CN1049074C - 断路器 - Google Patents
断路器 Download PDFInfo
- Publication number
- CN1049074C CN1049074C CN97115343A CN97115343A CN1049074C CN 1049074 C CN1049074 C CN 1049074C CN 97115343 A CN97115343 A CN 97115343A CN 97115343 A CN97115343 A CN 97115343A CN 1049074 C CN1049074 C CN 1049074C
- Authority
- CN
- China
- Prior art keywords
- time
- order
- lag action
- action characteristic
- circuit 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
Images
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
- 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
- H02H3/006—Calibration or setting of parameters
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/08—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric motors
- H02H7/085—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric motors against excessive load
- H02H7/0855—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric motors against excessive load avoiding response to transient overloads, e.g. during starting
Landscapes
- Breakers (AREA)
- Emergency Protection Circuit Devices (AREA)
- Measurement Of Current Or Voltage (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP19621296A JPH1042452A (ja) | 1996-07-25 | 1996-07-25 | 回路遮断器 |
JP196212/96 | 1996-07-25 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1172374A CN1172374A (zh) | 1998-02-04 |
CN1049074C true CN1049074C (zh) | 2000-02-02 |
Family
ID=16354076
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN97115343A Expired - Fee Related CN1049074C (zh) | 1996-07-25 | 1997-07-25 | 断路器 |
Country Status (3)
Country | Link |
---|---|
JP (1) | JPH1042452A (ja) |
CN (1) | CN1049074C (ja) |
FR (1) | FR2751784B1 (ja) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4096668B2 (ja) * | 2002-09-06 | 2008-06-04 | 三菱電機株式会社 | 回路遮断器 |
WO2004093283A1 (en) * | 2003-04-17 | 2004-10-28 | Enel Distribuzione S.P.A. | Electric circuit breaker |
DE102006025607A1 (de) * | 2006-05-24 | 2007-11-29 | Friedrich Lütze Gmbh & Co. Kg | Vorrichtung zum selbsttätigen Abschalten oder Schalten eines elektrischen Verbrauchers |
JP5289070B2 (ja) * | 2009-01-19 | 2013-09-11 | 中国電力株式会社 | 過電流継電装置 |
KR101513210B1 (ko) | 2013-11-11 | 2015-04-17 | 엘에스산전 주식회사 | 과전류 계전기 |
GB2570331B (en) * | 2018-01-22 | 2020-08-12 | Camlin Tech Limited | Electrical power supply system for buildings and electrical load protection device for use in same |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4347541A (en) * | 1981-01-14 | 1982-08-31 | Gte Laboratories Incorporated | Circuit breaker |
US4685024A (en) * | 1985-11-19 | 1987-08-04 | General Electric Company | Overcurrent circuit interrupter using RMS sampling |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1981002496A1 (en) * | 1980-02-23 | 1981-09-03 | Ellison George Ltd | Overcurrent protection devices |
US4827369A (en) * | 1987-02-20 | 1989-05-02 | Westinghouse Electric Corp. | Circuit interrupter apparatus with a selectable display means |
-
1996
- 1996-07-25 JP JP19621296A patent/JPH1042452A/ja active Pending
-
1997
- 1997-07-23 FR FR9709366A patent/FR2751784B1/fr not_active Expired - Fee Related
- 1997-07-25 CN CN97115343A patent/CN1049074C/zh not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4347541A (en) * | 1981-01-14 | 1982-08-31 | Gte Laboratories Incorporated | Circuit breaker |
US4685024A (en) * | 1985-11-19 | 1987-08-04 | General Electric Company | Overcurrent circuit interrupter using RMS sampling |
Also Published As
Publication number | Publication date |
---|---|
JPH1042452A (ja) | 1998-02-13 |
FR2751784A1 (fr) | 1998-01-30 |
FR2751784B1 (fr) | 2001-02-02 |
CN1172374A (zh) | 1998-02-04 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C06 | Publication | ||
PB01 | Publication | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C19 | Lapse of patent right due to non-payment of the annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |