SE8001097L - Differentialskyddsanordning - Google Patents

Differentialskyddsanordning

Info

Publication number
SE8001097L
SE8001097L SE8001097A SE8001097A SE8001097L SE 8001097 L SE8001097 L SE 8001097L SE 8001097 A SE8001097 A SE 8001097A SE 8001097 A SE8001097 A SE 8001097A SE 8001097 L SE8001097 L SE 8001097L
Authority
SE
Sweden
Prior art keywords
current
derived
sum
signal
circuit breaker
Prior art date
Application number
SE8001097A
Other languages
Unknown language ( )
English (en)
Other versions
SE444748B (sv
Inventor
H Rijanto
Original Assignee
Licentia Gmbh
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 Licentia Gmbh filed Critical Licentia Gmbh
Publication of SE8001097L publication Critical patent/SE8001097L/sv
Publication of SE444748B publication Critical patent/SE444748B/sv

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
    • H02H7/0455—Differential protection of transformers taking into account saturation of current transformers

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Protection Of Transformers (AREA)
SE8001097A 1979-02-12 1980-02-12 Differentialskyddsanordning SE444748B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19792905195 DE2905195C2 (de) 1979-02-12 1979-02-12 Differentialschutzeinrichtung

Publications (2)

Publication Number Publication Date
SE8001097L true SE8001097L (sv) 1980-08-13
SE444748B SE444748B (sv) 1986-04-28

Family

ID=6062692

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8001097A SE444748B (sv) 1979-02-12 1980-02-12 Differentialskyddsanordning

Country Status (4)

Country Link
AT (1) AT385865B (sv)
CH (1) CH649421A5 (sv)
DE (1) DE2905195C2 (sv)
SE (1) SE444748B (sv)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3167445D1 (en) * 1980-07-28 1985-01-10 Bbc Brown Boveri & Cie Method and apparatus for the differential protection of electrical installations
JPS596715A (ja) * 1982-07-01 1984-01-13 三菱電機株式会社 差動保護継電装置
JPS5996824A (ja) * 1982-11-19 1984-06-04 三菱電機株式会社 母線保護継電器
JPS60180421A (ja) * 1984-02-27 1985-09-14 三菱電機株式会社 差動保護継電装置
US5627712A (en) * 1990-04-19 1997-05-06 General Electric Company Transformer differential relay

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1956527C3 (de) * 1969-11-11 1973-01-04 Siemens Ag, 1000 Berlin U. 8000 Muenchen Differentialschutzeinrichtung
US3832600A (en) * 1973-05-17 1974-08-27 Westinghouse Electric Corp Transformer internal fault detector

Also Published As

Publication number Publication date
CH649421A5 (en) 1985-05-15
ATA71980A (de) 1987-10-15
AT385865B (de) 1988-05-25
DE2905195C2 (de) 1985-04-04
SE444748B (sv) 1986-04-28
DE2905195A1 (de) 1980-08-21

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