FR2321208A1 - Systemes differentiels de protection - Google Patents
Systemes differentiels de protectionInfo
- Publication number
- FR2321208A1 FR2321208A1 FR7524999A FR7524999A FR2321208A1 FR 2321208 A1 FR2321208 A1 FR 2321208A1 FR 7524999 A FR7524999 A FR 7524999A FR 7524999 A FR7524999 A FR 7524999A FR 2321208 A1 FR2321208 A1 FR 2321208A1
- Authority
- FR
- France
- Prior art keywords
- leakage current
- core
- saturated
- earth
- detection
- 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
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
- H02H3/26—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 difference between voltages or between currents; responsive to phase angle between voltages or between currents
- H02H3/32—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 difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors
- H02H3/33—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 difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors using summation current transformers
- H02H3/332—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 difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors using summation current transformers with means responsive to dc component in the fault current
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Emergency Protection Circuit Devices (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7524999A FR2321208A1 (fr) | 1975-08-11 | 1975-08-11 | Systemes differentiels de protection |
DK360376A DK153612C (da) | 1975-08-11 | 1976-08-10 | Fejlstroemsbeskyttelseskobling for en elektrisk installation |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7524999A FR2321208A1 (fr) | 1975-08-11 | 1975-08-11 | Systemes differentiels de protection |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2321208A1 true FR2321208A1 (fr) | 1977-03-11 |
FR2321208B1 FR2321208B1 (fr) | 1980-05-16 |
Family
ID=9158991
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7524999A Granted FR2321208A1 (fr) | 1975-08-11 | 1975-08-11 | Systemes differentiels de protection |
Country Status (2)
Country | Link |
---|---|
DK (1) | DK153612C (fr) |
FR (1) | FR2321208A1 (fr) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2339247A1 (fr) * | 1976-01-23 | 1977-08-19 | Siemens Ag | Disjoncteur |
EP0002225A1 (fr) * | 1977-11-28 | 1979-06-13 | Nicolas Gath | Disjoncteur pour courant de défaut répondant sur des courants de défaut alternatifs, des portions de courants de défaut continus ainsi que des courants de défauts continus lisses |
EP0016458A1 (fr) * | 1979-03-26 | 1980-10-01 | Fuji Electric Co. Ltd. | Disjoncteur de protection pour courant de défaut répondant également aux courants continus de défaut |
WO1986006222A1 (fr) * | 1985-04-16 | 1986-10-23 | Brown, Boveri & Cie Aktiengesellschaft | Disjoncteur pour courants de defaut |
US20230361560A1 (en) * | 2022-05-06 | 2023-11-09 | Siemens Industry, Inc. | Electronic circuit breaker configured to provide a fail-safe mode |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH505391A (de) * | 1968-12-03 | 1971-03-31 | Weber Ag Fabrik Elektrotechn A | Einrichtung zur Überwachung von Stromdifferenzen in einer elektrischen Anlage |
DE2044302B2 (de) * | 1970-09-08 | 1975-01-23 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Fehlerstromschutzschalter |
-
1975
- 1975-08-11 FR FR7524999A patent/FR2321208A1/fr active Granted
-
1976
- 1976-08-10 DK DK360376A patent/DK153612C/da not_active IP Right Cessation
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2339247A1 (fr) * | 1976-01-23 | 1977-08-19 | Siemens Ag | Disjoncteur |
EP0002225A1 (fr) * | 1977-11-28 | 1979-06-13 | Nicolas Gath | Disjoncteur pour courant de défaut répondant sur des courants de défaut alternatifs, des portions de courants de défaut continus ainsi que des courants de défauts continus lisses |
EP0016458A1 (fr) * | 1979-03-26 | 1980-10-01 | Fuji Electric Co. Ltd. | Disjoncteur de protection pour courant de défaut répondant également aux courants continus de défaut |
WO1986006222A1 (fr) * | 1985-04-16 | 1986-10-23 | Brown, Boveri & Cie Aktiengesellschaft | Disjoncteur pour courants de defaut |
US20230361560A1 (en) * | 2022-05-06 | 2023-11-09 | Siemens Industry, Inc. | Electronic circuit breaker configured to provide a fail-safe mode |
Also Published As
Publication number | Publication date |
---|---|
DK360376A (da) | 1977-02-12 |
FR2321208B1 (fr) | 1980-05-16 |
DK153612C (da) | 1988-12-12 |
DK153612B (da) | 1988-08-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse | ||
DA | Annulment of decision of lapse |