ES492386A0 - Perfeccionamientos en interruptores de proteccion contra corrientes de error,con transformador sumador de corrientes - Google Patents

Perfeccionamientos en interruptores de proteccion contra corrientes de error,con transformador sumador de corrientes

Info

Publication number
ES492386A0
ES492386A0 ES492386A ES492386A ES492386A0 ES 492386 A0 ES492386 A0 ES 492386A0 ES 492386 A ES492386 A ES 492386A ES 492386 A ES492386 A ES 492386A ES 492386 A0 ES492386 A0 ES 492386A0
Authority
ES
Spain
Prior art keywords
protection switches
current adding
against error
error currents
switches against
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
ES492386A
Other languages
English (en)
Other versions
ES8101814A1 (es
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Felten and Guilleaume AG
Original Assignee
Felten and Guilleaume AG
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 and Guilleaume AG filed Critical Felten and Guilleaume AG
Publication of ES492386A0 publication Critical patent/ES492386A0/es
Publication of ES8101814A1 publication Critical patent/ES8101814A1/es
Expired legal-status Critical Current

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)
ES492386A 1980-01-18 1980-06-13 Perfeccionamientos en interruptores de proteccion contra corrientes de error,con transformador sumador de corrientes Expired ES8101814A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT0026080A AT363549B (de) 1980-01-18 1980-01-18 Fehlerstromschutzschalter mit summenstromwandler

Publications (2)

Publication Number Publication Date
ES492386A0 true ES492386A0 (es) 1980-12-16
ES8101814A1 ES8101814A1 (es) 1980-12-16

Family

ID=3485810

Family Applications (1)

Application Number Title Priority Date Filing Date
ES492386A Expired ES8101814A1 (es) 1980-01-18 1980-06-13 Perfeccionamientos en interruptores de proteccion contra corrientes de error,con transformador sumador de corrientes

Country Status (9)

Country Link
AT (1) AT363549B (es)
BE (1) BE887105A (es)
CH (1) CH650365A5 (es)
DE (1) DE3021768A1 (es)
ES (1) ES8101814A1 (es)
FR (1) FR2480997A1 (es)
GB (1) GB2068646A (es)
IT (1) IT1207131B (es)
NL (1) NL8003569A (es)

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 (en) * 2011-11-10 2013-10-23 Atreus Enterprises Limited A current transformer

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 (es) * 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
DE3021768A1 (de) 1981-07-23
ATA26080A (de) 1981-01-15
AT363549B (de) 1981-08-10
FR2480997A1 (fr) 1981-10-23
IT8049386A0 (it) 1980-07-30
BE887105A (fr) 1981-05-14
NL8003569A (nl) 1981-08-17
CH650365A5 (de) 1985-07-15
ES8101814A1 (es) 1980-12-16
IT1207131B (it) 1989-05-17

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