FR2562732B1 - CURRENT TRANSFORMER FOR THE NEUTRAL PROTECTION OF A TETRAPOLAR ELECTRIC PROTECTIVE APPARATUS - Google Patents

CURRENT TRANSFORMER FOR THE NEUTRAL PROTECTION OF A TETRAPOLAR ELECTRIC PROTECTIVE APPARATUS

Info

Publication number
FR2562732B1
FR2562732B1 FR8405703A FR8405703A FR2562732B1 FR 2562732 B1 FR2562732 B1 FR 2562732B1 FR 8405703 A FR8405703 A FR 8405703A FR 8405703 A FR8405703 A FR 8405703A FR 2562732 B1 FR2562732 B1 FR 2562732B1
Authority
FR
France
Prior art keywords
tetrapolar
current transformer
protective apparatus
electric protective
neutral protection
Prior art date
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
FR8405703A
Other languages
French (fr)
Other versions
FR2562732A1 (en
Inventor
Bernard Boichot-Castagne
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.)
Merlin Gerin SA
Original Assignee
Merlin Gerin SA
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 Merlin Gerin SA filed Critical Merlin Gerin SA
Priority to FR8405703A priority Critical patent/FR2562732B1/en
Publication of FR2562732A1 publication Critical patent/FR2562732A1/en
Application granted granted Critical
Publication of FR2562732B1 publication Critical patent/FR2562732B1/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H1/00—Details of emergency protective circuit arrangements
    • H02H1/0007—Details of emergency protective circuit arrangements concerning the detecting means
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H1/00—Details of emergency protective circuit arrangements
    • H02H1/0038—Details of emergency protective circuit arrangements concerning the connection of the detecting means, e.g. for reducing their number
    • 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
FR8405703A 1984-04-09 1984-04-09 CURRENT TRANSFORMER FOR THE NEUTRAL PROTECTION OF A TETRAPOLAR ELECTRIC PROTECTIVE APPARATUS Expired FR2562732B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8405703A FR2562732B1 (en) 1984-04-09 1984-04-09 CURRENT TRANSFORMER FOR THE NEUTRAL PROTECTION OF A TETRAPOLAR ELECTRIC PROTECTIVE APPARATUS

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8405703A FR2562732B1 (en) 1984-04-09 1984-04-09 CURRENT TRANSFORMER FOR THE NEUTRAL PROTECTION OF A TETRAPOLAR ELECTRIC PROTECTIVE APPARATUS

Publications (2)

Publication Number Publication Date
FR2562732A1 FR2562732A1 (en) 1985-10-11
FR2562732B1 true FR2562732B1 (en) 1989-04-14

Family

ID=9303056

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8405703A Expired FR2562732B1 (en) 1984-04-09 1984-04-09 CURRENT TRANSFORMER FOR THE NEUTRAL PROTECTION OF A TETRAPOLAR ELECTRIC PROTECTIVE APPARATUS

Country Status (1)

Country Link
FR (1) FR2562732B1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3045926B1 (en) * 2015-12-22 2017-12-22 Schneider Electric Ind Sas TRANSFORMER FOR ENABLING THE POWER SUPPLY OF A PROCESSING DEVICE IN AN ELECTRICAL PROTECTION APPARATUS, AND APPARATUS COMPRISING SUCH A TRANSFORMER

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3723818A (en) * 1971-10-05 1973-03-27 Ite Imperial Corp Direct acting overcurrent system for high voltage circuit breakers
GB2000400A (en) * 1977-06-23 1979-01-04 Matthews G Overload protection circuit
US4219859A (en) * 1979-01-11 1980-08-26 Rte Corporation Multiple range inverse time overcurrent relay
FR2530089A1 (en) * 1982-07-12 1984-01-13 Merlin Gerin ANALOGUE ELECTRONIC SENSOR FOR CIRCUIT BREAKER AGAINST OVERCURRENT OF AN ALTERNATING CURRENT NETWORK

Also Published As

Publication number Publication date
FR2562732A1 (en) 1985-10-11

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Legal Events

Date Code Title Description
ST Notification of lapse