FR2432211B3 - - Google Patents

Info

Publication number
FR2432211B3
FR2432211B3 FR7822069A FR7822069A FR2432211B3 FR 2432211 B3 FR2432211 B3 FR 2432211B3 FR 7822069 A FR7822069 A FR 7822069A FR 7822069 A FR7822069 A FR 7822069A FR 2432211 B3 FR2432211 B3 FR 2432211B3
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
FR7822069A
Other languages
French (fr)
Other versions
FR2432211A1 (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 FR7822069A priority Critical patent/FR2432211A1/en
Publication of FR2432211A1 publication Critical patent/FR2432211A1/en
Application granted granted Critical
Publication of FR2432211B3 publication Critical patent/FR2432211B3/fr
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H37/00—Thermally-actuated switches
    • H01H37/004—Thermally-actuated switches with thermal image
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
    • H01H71/10—Operating or release mechanisms
    • H01H71/12—Automatic release mechanisms with or without manual release
    • H01H71/14—Electrothermal mechanisms
    • 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
    • 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
    • H02H7/04—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 transformers

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Control Of Electrical Variables (AREA)
FR7822069A 1978-07-24 1978-07-24 Cut=out circuit for three=phase transformer protection - has three transformers with resistors and thermistor associated with capacitor and solenoid Granted FR2432211A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7822069A FR2432211A1 (en) 1978-07-24 1978-07-24 Cut=out circuit for three=phase transformer protection - has three transformers with resistors and thermistor associated with capacitor and solenoid

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7822069A FR2432211A1 (en) 1978-07-24 1978-07-24 Cut=out circuit for three=phase transformer protection - has three transformers with resistors and thermistor associated with capacitor and solenoid

Publications (2)

Publication Number Publication Date
FR2432211A1 FR2432211A1 (en) 1980-02-22
FR2432211B3 true FR2432211B3 (en) 1981-02-13

Family

ID=9211186

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7822069A Granted FR2432211A1 (en) 1978-07-24 1978-07-24 Cut=out circuit for three=phase transformer protection - has three transformers with resistors and thermistor associated with capacitor and solenoid

Country Status (1)

Country Link
FR (1) FR2432211A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IE52772B1 (en) * 1981-04-27 1988-02-17 Westinghouse Electric Corp Solid state load protection system having electronic simulation of motor heating
FR2554271B1 (en) * 1983-11-02 1987-06-05 Merlin Gerin THERMAL IMAGE OF AN ELECTRICAL TRANSFORMER
FR2702083B1 (en) * 1993-02-22 1995-04-14 Telemecanique Electrical protection device with thermal detector.

Also Published As

Publication number Publication date
FR2432211A1 (en) 1980-02-22

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