BE825874A - METHOD AND DEVICE FOR DETECTION OF FAULTS IN A SYSTEM INCLUDING A COLLECTOR BAR AND ITS CONNECTIONS, AND PROTECTION MEANS - Google Patents

METHOD AND DEVICE FOR DETECTION OF FAULTS IN A SYSTEM INCLUDING A COLLECTOR BAR AND ITS CONNECTIONS, AND PROTECTION MEANS

Info

Publication number
BE825874A
BE825874A BE153646A BE153646A BE825874A BE 825874 A BE825874 A BE 825874A BE 153646 A BE153646 A BE 153646A BE 153646 A BE153646 A BE 153646A BE 825874 A BE825874 A BE 825874A
Authority
BE
Belgium
Prior art keywords
faults
connections
detection
system including
protection means
Prior art date
Application number
BE153646A
Other languages
French (fr)
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 filed Critical
Publication of BE825874A publication Critical patent/BE825874A/en

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
    • H02H7/22—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 distribution gear, e.g. bus-bar systems; for switching devices
    • 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)
  • Measurement Of Current Or Voltage (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Protection Of Static Devices (AREA)
BE153646A 1974-02-27 1975-02-24 METHOD AND DEVICE FOR DETECTION OF FAULTS IN A SYSTEM INCLUDING A COLLECTOR BAR AND ITS CONNECTIONS, AND PROTECTION MEANS BE825874A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH274674A CH577762A5 (en) 1974-02-27 1974-02-27

Publications (1)

Publication Number Publication Date
BE825874A true BE825874A (en) 1975-06-16

Family

ID=4240670

Family Applications (1)

Application Number Title Priority Date Filing Date
BE153646A BE825874A (en) 1974-02-27 1975-02-24 METHOD AND DEVICE FOR DETECTION OF FAULTS IN A SYSTEM INCLUDING A COLLECTOR BAR AND ITS CONNECTIONS, AND PROTECTION MEANS

Country Status (10)

Country Link
AT (1) AT346960B (en)
BE (1) BE825874A (en)
CH (1) CH577762A5 (en)
DE (1) DE2413399A1 (en)
DK (1) DK68075A (en)
ES (1) ES435029A1 (en)
FR (1) FR2262428A1 (en)
IT (1) IT1033141B (en)
NL (1) NL183001C (en)
SE (1) SE407316B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4173774A (en) * 1977-12-08 1979-11-06 Westinghouse Electric Corp. Parallel AC electrical system with differential protection immune to high current through faults
AT384325B (en) * 1986-03-20 1987-10-27 Bbc Ag Oesterr Ground fault busbar protection
JPH06225448A (en) * 1992-12-04 1994-08-12 Fuji Electric Co Ltd Method of protecting bus
FR2990305B1 (en) * 2012-05-07 2015-11-20 Ece METHOD FOR PROTECTING AN ELECTRIC POWER DISTRIBUTION UNIT

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT271610B (en) * 1966-06-08 1969-06-10 Siemens Gmbh Differential protection device for electrical systems with two or more branches
DE2216377B2 (en) * 1972-03-30 1974-09-12 Siemens Ag Differential protection

Also Published As

Publication number Publication date
DE2413399C2 (en) 1989-04-20
NL183001C (en) 1988-06-16
ATA139875A (en) 1977-04-15
FR2262428B1 (en) 1982-03-05
AT346960B (en) 1978-12-11
ES435029A1 (en) 1976-12-16
DK68075A (en) 1975-10-27
SE407316B (en) 1979-03-19
AU7847975A (en) 1976-08-26
NL7502359A (en) 1975-08-29
SE7501981L (en) 1975-08-29
FR2262428A1 (en) 1975-09-19
CH577762A5 (en) 1976-07-15
NL183001B (en) 1988-01-18
DE2413399A1 (en) 1975-09-04
IT1033141B (en) 1979-07-10

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: BBC S.A. BROWN BOVERI & CIE

Effective date: 19840224