FR2374762B2 - - Google Patents

Info

Publication number
FR2374762B2
FR2374762B2 FR7638428A FR7638428A FR2374762B2 FR 2374762 B2 FR2374762 B2 FR 2374762B2 FR 7638428 A FR7638428 A FR 7638428A FR 7638428 A FR7638428 A FR 7638428A FR 2374762 B2 FR2374762 B2 FR 2374762B2
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
FR7638428A
Other languages
French (fr)
Other versions
FR2374762A2 (fr
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to FR7638428A priority Critical patent/FR2374762A2/fr
Publication of FR2374762A2 publication Critical patent/FR2374762A2/fr
Application granted granted Critical
Publication of FR2374762B2 publication Critical patent/FR2374762B2/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
    • H02H3/02—Details
    • H02H3/05—Details with means for increasing reliability, e.g. redundancy arrangements
    • 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
    • H02H3/165—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 for three-phase systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
FR7638428A 1976-12-14 1976-12-14 Dispositif de securite pour la detection d'un defaut d'isolation electrique entre deux fils du circuit d'alimentation d'une machine Granted FR2374762A2 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7638428A FR2374762A2 (fr) 1976-12-14 1976-12-14 Dispositif de securite pour la detection d'un defaut d'isolation electrique entre deux fils du circuit d'alimentation d'une machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7638428A FR2374762A2 (fr) 1976-12-14 1976-12-14 Dispositif de securite pour la detection d'un defaut d'isolation electrique entre deux fils du circuit d'alimentation d'une machine

Publications (2)

Publication Number Publication Date
FR2374762A2 FR2374762A2 (fr) 1978-07-13
FR2374762B2 true FR2374762B2 (ja) 1982-02-19

Family

ID=9181289

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7638428A Granted FR2374762A2 (fr) 1976-12-14 1976-12-14 Dispositif de securite pour la detection d'un defaut d'isolation electrique entre deux fils du circuit d'alimentation d'une machine

Country Status (1)

Country Link
FR (1) FR2374762A2 (ja)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2415894B2 (fr) * 1978-01-26 1986-01-17 Parrier Andre Dispositif de securite pour la detection d'un defaut d'isolation electrique entre deux fils du circuit d'alimentation d'une machine
DE3111400C2 (de) * 1981-03-23 1983-07-21 Pavlodarskij industrial'nyj institut, Pavlodar Einrichtung zum Phasen-Differenzschutz von Elektromotoren

Also Published As

Publication number Publication date
FR2374762A2 (fr) 1978-07-13

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Legal Events

Date Code Title Description
CL Concession to grant licenses
CL Concession to grant licenses
GR Lien (pledge) cancelled due to a court decision