CH592881A5 - - Google Patents

Info

Publication number
CH592881A5
CH592881A5 CH652675A CH652675A CH592881A5 CH 592881 A5 CH592881 A5 CH 592881A5 CH 652675 A CH652675 A CH 652675A CH 652675 A CH652675 A CH 652675A CH 592881 A5 CH592881 A5 CH 592881A5
Authority
CH
Switzerland
Application number
CH652675A
Original Assignee
Bbc Brown Boveri & Cie
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 Bbc Brown Boveri & Cie filed Critical Bbc Brown Boveri & Cie
Publication of CH592881A5 publication Critical patent/CH592881A5/xx

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/10—Measuring sum, difference or ratio
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
    • G01R15/14—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks
    • G01R15/18—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using inductive devices, e.g. transformers
    • G01R15/183—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using inductive devices, e.g. transformers using transformers with a magnetic core
    • 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
    • H02H3/32—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 corresponding points in different conductors of a single system, e.g. of currents in go and return conductors
    • H02H3/33—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 corresponding points in different conductors of a single system, e.g. of currents in go and return conductors using summation current transformers
    • H02H3/332—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 corresponding points in different conductors of a single system, e.g. of currents in go and return conductors using summation current transformers with means responsive to DC component in the fault current

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
CH652675A 1974-05-24 1975-05-21 CH592881A5 (en))

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19742425080 DE2425080A1 (de) 1974-05-24 1974-05-24 Einrichtung zum messen und weiterverarbeiten eines differenzstromes

Publications (1)

Publication Number Publication Date
CH592881A5 true CH592881A5 (en)) 1977-11-15

Family

ID=5916342

Family Applications (1)

Application Number Title Priority Date Filing Date
CH652675A CH592881A5 (en)) 1974-05-24 1975-05-21

Country Status (2)

Country Link
CH (1) CH592881A5 (en))
DE (1) DE2425080A1 (en))

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2882034T3 (es) 2016-08-11 2021-12-01 Fimer S P A Disposición de detección de fallas de arco para un bus eléctrico de CC
EP3282535B1 (en) * 2016-08-11 2021-06-02 MARICI Holdings The Netherlands B.V. An arc fault detection arrangement for a dc electric bus

Also Published As

Publication number Publication date
DE2425080A1 (de) 1975-12-11

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Legal Events

Date Code Title Description
PL Patent ceased
PL Patent ceased