BE887105A - Disjoncteur de courant de fuite avec transformateur de courant de somme - Google Patents
Disjoncteur de courant de fuite avec transformateur de courant de sommeInfo
- Publication number
- BE887105A BE887105A BE0/203504A BE203504A BE887105A BE 887105 A BE887105 A BE 887105A BE 0/203504 A BE0/203504 A BE 0/203504A BE 203504 A BE203504 A BE 203504A BE 887105 A BE887105 A BE 887105A
- Authority
- BE
- Belgium
- Prior art keywords
- circuit breaker
- sum
- leakage current
- current transformer
- current circuit
- 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
- H01F38/22—Instruments transformers for single phase ac
- H01F38/28—Current transformers
- H01F38/30—Constructions
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Transformers For Measuring Instruments (AREA)
- Gas-Insulated Switchgears (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT0026080A AT363549B (de) | 1980-01-18 | 1980-01-18 | Fehlerstromschutzschalter mit summenstromwandler |
Publications (1)
Publication Number | Publication Date |
---|---|
BE887105A true BE887105A (fr) | 1981-05-14 |
Family
ID=3485810
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE0/203504A BE887105A (fr) | 1980-01-18 | 1981-01-16 | Disjoncteur de courant de fuite avec transformateur de courant de somme |
Country Status (9)
Country | Link |
---|---|
AT (1) | AT363549B (fr) |
BE (1) | BE887105A (fr) |
CH (1) | CH650365A5 (fr) |
DE (1) | DE3021768A1 (fr) |
ES (1) | ES8101814A1 (fr) |
FR (1) | FR2480997A1 (fr) |
GB (1) | GB2068646A (fr) |
IT (1) | IT1207131B (fr) |
NL (1) | NL8003569A (fr) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2553198B1 (fr) * | 1983-10-05 | 1986-01-10 | Petercem Sa | Procede et dispositif de controle du courant d'alimentation d'un recepteur polypole |
DE4216248C2 (de) * | 1992-05-16 | 2000-05-18 | Abb Patent Gmbh | Aufnahmebehälter für einen Wandler für einen Fehlerstromschutzschalter und Wandler |
DE4428219C2 (de) * | 1994-08-10 | 2003-11-13 | Felten & Guilleaume Ag | Abdeckung für Summenstromwandler |
DE102005007334B4 (de) * | 2005-02-17 | 2007-02-08 | Siemens Ag | Summenstromwandler zur allstromsensitiven Erfassung eines elektrischen Differenzstromes |
CN100454453C (zh) * | 2005-03-10 | 2009-01-21 | 上海Mwb互感器有限公司 | 低功率电子式电流互感器 |
IES20070918A2 (en) * | 2007-12-19 | 2009-03-18 | Atreus Entpr Ltd | A current transformer |
IT1395697B1 (it) * | 2009-05-28 | 2012-10-19 | Abb Spa | Trasformatore di corrente, dispositivo di protezione comprendente tale trasformatore, e relativo interruttore |
DE102011011983A1 (de) * | 2011-02-22 | 2012-08-23 | Doepke Schaltgeräte GmbH | Fehlerstrom-Schutzeinrichtung |
EP2592636A3 (fr) * | 2011-11-10 | 2013-10-23 | Atreus Enterprises Limited | Transformateur de courant |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1385042A (fr) * | 1964-02-25 | 1965-01-08 | Siemens Ag | Transformateur d'intensité pour haute tension |
DE1816411A1 (de) * | 1968-12-21 | 1970-07-02 | Siemens Ag | Anordnung zur Vermeidung von Fehlimpulsen eines Summenstromwandlers |
US3665356A (en) * | 1969-04-23 | 1972-05-23 | Rucker Co | Differential transformer with balancing means |
SE366420B (fr) * | 1972-08-30 | 1974-04-22 | Asea Ab | |
DE2503691A1 (de) * | 1975-01-30 | 1976-08-05 | Bbc Brown Boveri & Cie | Ringkernwandler |
-
1980
- 1980-01-18 AT AT0026080A patent/AT363549B/de not_active IP Right Cessation
- 1980-06-09 GB GB8018815A patent/GB2068646A/en not_active Withdrawn
- 1980-06-10 DE DE19803021768 patent/DE3021768A1/de not_active Withdrawn
- 1980-06-13 ES ES492386A patent/ES8101814A1/es not_active Expired
- 1980-06-20 NL NL8003569A patent/NL8003569A/nl not_active Application Discontinuation
- 1980-07-08 CH CH5219/80A patent/CH650365A5/de not_active IP Right Cessation
- 1980-07-09 FR FR8015254A patent/FR2480997A1/fr active Pending
- 1980-07-30 IT IT8049386A patent/IT1207131B/it active
-
1981
- 1981-01-16 BE BE0/203504A patent/BE887105A/fr not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
AT363549B (de) | 1981-08-10 |
ES492386A0 (es) | 1980-12-16 |
ES8101814A1 (es) | 1980-12-16 |
IT1207131B (it) | 1989-05-17 |
FR2480997A1 (fr) | 1981-10-23 |
IT8049386A0 (it) | 1980-07-30 |
ATA26080A (de) | 1981-01-15 |
DE3021768A1 (de) | 1981-07-23 |
GB2068646A (en) | 1981-08-12 |
NL8003569A (nl) | 1981-08-17 |
CH650365A5 (de) | 1985-07-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE | Patent lapsed |
Owner name: FELTEN & GUILLEAUME FABRIK ELEKTRISCHER APPARATE Effective date: 19890131 |