FR2275920B1 - - Google Patents
Info
- Publication number
- FR2275920B1 FR2275920B1 FR7517568A FR7517568A FR2275920B1 FR 2275920 B1 FR2275920 B1 FR 2275920B1 FR 7517568 A FR7517568 A FR 7517568A FR 7517568 A FR7517568 A FR 7517568A FR 2275920 B1 FR2275920 B1 FR 2275920B1
- Authority
- FR
- France
- 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
Classifications
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Emergency Protection Circuit Devices (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE7408158A SE384611B (sv) | 1974-06-20 | 1974-06-20 | Filtreringsanordning vid releskydd |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2275920A1 FR2275920A1 (fr) | 1976-01-16 |
| FR2275920B1 true FR2275920B1 (US06623731-20030923-C00012.png) | 1982-04-30 |
Family
ID=20321489
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7517568A Granted FR2275920A1 (fr) | 1974-06-20 | 1975-06-05 | Circuit de filtrage pour dispositif de protection a relais |
Country Status (7)
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR880006815A (ko) * | 1986-11-12 | 1988-07-25 | 시키 모리야 | 고장구간 검출장치 |
| US5798932A (en) * | 1996-05-21 | 1998-08-25 | General Electric Company | Methods and apparatus for removing error due to decaying offsets from measured power system currents |
| JP2000048344A (ja) * | 1998-07-30 | 2000-02-18 | Showa Alum Corp | 磁気ディスク用基板 |
| JP2002262447A (ja) * | 2001-03-02 | 2002-09-13 | Toshiba Corp | 保護継電装置 |
| CN101841151B (zh) * | 2009-03-20 | 2012-07-18 | 南京南瑞继保电气有限公司 | 一种自动切换工频保护定值的方法 |
| DE102010018755A1 (de) | 2010-04-29 | 2011-11-03 | Kissling Elektrotechnik Gmbh | Relais mit integrierter Sicherheitsbeschaltung |
| CN104124671A (zh) * | 2014-07-24 | 2014-10-29 | 南京国电南自软件工程有限公司 | 一种智能操作箱出口继电器加速回路 |
| CN109638958B (zh) * | 2018-11-20 | 2020-11-17 | 许继集团有限公司 | 一种断路器智能终端快速出口电路及智能终端 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA866426A (en) * | 1966-10-22 | 1971-03-16 | M. Crockett John | Product responsive relay |
| US3471750A (en) * | 1966-11-17 | 1969-10-07 | Ex Cell O Corp | Circuit for and method of control signal generation in response to a transient signal |
| GB1400054A (en) * | 1971-09-24 | 1975-07-16 | Unisearch Ltd | Protection of transformers |
-
1974
- 1974-06-20 SE SE7408158A patent/SE384611B/xx not_active IP Right Cessation
-
1975
- 1975-04-02 CH CH414075A patent/CH596691A5/xx not_active IP Right Cessation
- 1975-05-15 GB GB20559/75A patent/GB1503335A/en not_active Expired
- 1975-05-22 US US05/580,461 patent/US3976920A/en not_active Expired - Lifetime
- 1975-06-05 FR FR7517568A patent/FR2275920A1/fr active Granted
- 1975-06-10 DE DE2525729A patent/DE2525729C3/de not_active Expired
- 1975-06-18 YU YU1568/75A patent/YU36319B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| SE7408158L (sv) | 1975-12-22 |
| DE2525729A1 (de) | 1976-01-08 |
| GB1503335A (en) | 1978-03-08 |
| YU156875A (en) | 1981-08-31 |
| CH596691A5 (US06623731-20030923-C00012.png) | 1978-03-15 |
| US3976920A (en) | 1976-08-24 |
| FR2275920A1 (fr) | 1976-01-16 |
| DE2525729C3 (de) | 1978-12-14 |
| YU36319B (en) | 1982-06-18 |
| SE384611B (sv) | 1976-05-10 |
| DE2525729B2 (de) | 1978-04-20 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| CD | Change of name or company name | ||
| ST | Notification of lapse |