AT328537B - Differentialschutzeinrichtung - Google Patents
DifferentialschutzeinrichtungInfo
- Publication number
- AT328537B AT328537B AT412372A AT412372A AT328537B AT 328537 B AT328537 B AT 328537B AT 412372 A AT412372 A AT 412372A AT 412372 A AT412372 A AT 412372A AT 328537 B AT328537 B AT 328537B
- Authority
- AT
- Austria
- Prior art keywords
- protection device
- differential protection
- differential
- protection
- Prior art date
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
- H02H3/28—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 two spaced portions of a single system, e.g. at opposite ends of one line, at input and output of apparatus
-
- 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
- H02H7/04—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 transformers
- H02H7/045—Differential protection of transformers
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Emergency Protection Circuit Devices (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT412372A AT328537B (de) | 1972-05-12 | 1972-05-12 | Differentialschutzeinrichtung |
DE19732322981 DE2322981C2 (de) | 1972-05-12 | 1973-05-08 | Schaltungsanordnung zur Erfassung, Anpassung und zum Abgleich der Differenzströme in einer Differentialschutzeinrichtung |
CH676373A CH555102A (de) | 1972-05-12 | 1973-07-05 | Einrichtung zur erfassung des differenzstromes in einer differentialschutzeinrichtung. |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT412372A AT328537B (de) | 1972-05-12 | 1972-05-12 | Differentialschutzeinrichtung |
Publications (2)
Publication Number | Publication Date |
---|---|
ATA412372A ATA412372A (de) | 1975-06-15 |
AT328537B true AT328537B (de) | 1976-03-25 |
Family
ID=3559960
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT412372A AT328537B (de) | 1972-05-12 | 1972-05-12 | Differentialschutzeinrichtung |
Country Status (3)
Country | Link |
---|---|
AT (1) | AT328537B (de) |
CH (1) | CH555102A (de) |
DE (1) | DE2322981C2 (de) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ES473457A1 (es) * | 1978-09-18 | 1979-05-01 | Arteche Instr Sistemas | Mejoras introducidas en los sistemas de protecciones diferenciales de transformadores. |
JPS5597135A (en) * | 1979-01-17 | 1980-07-24 | Fuji Electric Co Ltd | Rush current detecting system |
DE4416048C1 (de) * | 1994-05-03 | 1995-12-14 | Siemens Ag | Stromdifferentialschutzanordnung für einen Transformator |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE677911C (de) * | 1936-05-02 | 1939-07-06 | Siemens Schuckertwerke Akt Ges | Differentialschutzeinrichtung |
FR2096647B1 (de) * | 1970-04-10 | 1973-12-21 | Brissonneau & Lotz |
-
1972
- 1972-05-12 AT AT412372A patent/AT328537B/de not_active IP Right Cessation
-
1973
- 1973-05-08 DE DE19732322981 patent/DE2322981C2/de not_active Expired
- 1973-07-05 CH CH676373A patent/CH555102A/de not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
CH555102A (de) | 1974-10-15 |
DE2322981A1 (de) | 1973-11-22 |
DE2322981C2 (de) | 1985-05-15 |
ATA412372A (de) | 1975-06-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ELJ | Ceased due to non-payment of the annual fee |