26 | 1984-04-26 | デイジタル保護継電器の監視装置 |
JP2092490A JP2773377B2 (ja) | 1984-04-26 | 1990-04-05 | アナログ入力回路の連続監視回路 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2092490A Division JP2773377B2 (ja) | 1984-04-26 | 1990-04-05 | アナログ入力回路の連続監視回路 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS60229620A JPS60229620A (ja) | 1985-11-15 |
JPH0379932B2 true JPH0379932B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1991-12-20 |
Family
ID=61558583
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP59086688A Granted JPS60229620A (ja) | 1984-04-26 | 1984-04-26 | デイジタル保護継電器の監視装置 |
JP2092490A Expired - Fee Related JP2773377B2 (ja) | 1984-04-26 | 1990-04-05 | アナログ入力回路の連続監視回路 |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2092490A Expired - Fee Related JP2773377B2 (ja) | 1984-04-26 | 1990-04-05 | アナログ入力回路の連続監視回路 |
Country Status (1)
Country | Link |
---|---|
JP (2) | JPS60229620A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60229619A (ja) * | 1984-04-26 | 1985-11-15 | 三菱電機株式会社 | デイジタル保護継電器の監視装置 |
JPS60229620A (ja) * | 1984-04-26 | 1985-11-15 | 三菱電機株式会社 | デイジタル保護継電器の監視装置 |
JPS61121714A (ja) * | 1984-11-15 | 1986-06-09 | 三菱電機株式会社 | デイジタル保護継電器の自動監視装置 |
JPS62181617A (ja) * | 1986-02-03 | 1987-08-10 | 三菱電機株式会社 | デイジタル保護継電器の監視方式 |
JP2740024B2 (ja) * | 1989-11-02 | 1998-04-15 | 株式会社東芝 | ディジタルリレーの自動点検方式 |
JP3019607B2 (ja) * | 1992-06-04 | 2000-03-13 | 株式会社東芝 | 過電流継電器 |
JP2012222846A (ja) * | 2011-04-04 | 2012-11-12 | Hitachi Ltd | ディジタル保護制御装置 |
JP5596615B2 (ja) * | 2011-04-22 | 2014-09-24 | 株式会社日立製作所 | ディジタル形保護リレー装置 |
JP6365049B2 (ja) * | 2014-07-16 | 2018-08-01 | 日新電機株式会社 | ディジタル形保護リレー装置の異常監視装置及び異常監視方法 |
JP2017069995A (ja) * | 2015-09-28 | 2017-04-06 | 株式会社日立製作所 | ディジタル保護制御装置 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6028219B2 (ja) * | 1979-05-30 | 1985-07-03 | 株式会社東芝 | デイジタルリレ−の点検装置 |
JPS5780217A (en) * | 1980-11-04 | 1982-05-19 | Tokyo Shibaura Electric Co | Digital protection relay |
JPS60229620A (ja) * | 1984-04-26 | 1985-11-15 | 三菱電機株式会社 | デイジタル保護継電器の監視装置 |
-
1984
- 1984-04-26 JP JP59086688A patent/JPS60229620A/ja active Granted
-
1990
- 1990-04-05 JP JP2092490A patent/JP2773377B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JPS60229620A (ja) | 1985-11-15 |
JP2773377B2 (ja) | 1998-07-09 |
JPH0398417A (ja) | 1991-04-24 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
EXPY | Cancellation because of completion of term |