FR1406883A - Dispositif détecteur de défauts électriques - Google Patents
Dispositif détecteur de défauts électriquesInfo
- Publication number
- FR1406883A FR1406883A FR987259A FR987259A FR1406883A FR 1406883 A FR1406883 A FR 1406883A FR 987259 A FR987259 A FR 987259A FR 987259 A FR987259 A FR 987259A FR 1406883 A FR1406883 A FR 1406883A
- Authority
- FR
- France
- Prior art keywords
- detector device
- fault detector
- electrical fault
- electrical
- fault
- 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
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
- H02H3/34—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 of a three-phase system
- H02H3/347—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 of a three-phase system using summation current transformers
-
- 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
- H02H3/50—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 the appearance of abnormal wave forms, e.g. ac in dc installations
- H02H3/52—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 the appearance of abnormal wave forms, e.g. ac in dc installations responsive to the appearance of harmonics
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR987259A FR1406883A (fr) | 1964-09-07 | 1964-09-07 | Dispositif détecteur de défauts électriques |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR987259A FR1406883A (fr) | 1964-09-07 | 1964-09-07 | Dispositif détecteur de défauts électriques |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1406883A true FR1406883A (fr) | 1965-07-23 |
Family
ID=8837849
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR987259A Expired FR1406883A (fr) | 1964-09-07 | 1964-09-07 | Dispositif détecteur de défauts électriques |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1406883A (fr) |
-
1964
- 1964-09-07 FR FR987259A patent/FR1406883A/fr not_active Expired
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