CH577762A5 - - Google Patents
Info
- Publication number
- CH577762A5 CH577762A5 CH274674A CH274674A CH577762A5 CH 577762 A5 CH577762 A5 CH 577762A5 CH 274674 A CH274674 A CH 274674A CH 274674 A CH274674 A CH 274674A CH 577762 A5 CH577762 A5 CH 577762A5
- 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
- H02H7/22—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 distribution gear, e.g. bus-bar systems; for switching devices
-
- 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
- H02H3/283—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 and taking into account saturation of current transformers
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Measurement Of Current Or Voltage (AREA)
- Protection Of Static Devices (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Priority Applications (11)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH274674A CH577762A5 (sk) | 1974-02-27 | 1974-02-27 | |
DE19742413399 DE2413399A1 (de) | 1974-02-27 | 1974-03-20 | Verfahren und schaltungsanordnung zum feststellen von fehlern bei einem aus wenigstens einer sammelschiene und deren abzweigen bestehenden system sowie zum schuetzen eines solchen systems |
DK68075A DK68075A (sk) | 1974-02-27 | 1975-02-21 | |
SE7501981A SE407316B (sv) | 1974-02-27 | 1975-02-21 | Kopplingsanordning for faststellande av fel i ett system som bestar av atminstone en samlingsskena liksom atminstone tva avgreningar |
ES435029A ES435029A1 (es) | 1974-02-27 | 1975-02-24 | Procedimiento y aparato para determinar defectos en siste- mas compuestos de al menos una barra colectora y sus deriva-ciones y para proteger el sistema. |
AU78479/75A AU495297B2 (en) | 1975-02-24 | Method of establishing the presence of electrical faults ina system comprising atleast one busbar and its branches | |
AT139875A AT346960B (de) | 1974-02-27 | 1975-02-24 | Schaltungsanordnung zum feststellen von fehlern bei einem aus wenigstens einer sammelschiene und deren abzweigen bestehenden system |
BE153646A BE825874A (fr) | 1974-02-27 | 1975-02-24 | Procede et dispositif de detection de defauts dans un systeme comprenant une barre collectrice et ses branchements, et moyens de protection |
FR7505719A FR2262428A1 (en) | 1974-02-27 | 1975-02-24 | Power network fault protection process - sums and compares currents in transformers and bridges |
IT2059875A IT1033141B (it) | 1974-02-27 | 1975-02-25 | Procedimento e disposizione di collegamento per rilevare difetti in un sistema consistente almeno di una sbarra collettrice e sue derivazioni nonche per la protezione di un simile sistema |
NL7502359A NL183001C (nl) | 1974-02-27 | 1975-02-27 | Inrichting voor de bescherming van een lijnsectie. |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH274674A CH577762A5 (sk) | 1974-02-27 | 1974-02-27 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH577762A5 true CH577762A5 (sk) | 1976-07-15 |
Family
ID=4240670
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH274674A CH577762A5 (sk) | 1974-02-27 | 1974-02-27 |
Country Status (10)
Country | Link |
---|---|
AT (1) | AT346960B (sk) |
BE (1) | BE825874A (sk) |
CH (1) | CH577762A5 (sk) |
DE (1) | DE2413399A1 (sk) |
DK (1) | DK68075A (sk) |
ES (1) | ES435029A1 (sk) |
FR (1) | FR2262428A1 (sk) |
IT (1) | IT1033141B (sk) |
NL (1) | NL183001C (sk) |
SE (1) | SE407316B (sk) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AT384325B (de) * | 1986-03-20 | 1987-10-27 | Bbc Ag Oesterr | Erdschlusssammelschienenschutz |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4173774A (en) * | 1977-12-08 | 1979-11-06 | Westinghouse Electric Corp. | Parallel AC electrical system with differential protection immune to high current through faults |
JPH06225448A (ja) * | 1992-12-04 | 1994-08-12 | Fuji Electric Co Ltd | 母線保護方法 |
FR2990305B1 (fr) * | 2012-05-07 | 2015-11-20 | Ece | Procede de protection d'un boitier de distribution d'energie electrique |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AT271610B (de) * | 1966-06-08 | 1969-06-10 | Siemens Gmbh | Differentialschutzeinrichtung für elektrische Anlagen mit zwei oder mehreren Abzweigen |
DE2216377B2 (de) * | 1972-03-30 | 1974-09-12 | Siemens Ag | Differentialschutz |
-
1974
- 1974-02-27 CH CH274674A patent/CH577762A5/xx not_active IP Right Cessation
- 1974-03-20 DE DE19742413399 patent/DE2413399A1/de active Granted
-
1975
- 1975-02-21 DK DK68075A patent/DK68075A/da not_active Application Discontinuation
- 1975-02-21 SE SE7501981A patent/SE407316B/xx not_active IP Right Cessation
- 1975-02-24 FR FR7505719A patent/FR2262428A1/fr active Granted
- 1975-02-24 ES ES435029A patent/ES435029A1/es not_active Expired
- 1975-02-24 BE BE153646A patent/BE825874A/xx not_active IP Right Cessation
- 1975-02-24 AT AT139875A patent/AT346960B/de not_active IP Right Cessation
- 1975-02-25 IT IT2059875A patent/IT1033141B/it active
- 1975-02-27 NL NL7502359A patent/NL183001C/xx not_active IP Right Cessation
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AT384325B (de) * | 1986-03-20 | 1987-10-27 | Bbc Ag Oesterr | Erdschlusssammelschienenschutz |
Also Published As
Publication number | Publication date |
---|---|
DE2413399C2 (sk) | 1989-04-20 |
NL183001C (nl) | 1988-06-16 |
ATA139875A (de) | 1977-04-15 |
FR2262428B1 (sk) | 1982-03-05 |
AT346960B (de) | 1978-12-11 |
ES435029A1 (es) | 1976-12-16 |
DK68075A (sk) | 1975-10-27 |
SE407316B (sv) | 1979-03-19 |
AU7847975A (en) | 1976-08-26 |
NL7502359A (nl) | 1975-08-29 |
SE7501981L (sk) | 1975-08-29 |
FR2262428A1 (en) | 1975-09-19 |
NL183001B (nl) | 1988-01-18 |
BE825874A (fr) | 1975-06-16 |
DE2413399A1 (de) | 1975-09-04 |
IT1033141B (it) | 1979-07-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |