BE862510A - Transformateur de courant totalisateur, en particulier pour disjoncteur de protection contre les courants de defaut - Google Patents
Transformateur de courant totalisateur, en particulier pour disjoncteur de protection contre les courants de defautInfo
- Publication number
- BE862510A BE862510A BE183993A BE183993A BE862510A BE 862510 A BE862510 A BE 862510A BE 183993 A BE183993 A BE 183993A BE 183993 A BE183993 A BE 183993A BE 862510 A BE862510 A BE 862510A
- Authority
- BE
- Belgium
- Prior art keywords
- circuit breaker
- protection circuit
- totalizing
- current transformer
- fault current
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F38/00—Adaptations of transformers or inductances for specific applications or functions
- H01F38/20—Instruments transformers
- H01F38/38—Instruments transformers for polyphase ac
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/2895—Windings disposed upon ring cores
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/32—Insulating of coils, windings, or parts thereof
- H01F27/323—Insulation between winding turns, between winding layers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F38/00—Adaptations of transformers or inductances for specific applications or functions
- H01F38/20—Instruments transformers
- H01F38/22—Instruments transformers for single phase ac
- H01F38/28—Current transformers
- H01F38/30—Constructions
- H01F2038/305—Constructions with toroidal magnetic core
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H83/00—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current
- H01H83/14—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by imbalance of two or more currents or voltages, e.g. for differential protection
- H01H83/144—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by imbalance of two or more currents or voltages, e.g. for differential protection with differential transformer
- H01H2083/148—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by imbalance of two or more currents or voltages, e.g. for differential protection with differential transformer with primary windings formed of rigid copper conductors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H83/00—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current
- H01H83/14—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by imbalance of two or more currents or voltages, e.g. for differential protection
- H01H83/144—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by imbalance of two or more currents or voltages, e.g. for differential protection with differential transformer
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Transformers For Measuring Instruments (AREA)
- Coils Of Transformers For General Uses (AREA)
- Coils Or Transformers For Communication (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19762659772 DE2659772A1 (de) | 1976-12-31 | 1976-12-31 | Summenstromwandler, insbesondere fuer fehlerstromschutzschalter |
Publications (1)
Publication Number | Publication Date |
---|---|
BE862510A true BE862510A (fr) | 1978-04-14 |
Family
ID=5997170
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE183993A BE862510A (fr) | 1976-12-31 | 1977-12-30 | Transformateur de courant totalisateur, en particulier pour disjoncteur de protection contre les courants de defaut |
Country Status (8)
Country | Link |
---|---|
JP (1) | JPS5385338A (fr) |
BE (1) | BE862510A (fr) |
DE (1) | DE2659772A1 (fr) |
DK (1) | DK572477A (fr) |
ES (1) | ES465617A1 (fr) |
FR (1) | FR2376504A1 (fr) |
IT (1) | IT1089187B (fr) |
NL (1) | NL7713303A (fr) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE7810616U1 (de) * | 1978-04-10 | 1979-09-20 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Summenstromwandler, insbesondere fuer fehlerstromschutzschalter |
DE4216248C2 (de) * | 1992-05-16 | 2000-05-18 | Abb Patent Gmbh | Aufnahmebehälter für einen Wandler für einen Fehlerstromschutzschalter und Wandler |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2907968A (en) * | 1951-04-13 | 1959-10-06 | Siemens Ag | Edgewise wound reactor coils and method of making the same |
FR1213828A (fr) * | 1957-11-01 | 1960-04-04 | High Voltage Engineering Corp | Perfectionnements apportés aux générateurs à haute tension |
US3210701A (en) * | 1962-05-14 | 1965-10-05 | Automatic Elect Lab | Wound toroidal core shell |
FR1337384A (fr) * | 1962-07-30 | 1963-09-13 | Perfectionnements aux disjoncteurs multipolaires à bobinage différentiel | |
DE2503691A1 (de) * | 1975-01-30 | 1976-08-05 | Bbc Brown Boveri & Cie | Ringkernwandler |
-
1976
- 1976-12-31 DE DE19762659772 patent/DE2659772A1/de not_active Ceased
-
1977
- 1977-12-01 NL NL7713303A patent/NL7713303A/xx not_active Application Discontinuation
- 1977-12-22 DK DK572477A patent/DK572477A/da unknown
- 1977-12-22 JP JP15506777A patent/JPS5385338A/ja active Pending
- 1977-12-22 IT IT3107477A patent/IT1089187B/it active
- 1977-12-29 FR FR7739693A patent/FR2376504A1/fr not_active Withdrawn
- 1977-12-30 ES ES465617A patent/ES465617A1/es not_active Expired
- 1977-12-30 BE BE183993A patent/BE862510A/fr unknown
Also Published As
Publication number | Publication date |
---|---|
IT1089187B (it) | 1985-06-18 |
DK572477A (da) | 1978-07-01 |
DE2659772A1 (de) | 1978-07-06 |
JPS5385338A (en) | 1978-07-27 |
FR2376504A1 (fr) | 1978-07-28 |
NL7713303A (nl) | 1978-07-04 |
ES465617A1 (es) | 1978-09-16 |
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