CH523612A - Schaltungsanordnung zur Erfassung fehlerbedingter Stromänderungen, insbesondere für Stromvergleichsschutzeinrichtungen - Google Patents

Schaltungsanordnung zur Erfassung fehlerbedingter Stromänderungen, insbesondere für Stromvergleichsschutzeinrichtungen

Info

Publication number
CH523612A
CH523612A CH96071A CH96071A CH523612A CH 523612 A CH523612 A CH 523612A CH 96071 A CH96071 A CH 96071A CH 96071 A CH96071 A CH 96071A CH 523612 A CH523612 A CH 523612A
Authority
CH
Switzerland
Prior art keywords
current
errors
detection
circuit arrangement
protection devices
Prior art date
Application number
CH96071A
Other languages
German (de)
English (en)
Inventor
Traversi Maurizio
Original Assignee
Westinghouse Electric Corp
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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Publication of CH523612A publication Critical patent/CH523612A/de

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
    • H02H3/44—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 rate of change of electrical quantities
    • 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
    • H02H3/08—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 excess current
    • H02H3/083—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 excess current for three-phase systems
CH96071A 1970-01-27 1971-01-22 Schaltungsanordnung zur Erfassung fehlerbedingter Stromänderungen, insbesondere für Stromvergleichsschutzeinrichtungen CH523612A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US624370A 1970-01-27 1970-01-27

Publications (1)

Publication Number Publication Date
CH523612A true CH523612A (de) 1972-05-31

Family

ID=21719977

Family Applications (1)

Application Number Title Priority Date Filing Date
CH96071A CH523612A (de) 1970-01-27 1971-01-22 Schaltungsanordnung zur Erfassung fehlerbedingter Stromänderungen, insbesondere für Stromvergleichsschutzeinrichtungen

Country Status (4)

Country Link
CH (1) CH523612A (enExample)
DE (1) DE2103515A1 (enExample)
ES (1) ES387284A1 (enExample)
FR (1) FR2077354B1 (enExample)

Also Published As

Publication number Publication date
FR2077354B1 (enExample) 1975-06-06
ES387284A1 (es) 1973-05-01
DE2103515A1 (de) 1971-08-05
FR2077354A1 (enExample) 1971-10-22

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Legal Events

Date Code Title Description
PL Patent ceased