SE377241B - - Google Patents

Info

Publication number
SE377241B
SE377241B SE7303970A SE7303970A SE377241B SE 377241 B SE377241 B SE 377241B SE 7303970 A SE7303970 A SE 7303970A SE 7303970 A SE7303970 A SE 7303970A SE 377241 B SE377241 B SE 377241B
Authority
SE
Sweden
Application number
SE7303970A
Inventor
E Born
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 SE377241B publication Critical patent/SE377241B/xx

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
    • H02H3/26—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to difference between voltages or between currents; responsive to phase angle between voltages or between currents
    • H02H3/28—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at two spaced portions of a single system, e.g. at opposite ends of one line, at input and output of apparatus
    • H02H3/283—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at two spaced portions of a single system, e.g. at opposite ends of one line, at input and output of apparatus and taking into account saturation of current transformers

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Emergency Protection Circuit Devices (AREA)
SE7303970A 1972-03-30 1973-03-21 SE377241B (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722216377 DE2216377B2 (de) 1972-03-30 1972-03-30 Differentialschutz

Publications (1)

Publication Number Publication Date
SE377241B true SE377241B (ja) 1975-06-23

Family

ID=5841066

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7303970A SE377241B (ja) 1972-03-30 1973-03-21

Country Status (5)

Country Link
JP (1) JPS4914948A (ja)
CH (1) CH553496A (ja)
DE (1) DE2216377B2 (ja)
IT (1) IT981640B (ja)
SE (1) SE377241B (ja)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH577762A5 (ja) * 1974-02-27 1976-07-15 Bbc Brown Boveri & Cie
DE2924122C2 (de) * 1979-06-15 1984-07-05 Kommanditgesellschaft Ritz Messwandler Gmbh & Co, 2000 Hamburg Elektronische Fehlerstrom-Schutzeinrichtung
JPS60180421A (ja) * 1984-02-27 1985-09-14 三菱電機株式会社 差動保護継電装置
JP2565870B2 (ja) * 1986-06-11 1996-12-18 株式会社東芝 差動継電装置
DE4420513A1 (de) * 1994-06-13 1995-12-14 Abb Management Ag Verfahren und Vorrichtung zum Schutz von Sammelschienen

Also Published As

Publication number Publication date
DE2216377A1 (de) 1973-10-11
DE2216377B2 (de) 1974-09-12
CH553496A (de) 1974-08-30
DE2216377C3 (ja) 1975-05-15
IT981640B (it) 1974-10-10
JPS4914948A (ja) 1974-02-08

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