FR2470466B1 - - Google Patents

Info

Publication number
FR2470466B1
FR2470466B1 FR7928912A FR7928912A FR2470466B1 FR 2470466 B1 FR2470466 B1 FR 2470466B1 FR 7928912 A FR7928912 A FR 7928912A FR 7928912 A FR7928912 A FR 7928912A FR 2470466 B1 FR2470466 B1 FR 2470466B1
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
FR7928912A
Other versions
FR2470466A1 (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 FR7928912A priority Critical patent/FR2470466A1/fr
Publication of FR2470466A1 publication Critical patent/FR2470466A1/fr
Application granted granted Critical
Publication of FR2470466B1 publication Critical patent/FR2470466B1/fr
Granted legal-status Critical Current

Links

Classifications

    • 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
    • H02H7/24—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 spark-gap arresters
    • 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
    • H02H3/20—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 voltage
    • H02H3/205—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 voltage using a spark-gap as detector
    • 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
    • H02H3/26—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 difference between voltages or between currents; responsive to phase angle between voltages or between currents
    • H02H3/32—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 difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors
    • H02H3/33—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 difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors using summation current transformers
    • H02H3/334—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 difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors using summation current transformers with means to produce an artificial unbalance for other protection or monitoring reasons or remote control

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Emergency Protection Circuit Devices (AREA)
FR7928912A 1979-11-23 1979-11-23 Dispositif de protection contre les surtensions Granted FR2470466A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7928912A FR2470466A1 (fr) 1979-11-23 1979-11-23 Dispositif de protection contre les surtensions

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7928912A FR2470466A1 (fr) 1979-11-23 1979-11-23 Dispositif de protection contre les surtensions

Publications (2)

Publication Number Publication Date
FR2470466A1 FR2470466A1 (fr) 1981-05-29
FR2470466B1 true FR2470466B1 (fr) 1985-04-05

Family

ID=9232028

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7928912A Granted FR2470466A1 (fr) 1979-11-23 1979-11-23 Dispositif de protection contre les surtensions

Country Status (1)

Country Link
FR (1) FR2470466A1 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2511556B1 (fr) * 1981-08-12 1987-02-27 Girard Francois Dispositif de protection contre la surtension dans un reseau de distribution electrique
FR2609580A1 (fr) * 1987-01-08 1988-07-15 Finzel Jean Luc Module parafoudre et de protection contre les surtensions industrielles
FR2702315B1 (fr) * 1993-03-05 1995-05-19 Serd Interrupteur différentiel de protection contre les courants de défaut et les surtensions.
FR2709616B1 (fr) * 1993-09-03 1995-09-29 Schlumberger Ind Sa Disjoncteur différentiel et parasurtenseur.
ES2125204B1 (es) * 1997-07-08 1999-10-01 Iberdrola Sa Dispositivo de supervision de continuidad de neutro y proteccion contra sobretensiones de servicio.
US6163444A (en) * 1999-01-25 2000-12-19 Lam; Sheir Chun Circuit breaker

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2334224A1 (fr) * 1975-12-05 1977-07-01 Claude Circuit et dispositif pour proteger une installation electrique d'abonne

Also Published As

Publication number Publication date
FR2470466A1 (fr) 1981-05-29

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Legal Events

Date Code Title Description
ST Notification of lapse