DK14277A - Fejlstromsbeskyttelseskobler - Google Patents
FejlstromsbeskyttelseskoblerInfo
- Publication number
- DK14277A DK14277A DK14277A DK14277A DK14277A DK 14277 A DK14277 A DK 14277A DK 14277 A DK14277 A DK 14277A DK 14277 A DK14277 A DK 14277A DK 14277 A DK14277 A DK 14277A
- Authority
- DK
- Denmark
- Prior art keywords
- fault current
- current protection
- protection switch
- switch
- fault
- 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
- H02H3/32—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
- H02H3/33—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 using summation current transformers
- H02H3/332—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 using summation current transformers with means responsive to dc component in the fault current
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Emergency Protection Circuit Devices (AREA)
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
- Breakers (AREA)
- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19762602534 DE2602534A1 (de) | 1976-01-23 | 1976-01-23 | Fehlerstrom-schutzschalter |
| DE2602534 | 1976-01-23 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DK14277A true DK14277A (da) | 1977-07-24 |
| DK145279B DK145279B (da) | 1982-10-18 |
| DK145279C DK145279C (da) | 1983-03-07 |
Family
ID=5968132
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK14277A DK145279C (da) | 1976-01-23 | 1977-01-14 | Fejlstroemsbeskyttelseskobler |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US4135222A (da) |
| JP (1) | JPS5291148A (da) |
| AT (1) | AT357218B (da) |
| BE (1) | BE850638A (da) |
| DE (1) | DE2602534A1 (da) |
| DK (1) | DK145279C (da) |
| ES (1) | ES454612A1 (da) |
| FR (1) | FR2339247A1 (da) |
| GB (1) | GB1571819A (da) |
| GR (1) | GR66105B (da) |
| IT (1) | IT1076525B (da) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2907171A1 (de) * | 1979-02-23 | 1980-09-04 | Siemens Ag | Verfahren zur ueberwachung von leiterstroemen auf einen fehlerstrom und anordnung zur durchfuehrung des verfahrens |
| JPS5631321A (en) * | 1979-08-22 | 1981-03-30 | Mitsubishi Electric Corp | Grounddfault current detector |
| JPS5631320A (en) * | 1979-08-22 | 1981-03-30 | Mitsubishi Electric Corp | Grounddfault current detector |
| JPS5946859A (ja) * | 1982-09-10 | 1984-03-16 | Matsushita Electric Works Ltd | 電流検出装置 |
| US4797772A (en) * | 1987-03-03 | 1989-01-10 | Patton Electric Company, Inc. | Immersion detector circuit interrupter |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2984779A (en) * | 1956-07-02 | 1961-05-16 | North American Aviation Inc | Transistorized voltage regulated power supply |
| DE1513571B2 (de) * | 1965-12-22 | 1971-01-07 | Schaltbau Gesellschaft mbH 8000 München | Gerat zum Überwachen und Anzeigen von Fehlerstromen in zwei elektrischen Leitern und Fehlerstromschutzschalter mit diesem Gerat |
| DE1588371A1 (de) * | 1966-11-10 | 1970-12-10 | Kuntze, Helmut, 4000 Düsseldorf | Fehlerstromschutzschalter |
| CH460922A (de) * | 1967-12-29 | 1968-08-15 | Landis & Gyr Ag | Detektorvorrichtung, insbesondere Fehlerstromschutzchalter |
| DK146609C (da) * | 1968-04-24 | 1984-04-30 | Schupa Elektro Gmbh & Co Kg | Fejlstroemsrelae |
| CH505391A (de) * | 1968-12-03 | 1971-03-31 | Weber Ag Fabrik Elektrotechn A | Einrichtung zur Überwachung von Stromdifferenzen in einer elektrischen Anlage |
| US3634875A (en) * | 1970-06-24 | 1972-01-11 | Westinghouse Electric Corp | Bidirectional direct-current detector with transformer isolation |
| US3671809A (en) * | 1971-11-01 | 1972-06-20 | Gte Sylvania Inc | Ground fault detector including magnetic amplifier bridge means |
| GB1345869A (en) * | 1971-11-30 | 1974-02-06 | Secr Defence | Electrical current measuring instruments |
| US3742306A (en) * | 1972-10-03 | 1973-06-26 | Fuchs Electrical Ind Ltd | Core balance earth leakage protective systems |
| US3878435A (en) * | 1974-01-21 | 1975-04-15 | Cutler Hammer Inc | Dormant oscillator ground to neutral protection for ground fault interrupters |
| CH607057A5 (da) * | 1975-03-03 | 1978-11-30 | Bbc Brown Boveri & Cie | |
| FR2321208A1 (fr) * | 1975-08-11 | 1977-03-11 | Saparel | Systemes differentiels de protection |
-
1976
- 1976-01-23 DE DE19762602534 patent/DE2602534A1/de not_active Withdrawn
- 1976-11-26 GB GB49356/76A patent/GB1571819A/en not_active Expired
- 1976-12-28 ES ES454612A patent/ES454612A1/es not_active Expired
- 1976-12-30 AT AT984376A patent/AT357218B/de not_active IP Right Cessation
-
1977
- 1977-01-14 DK DK14277A patent/DK145279C/da active
- 1977-01-14 IT IT19292/77A patent/IT1076525B/it active
- 1977-01-20 JP JP539277A patent/JPS5291148A/ja active Pending
- 1977-01-20 FR FR7701622A patent/FR2339247A1/fr active Granted
- 1977-01-21 BE BE174287A patent/BE850638A/xx not_active IP Right Cessation
- 1977-01-21 US US05/760,974 patent/US4135222A/en not_active Expired - Lifetime
- 1977-01-22 GR GR52633A patent/GR66105B/el unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DK145279C (da) | 1983-03-07 |
| AT357218B (de) | 1980-06-25 |
| IT1076525B (it) | 1985-04-27 |
| DE2602534A1 (de) | 1977-07-28 |
| DK145279B (da) | 1982-10-18 |
| BE850638A (fr) | 1977-07-22 |
| FR2339247A1 (fr) | 1977-08-19 |
| JPS5291148A (en) | 1977-08-01 |
| GR66105B (da) | 1981-01-16 |
| US4135222A (en) | 1979-01-16 |
| GB1571819A (en) | 1980-07-23 |
| ES454612A1 (es) | 1977-11-16 |
| ATA984376A (de) | 1979-11-15 |
| FR2339247B1 (da) | 1983-10-14 |
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