ATA294977A - ALTERNATING CURRENT PROTECTION CIRCUIT, IN PARTICULAR FOR DETECTING EARTH FAULTS IN CABLE NETWORKS - Google Patents

ALTERNATING CURRENT PROTECTION CIRCUIT, IN PARTICULAR FOR DETECTING EARTH FAULTS IN CABLE NETWORKS

Info

Publication number
ATA294977A
ATA294977A AT294977A AT294977A ATA294977A AT A294977 A ATA294977 A AT A294977A AT 294977 A AT294977 A AT 294977A AT 294977 A AT294977 A AT 294977A AT A294977 A ATA294977 A AT A294977A
Authority
AT
Austria
Prior art keywords
alternating current
protection circuit
current protection
cable networks
earth faults
Prior art date
Application number
AT294977A
Other languages
German (de)
Other versions
AT351095B (en
Inventor
Karl Wolfgang Dipl Ing D Ripka
Original Assignee
Elin Union 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 Elin Union Ag filed Critical Elin Union Ag
Priority to AT294977A priority Critical patent/AT351095B/en
Priority to DE19782816263 priority patent/DE2816263A1/en
Publication of ATA294977A publication Critical patent/ATA294977A/en
Application granted granted Critical
Publication of AT351095B publication Critical patent/AT351095B/en

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
    • H02H3/50—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 the appearance of abnormal wave forms, e.g. ac in dc installations
    • H02H3/52—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 the appearance of abnormal wave forms, e.g. ac in dc installations responsive to the appearance of harmonics
    • 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
    • H02H3/16—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 fault current to earth, frame or mass
    • H02H3/162—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 fault current to earth, frame or mass for ac systems
AT294977A 1977-04-27 1977-04-27 ALTERNATING CURRENT PROTECTION CIRCUIT, IN PARTICULAR FOR DETECTING EARTH FAULTS IN CABLE NETWORKS AT351095B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
AT294977A AT351095B (en) 1977-04-27 1977-04-27 ALTERNATING CURRENT PROTECTION CIRCUIT, IN PARTICULAR FOR DETECTING EARTH FAULTS IN CABLE NETWORKS
DE19782816263 DE2816263A1 (en) 1977-04-27 1978-04-14 Earth fault monitoring system for cable networks - uses fifth harmonic current detector with heavy fundamental suppression

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT294977A AT351095B (en) 1977-04-27 1977-04-27 ALTERNATING CURRENT PROTECTION CIRCUIT, IN PARTICULAR FOR DETECTING EARTH FAULTS IN CABLE NETWORKS

Publications (2)

Publication Number Publication Date
ATA294977A true ATA294977A (en) 1978-12-15
AT351095B AT351095B (en) 1979-07-10

Family

ID=3542902

Family Applications (1)

Application Number Title Priority Date Filing Date
AT294977A AT351095B (en) 1977-04-27 1977-04-27 ALTERNATING CURRENT PROTECTION CIRCUIT, IN PARTICULAR FOR DETECTING EARTH FAULTS IN CABLE NETWORKS

Country Status (2)

Country Link
AT (1) AT351095B (en)
DE (1) DE2816263A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102014013417A1 (en) * 2014-09-16 2016-03-17 Forschungs- und Transferzentrum Leipzig e.V. an der Hochschule für Technik, Wirtschaft und Kultur Leipzig (FH) Method and device for determining the earth fault current

Also Published As

Publication number Publication date
DE2816263A1 (en) 1978-11-02
AT351095B (en) 1979-07-10

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties