DE69315888D1 - Elektronischer Schutzschalter mit Korrektureinrichtung - Google Patents
Elektronischer Schutzschalter mit KorrektureinrichtungInfo
- Publication number
- DE69315888D1 DE69315888D1 DE69315888T DE69315888T DE69315888D1 DE 69315888 D1 DE69315888 D1 DE 69315888D1 DE 69315888 T DE69315888 T DE 69315888T DE 69315888 T DE69315888 T DE 69315888T DE 69315888 D1 DE69315888 D1 DE 69315888D1
- Authority
- DE
- Germany
- Prior art keywords
- circuit breaker
- electronic circuit
- correction device
- correction
- breaker
- 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 - Fee Related
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
- H02H3/08—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to excess current
- H02H3/093—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to excess current with timing means
- H02H3/0935—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to excess current with timing means the timing being determined by numerical means
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H1/00—Details of emergency protective circuit arrangements
- H02H1/04—Arrangements for preventing response to transient abnormal conditions, e.g. to lightning or to short duration over voltage or oscillations; Damping the influence of dc component by short circuits in ac networks
- H02H1/046—Arrangements for preventing response to transient abnormal conditions, e.g. to lightning or to short duration over voltage or oscillations; Damping the influence of dc component by short circuits in ac networks upon detecting saturation of current transformers
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Emergency Protection Circuit Devices (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9205845A FR2691302B1 (fr) | 1992-05-12 | 1992-05-12 | Declencheur electronique comportant un dispositif de correction. |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69315888D1 true DE69315888D1 (de) | 1998-02-05 |
DE69315888T2 DE69315888T2 (de) | 1998-06-25 |
Family
ID=9429775
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69315888T Expired - Fee Related DE69315888T2 (de) | 1992-05-12 | 1993-04-26 | Elektronischer Schutzschalter mit Korrektureinrichtung |
Country Status (6)
Country | Link |
---|---|
US (1) | US5835325A (de) |
EP (1) | EP0570304B1 (de) |
JP (1) | JPH0614448A (de) |
CA (1) | CA2095994A1 (de) |
DE (1) | DE69315888T2 (de) |
FR (1) | FR2691302B1 (de) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2719124B1 (fr) * | 1994-04-21 | 1996-06-07 | Merlin Gerin | Procédé et dispositif de correction d'un signal de courant. |
US5652507A (en) * | 1996-01-31 | 1997-07-29 | Eaton Corporation | Apparatus and method for measuring an AC current which saturates the core of a current transformer |
DE10019092A1 (de) * | 2000-04-12 | 2001-10-25 | Siemens Ag | Niederspannungs-Leistungsschalter mit einem Informationsspeicher |
US6330141B1 (en) | 2000-06-13 | 2001-12-11 | Eaton Corporation | Electronic protective relay with variable and fixed delay tally time of current protection |
FR2817086B1 (fr) * | 2000-11-17 | 2003-01-03 | Alstom | Procede d'equilibrage statistique de mesures de transformateurs de courant pour une protection differentielle de jeu de barres |
US6717394B2 (en) | 2002-03-21 | 2004-04-06 | Eaton Corporation | Method and apparatus for determining frequency of an alternating current signal of an electric power system |
US20040079626A1 (en) * | 2002-10-16 | 2004-04-29 | Ataul Haq | Smart/variable circuit breaker for automotive and other applications |
US7869169B2 (en) * | 2006-07-14 | 2011-01-11 | William Davison | Method and system of current transformer output magnitude compensation in a circuit breaker system |
US8031455B2 (en) | 2007-01-05 | 2011-10-04 | American Power Conversion Corporation | System and method for circuit overcurrent protection |
US10276321B2 (en) * | 2015-04-06 | 2019-04-30 | Atom Power, Inc. | Dynamic coordination of protection devices in electrical distribution systems |
CN105870956B (zh) * | 2016-04-29 | 2018-07-17 | 国网浙江省电力公司电力科学研究院 | 一种用于多端柔性直流输电系统的直流断路器选型方法 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3849706A (en) * | 1973-10-04 | 1974-11-19 | Westinghouse Electric Corp | Logarithmic computing circuit |
US4360880A (en) * | 1979-08-02 | 1982-11-23 | John Fluke Mfg. Co., Inc. | Recirculating RMS AC conversion method and apparatus with fast mode |
EP0047749A1 (de) * | 1980-02-23 | 1982-03-24 | George Ellison Limited | Überstrom-schutzvorrichtung |
US4432031A (en) * | 1982-05-03 | 1984-02-14 | General Electric Company | Method for overcurrent protection |
US4879626A (en) * | 1984-09-01 | 1989-11-07 | Kim In S | Overload relay with adjustable threshold indicator |
JPH0714251B2 (ja) * | 1987-08-04 | 1995-02-15 | 三菱電機株式会社 | 回路しや断器 |
US5224011A (en) * | 1991-04-19 | 1993-06-29 | Gas Research Institute | Multifunction protective relay system |
JP2677722B2 (ja) * | 1991-07-05 | 1997-11-17 | 株式会社東芝 | ディジタル保護継電器 |
-
1992
- 1992-05-12 FR FR9205845A patent/FR2691302B1/fr not_active Expired - Fee Related
-
1993
- 1993-04-26 EP EP93420168A patent/EP0570304B1/de not_active Expired - Lifetime
- 1993-04-26 DE DE69315888T patent/DE69315888T2/de not_active Expired - Fee Related
- 1993-05-06 US US08/057,786 patent/US5835325A/en not_active Expired - Fee Related
- 1993-05-11 JP JP5109497A patent/JPH0614448A/ja active Pending
- 1993-05-11 CA CA002095994A patent/CA2095994A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
FR2691302A1 (fr) | 1993-11-19 |
JPH0614448A (ja) | 1994-01-21 |
EP0570304A1 (de) | 1993-11-18 |
CA2095994A1 (en) | 1993-11-13 |
US5835325A (en) | 1998-11-10 |
EP0570304B1 (de) | 1997-12-29 |
FR2691302B1 (fr) | 1997-04-04 |
DE69315888T2 (de) | 1998-06-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |