FR2249464A1 - - Google Patents
Info
- Publication number
- FR2249464A1 FR2249464A1 FR7338270A FR7338270A FR2249464A1 FR 2249464 A1 FR2249464 A1 FR 2249464A1 FR 7338270 A FR7338270 A FR 7338270A FR 7338270 A FR7338270 A FR 7338270A FR 2249464 A1 FR2249464 A1 FR 2249464A1
- 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.)
- 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
- H02H3/34—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
-
- 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
- H02H3/083—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 for three-phase systems
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19722252689 DE2252689C3 (de) | 1972-10-27 | Schutzschaltungsanordnung |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2249464A1 true FR2249464A1 (ru) | 1975-05-23 |
FR2249464B3 FR2249464B3 (ru) | 1976-09-17 |
Family
ID=5860196
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7338270A Expired FR2249464B3 (ru) | 1972-10-27 | 1973-10-26 |
Country Status (3)
Country | Link |
---|---|
CH (1) | CH554095A (ru) |
FR (1) | FR2249464B3 (ru) |
SE (1) | SE396854B (ru) |
-
1973
- 1973-10-11 SE SE7313808A patent/SE396854B/xx unknown
- 1973-10-22 CH CH1487973A patent/CH554095A/xx not_active IP Right Cessation
- 1973-10-26 FR FR7338270A patent/FR2249464B3/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
CH554095A (de) | 1974-09-13 |
SE396854B (sv) | 1977-10-03 |
FR2249464B3 (ru) | 1976-09-17 |
DE2252689A1 (de) | 1974-05-09 |
DE2252689B2 (de) | 1975-05-28 |