BE887105A - Disjoncteur de courant de fuite avec transformateur de courant de somme - Google Patents

Disjoncteur de courant de fuite avec transformateur de courant de somme

Info

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
Application number
BE0/203504A
Other languages
English (en)
Original Assignee
Felten & Guilleaume A G
Biegelmeier Gottfried
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Felten & Guilleaume A G, Biegelmeier Gottfried filed Critical Felten & Guilleaume A G
Publication of BE887105A publication Critical patent/BE887105A/fr

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)
BE0/203504A 1980-01-18 1981-01-16 Disjoncteur de courant de fuite avec transformateur de courant de somme BE887105A (fr)

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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
GB2068646A (en) 1981-08-12
IT1207131B (it) 1989-05-17
DE3021768A1 (de) 1981-07-23
ATA26080A (de) 1981-01-15
AT363549B (de) 1981-08-10
ES492386A0 (es) 1980-12-16
IT8049386A0 (it) 1980-07-30
NL8003569A (nl) 1981-08-17
CH650365A5 (de) 1985-07-15
ES8101814A1 (es) 1980-12-16
FR2480997A1 (fr) 1981-10-23

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: FELTEN & GUILLEAUME FABRIK ELEKTRISCHER APPARATE

Effective date: 19890131