FR1557120A - - Google Patents

Info

Publication number
FR1557120A
FR1557120A FR1557120DA FR1557120A FR 1557120 A FR1557120 A FR 1557120A FR 1557120D A FR1557120D A FR 1557120DA FR 1557120 A FR1557120 A FR 1557120A
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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
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 filed Critical
Application granted granted Critical
Publication of FR1557120A publication Critical patent/FR1557120A/fr
Expired legal-status Critical Current

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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
    • H02H7/26—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured
    • H02H7/30—Staggered disconnection
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Emergency Protection Circuit Devices (AREA)
FR1557120D 1967-12-27 1967-12-27 Expired FR1557120A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR133945 1967-12-27

Publications (1)

Publication Number Publication Date
FR1557120A true FR1557120A (fr) 1969-02-14

Family

ID=8643787

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1557120D Expired FR1557120A (fr) 1967-12-27 1967-12-27

Country Status (2)

Country Link
DE (1) DE1816592A1 (fr)
FR (1) FR1557120A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2442525A1 (fr) * 1978-11-21 1980-06-20 App Electr Dispositif de protection differentielle contre les courants de defaut
EP0464516A2 (fr) * 1990-06-25 1992-01-08 Hitachi, Ltd. Système de protection contre les courants de défaut à la terre

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102460887B (zh) * 2009-06-26 2014-11-05 皇家飞利浦电子股份有限公司 配电装置

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2442525A1 (fr) * 1978-11-21 1980-06-20 App Electr Dispositif de protection differentielle contre les courants de defaut
EP0464516A2 (fr) * 1990-06-25 1992-01-08 Hitachi, Ltd. Système de protection contre les courants de défaut à la terre
EP0464516A3 (en) * 1990-06-25 1992-10-28 Hitachi, Ltd. Earth leakage-current protection system
EP0663712A3 (fr) * 1990-06-25 1995-12-06 Hitachi Ltd Disjoncteur à courant de défaut et système de protection contre les courants de défaut à la terre.
EP0810707A2 (fr) * 1990-06-25 1997-12-03 Hitachi, Ltd. Système de protection contre les courants de défaut à la terre
EP0810707A3 (fr) * 1990-06-25 1997-12-29 Hitachi, Ltd. Système de protection contre les courants de défaut à la terre

Also Published As

Publication number Publication date
DE1816592A1 (de) 1969-07-24

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Legal Events

Date Code Title Description
ST Notification of lapse