CH416803A - Anordnung für Transformatordifferentialschutz - Google Patents

Anordnung für Transformatordifferentialschutz

Info

Publication number
CH416803A
CH416803A CH1674664A CH1674664A CH416803A CH 416803 A CH416803 A CH 416803A CH 1674664 A CH1674664 A CH 1674664A CH 1674664 A CH1674664 A CH 1674664A CH 416803 A CH416803 A CH 416803A
Authority
CH
Switzerland
Prior art keywords
arrangement
differential protection
transformer differential
transformer
protection
Prior art date
Application number
CH1674664A
Other languages
English (en)
Inventor
Andersson Stig
Original Assignee
Asea Ab
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 Asea Ab filed Critical Asea Ab
Publication of CH416803A publication Critical patent/CH416803A/de

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
    • H02H7/04—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for transformers
    • H02H7/045—Differential protection of transformers

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Electronic Switches (AREA)
  • Emergency Protection Circuit Devices (AREA)
CH1674664A 1963-12-28 1964-12-24 Anordnung für Transformatordifferentialschutz CH416803A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE1452263 1963-12-28

Publications (1)

Publication Number Publication Date
CH416803A true CH416803A (de) 1966-07-15

Family

ID=20299246

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1674664A CH416803A (de) 1963-12-28 1964-12-24 Anordnung für Transformatordifferentialschutz

Country Status (3)

Country Link
US (1) US3337772A (de)
CH (1) CH416803A (de)
GB (1) GB1083151A (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3401308A (en) * 1966-08-29 1968-09-10 Ass Elect Ind Circuit arrangements for detecting phase unbalance
IL42142A (en) * 1973-04-30 1976-05-31 Tech Res & Dev Found Ltd A detector for detecting incipient phase-asymmetry
SE408983B (sv) * 1977-11-11 1979-07-16 Asea Ab Differentialskydd
US4402028A (en) * 1981-08-17 1983-08-30 Electric Power Research Institute, Inc. Protective relay methods and apparatus
JPS6110911A (ja) * 1984-06-27 1986-01-18 三菱電機株式会社 変圧器保護継電器
US5014153A (en) * 1989-02-01 1991-05-07 Basler Electric Company Transformer differential relay
US6208945B1 (en) * 1997-06-19 2001-03-27 Nissin Electric Co., Ltd. Harmonic component measuring method for power system
US20040264094A1 (en) * 2003-05-06 2004-12-30 Rahman Md Azizur Protective control method and apparatus for power devices

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3144586A (en) * 1962-08-15 1964-08-11 Westinghouse Electric Corp Protective relay assemblies
US3218516A (en) * 1962-10-22 1965-11-16 Westinghouse Electric Corp Protective relays

Also Published As

Publication number Publication date
GB1083151A (en) 1967-09-13
US3337772A (en) 1967-08-22

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