FR2252681B1 - - Google Patents

Info

Publication number
FR2252681B1
FR2252681B1 FR7343298A FR7343298A FR2252681B1 FR 2252681 B1 FR2252681 B1 FR 2252681B1 FR 7343298 A FR7343298 A FR 7343298A FR 7343298 A FR7343298 A FR 7343298A FR 2252681 B1 FR2252681 B1 FR 2252681B1
Authority
FR
France
Legal status (The legal status 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 status listed.)
Expired
Application number
FR7343298A
Other languages
French (fr)
Other versions
FR2252681A1 (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SIMPLEX APPAREILS
Original Assignee
SIMPLEX APPAREILS
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 SIMPLEX APPAREILS filed Critical SIMPLEX APPAREILS
Priority to FR7343298A priority Critical patent/FR2252681A1/en
Publication of FR2252681A1 publication Critical patent/FR2252681A1/en
Application granted granted Critical
Publication of FR2252681B1 publication Critical patent/FR2252681B1/fr
Granted legal-status Critical Current

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
    • H02H3/08—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
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H6/00—Emergency protective circuit arrangements responsive to undesired changes from normal non-electric working conditions using simulators of the apparatus being protected, e.g. using thermal images
FR7343298A 1973-11-28 1973-11-28 Electronic poly-phase transformer circuit-breaker - has thermocouple and heating resistance overload detectors Granted FR2252681A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7343298A FR2252681A1 (en) 1973-11-28 1973-11-28 Electronic poly-phase transformer circuit-breaker - has thermocouple and heating resistance overload detectors

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7343298A FR2252681A1 (en) 1973-11-28 1973-11-28 Electronic poly-phase transformer circuit-breaker - has thermocouple and heating resistance overload detectors

Publications (2)

Publication Number Publication Date
FR2252681A1 FR2252681A1 (en) 1975-06-20
FR2252681B1 true FR2252681B1 (en) 1977-09-30

Family

ID=9128716

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7343298A Granted FR2252681A1 (en) 1973-11-28 1973-11-28 Electronic poly-phase transformer circuit-breaker - has thermocouple and heating resistance overload detectors

Country Status (1)

Country Link
FR (1) FR2252681A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2439405A1 (en) * 1978-10-20 1980-05-16 Gardy Sa Three=phase transformer overload indicator - has current transformers and thermistors in each power line and uses heat produced to operate warning circuit
FR2554271B1 (en) * 1983-11-02 1987-06-05 Merlin Gerin THERMAL IMAGE OF AN ELECTRICAL TRANSFORMER

Also Published As

Publication number Publication date
FR2252681A1 (en) 1975-06-20

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Legal Events

Date Code Title Description
ST Notification of lapse