JPS5385338A - Zeroophase transformer - Google Patents

Zeroophase transformer

Info

Publication number
JPS5385338A
JPS5385338A JP15506777A JP15506777A JPS5385338A JP S5385338 A JPS5385338 A JP S5385338A JP 15506777 A JP15506777 A JP 15506777A JP 15506777 A JP15506777 A JP 15506777A JP S5385338 A JPS5385338 A JP S5385338A
Authority
JP
Japan
Prior art keywords
zeroophase
transformer
zeroophase transformer
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.)
Pending
Application number
JP15506777A
Other languages
Japanese (ja)
Inventor
Furooru Peetaa
Shiyurutesu Matsukusu
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
Publication of JPS5385338A publication Critical patent/JPS5385338A/en
Pending 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)
JP15506777A 1976-12-31 1977-12-22 Zeroophase transformer Pending JPS5385338A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19762659772 DE2659772A1 (en) 1976-12-31 1976-12-31 SUMMARY CURRENT CONVERTER, IN PARTICULAR FOR FAULT CURRENT CIRCUIT BREAKERS

Publications (1)

Publication Number Publication Date
JPS5385338A true JPS5385338A (en) 1978-07-27

Family

ID=5997170

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15506777A Pending JPS5385338A (en) 1976-12-31 1977-12-22 Zeroophase transformer

Country Status (8)

Country Link
JP (1) JPS5385338A (en)
BE (1) BE862510A (en)
DE (1) DE2659772A1 (en)
DK (1) DK572477A (en)
ES (1) ES465617A1 (en)
FR (1) FR2376504A1 (en)
IT (1) IT1089187B (en)
NL (1) NL7713303A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE7810616U1 (en) * 1978-04-10 1979-09-20 Siemens Ag, 1000 Berlin Und 8000 Muenchen SUMMARY CURRENT CONVERTER, IN PARTICULAR FOR FAULT CURRENT CIRCUIT BREAKERS
DE4216248C2 (en) * 1992-05-16 2000-05-18 Abb Patent Gmbh Receptacle for a converter for a residual current circuit breaker and converter

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 (en) * 1957-11-01 1960-04-04 High Voltage Engineering Corp Improvements to high voltage generators
US3210701A (en) * 1962-05-14 1965-10-05 Automatic Elect Lab Wound toroidal core shell
FR1337384A (en) * 1962-07-30 1963-09-13 Improvements to multi-pole differential winding circuit breakers
DE2503691A1 (en) * 1975-01-30 1976-08-05 Bbc Brown Boveri & Cie Transformer with toroidal ferromagnetic core - has separate windings of strip wire conductor in insulating foils

Also Published As

Publication number Publication date
IT1089187B (en) 1985-06-18
BE862510A (en) 1978-04-14
ES465617A1 (en) 1978-09-16
DK572477A (en) 1978-07-01
NL7713303A (en) 1978-07-04
FR2376504A1 (en) 1978-07-28
DE2659772A1 (en) 1978-07-06

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