CH607399A5 - - Google Patents
Info
- Publication number
- CH607399A5 CH607399A5 CH656576A CH656576A CH607399A5 CH 607399 A5 CH607399 A5 CH 607399A5 CH 656576 A CH656576 A CH 656576A CH 656576 A CH656576 A CH 656576A CH 607399 A5 CH607399 A5 CH 607399A5
- Authority
- CH
- Switzerland
Links
Classifications
-
- 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
- H02H7/26—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured
- H02H7/261—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured involving signal transmission between at least two stations
- H02H7/262—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured involving signal transmission between at least two stations involving transmissions of switching or blocking orders
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H1/00—Details of emergency protective circuit arrangements
- H02H1/0061—Details of emergency protective circuit arrangements concerning transmission of signals
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Emergency Protection Circuit Devices (AREA)
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH656576A CH607399A5 (xx) | 1976-05-25 | 1976-05-25 | |
DE19762627409 DE2627409A1 (de) | 1976-05-25 | 1976-06-18 | Detektionsschaltung fuer fernausloesegeraet |
US05/798,760 US4112476A (en) | 1976-05-25 | 1977-05-20 | Ground fault protection system |
SE7706002A SE411821B (sv) | 1976-05-25 | 1977-05-23 | Detektorkoppling vid fjerrutlosningsapparater |
IT23879/77A IT1080398B (it) | 1976-05-25 | 1977-05-23 | Circuito rivelatore per apparecchio di disinnesto a distanza |
GB21682/77A GB1584821A (en) | 1976-05-25 | 1977-05-23 | Fault-responsive protection system for an electric transmission means |
FR7716627A FR2353155A1 (fr) | 1976-05-25 | 1977-05-23 | Circuit de detection pour appareil de declenchement a distance |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH656576A CH607399A5 (xx) | 1976-05-25 | 1976-05-25 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH607399A5 true CH607399A5 (xx) | 1978-12-15 |
Family
ID=4311590
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH656576A CH607399A5 (xx) | 1976-05-25 | 1976-05-25 |
Country Status (7)
Country | Link |
---|---|
US (1) | US4112476A (xx) |
CH (1) | CH607399A5 (xx) |
DE (1) | DE2627409A1 (xx) |
FR (1) | FR2353155A1 (xx) |
GB (1) | GB1584821A (xx) |
IT (1) | IT1080398B (xx) |
SE (1) | SE411821B (xx) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4706155A (en) * | 1985-03-06 | 1987-11-10 | Square D Company | Restraint signal interface circuit |
US5343155A (en) * | 1991-12-20 | 1994-08-30 | The Research And Development Institute, Inc. At Montana State University | Fault detection and location system for power transmission and distribution lines |
DE4230649C2 (de) * | 1992-09-14 | 1996-10-31 | Siemens Ag | Verfahren und Einrichtung zur Signalkorrektur |
ES2273987T3 (es) * | 2002-02-14 | 2007-05-16 | Abb Schweiz Ag | Deteccion de una señal de reposo en un aparato de disparo a distancia. |
CN104538949B (zh) * | 2014-12-26 | 2016-08-24 | 广州大中电力技术有限公司 | 远供电源系统及电缆短路故障的隔离方法 |
CN104600691B (zh) * | 2014-12-26 | 2017-01-11 | 广州大中电力技术有限公司 | 远供电源系统及电缆短路时防止越级保护方法 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1264592B (de) * | 1965-06-24 | 1968-03-28 | Siemens Ag | Schaltungsanordnung zur traegerfrequenten UEbertragung von Schutzsignalen ueber Hochspannungsleitungen |
DE1563841C3 (de) * | 1966-05-25 | 1975-03-06 | Telefunken Patentverwertungsgesellschaft Mbh, 7900 Ulm | Einrichtung zur Prüfung der Betriebsbereitschaft des Frequenzkanals für die Auslösung einer Selektivschutzverbindung für eine Hochspannungsleitung |
DE1588863A1 (de) * | 1967-04-07 | 1970-09-03 | Telefunken Patent | Empfaenger fuer eine Selektivschutzeinrichtung zum Schutze eines Hochspannungsleitungsabschnittes |
FR1560518A (xx) * | 1968-01-24 | 1969-03-21 | ||
DE1763442B2 (de) * | 1968-05-30 | 1972-08-31 | Telefunken Patentverwertungsgesellschaft Mbh, 7900 Ulm | Selektivschutzeinrichtung fuer einen hochspannungsleitungsabschnitt |
US3643160A (en) * | 1970-03-19 | 1972-02-15 | Westinghouse Electric Corp | Three-frequency relaying system |
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1976
- 1976-05-25 CH CH656576A patent/CH607399A5/xx not_active IP Right Cessation
- 1976-06-18 DE DE19762627409 patent/DE2627409A1/de active Granted
-
1977
- 1977-05-20 US US05/798,760 patent/US4112476A/en not_active Expired - Lifetime
- 1977-05-23 IT IT23879/77A patent/IT1080398B/it active
- 1977-05-23 GB GB21682/77A patent/GB1584821A/en not_active Expired
- 1977-05-23 FR FR7716627A patent/FR2353155A1/fr active Granted
- 1977-05-23 SE SE7706002A patent/SE411821B/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
GB1584821A (en) | 1981-02-18 |
DE2627409C2 (xx) | 1988-02-18 |
US4112476A (en) | 1978-09-05 |
SE7706002L (sv) | 1977-11-26 |
SE411821B (sv) | 1980-02-04 |
DE2627409A1 (de) | 1977-12-15 |
FR2353155A1 (fr) | 1977-12-23 |
IT1080398B (it) | 1985-05-16 |
FR2353155B1 (xx) | 1983-03-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |