DE2659772A1 - Summenstromwandler, insbesondere fuer fehlerstromschutzschalter - Google Patents

Summenstromwandler, insbesondere fuer fehlerstromschutzschalter

Info

Publication number
DE2659772A1
DE2659772A1 DE19762659772 DE2659772A DE2659772A1 DE 2659772 A1 DE2659772 A1 DE 2659772A1 DE 19762659772 DE19762659772 DE 19762659772 DE 2659772 A DE2659772 A DE 2659772A DE 2659772 A1 DE2659772 A1 DE 2659772A1
Authority
DE
Germany
Prior art keywords
conductors
circuit breakers
strands
current transformer
summation current
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.)
Ceased
Application number
DE19762659772
Other languages
German (de)
English (en)
Inventor
Peter Flohr
Max Schultes
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.)
Siemens AG
Original Assignee
Siemens 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 Siemens AG filed Critical Siemens AG
Priority to DE19762659772 priority Critical patent/DE2659772A1/de
Priority to NL7713303A priority patent/NL7713303A/xx
Priority to DK572477A priority patent/DK572477A/da
Priority to JP15506777A priority patent/JPS5385338A/ja
Priority to IT3107477A priority patent/IT1089187B/it
Priority to FR7739693A priority patent/FR2376504A1/fr
Priority to BE183993A priority patent/BE862510A/fr
Priority to ES465617A priority patent/ES465617A1/es
Publication of DE2659772A1 publication Critical patent/DE2659772A1/de
Ceased 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
    • H01F38/38—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)
DE19762659772 1976-12-31 1976-12-31 Summenstromwandler, insbesondere fuer fehlerstromschutzschalter Ceased DE2659772A1 (de)

Priority Applications (8)

Application Number Priority Date Filing Date Title
DE19762659772 DE2659772A1 (de) 1976-12-31 1976-12-31 Summenstromwandler, insbesondere fuer fehlerstromschutzschalter
NL7713303A NL7713303A (nl) 1976-12-31 1977-12-01 Somstroomtransformator, meer in het bijzonder voor een foutstroombeveiligingsschakelaar.
DK572477A DK572477A (da) 1976-12-31 1977-12-22 Sumstroemtransformator navnlig til fejlstroemsbeskyttelsesafbrydere
JP15506777A JPS5385338A (en) 1976-12-31 1977-12-22 Zeroophase transformer
IT3107477A IT1089187B (it) 1976-12-31 1977-12-22 Trasformatore di corrente-somma,specialmente per interruttori di protezione di correnti di dispersione
FR7739693A FR2376504A1 (fr) 1976-12-31 1977-12-29 Transformateur de courant totalisateur, en particulier pour disjoncteur de protection contre les courants de defaut
BE183993A BE862510A (fr) 1976-12-31 1977-12-30 Transformateur de courant totalisateur, en particulier pour disjoncteur de protection contre les courants de defaut
ES465617A ES465617A1 (es) 1976-12-31 1977-12-30 Perfeccionamientos en transductores de corriente integral.

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
DE2659772A1 true DE2659772A1 (de) 1978-07-06

Family

ID=5997170

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19762659772 Ceased DE2659772A1 (de) 1976-12-31 1976-12-31 Summenstromwandler, insbesondere fuer fehlerstromschutzschalter

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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
BE862510A (fr) 1978-04-14
IT1089187B (it) 1985-06-18
DK572477A (da) 1978-07-01
JPS5385338A (en) 1978-07-27
FR2376504A1 (fr) 1978-07-28
NL7713303A (nl) 1978-07-04
ES465617A1 (es) 1978-09-16

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Legal Events

Date Code Title Description
OAP Request for examination filed
OD Request for examination
8131 Rejection