DE68909151T2 - Differentialschutz. - Google Patents

Differentialschutz.

Info

Publication number
DE68909151T2
DE68909151T2 DE1989609151 DE68909151T DE68909151T2 DE 68909151 T2 DE68909151 T2 DE 68909151T2 DE 1989609151 DE1989609151 DE 1989609151 DE 68909151 T DE68909151 T DE 68909151T DE 68909151 T2 DE68909151 T2 DE 68909151T2
Authority
DE
Germany
Prior art keywords
differential protection
differential
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 - Fee Related
Application number
DE1989609151
Other languages
English (en)
Other versions
DE68909151D1 (de
Inventor
Marc Paupert
Michel Bonniau
Jean Leroy
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
Application granted granted Critical
Publication of DE68909151D1 publication Critical patent/DE68909151D1/de
Publication of DE68909151T2 publication Critical patent/DE68909151T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H02H3/26—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
    • H02H3/332—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 responsive to dc component in the fault current

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Protection Of Transformers (AREA)
  • Protection Of Generators And Motors (AREA)
DE1989609151 1988-08-05 1989-07-21 Differentialschutz. Expired - Fee Related DE68909151T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8810717A FR2635235B1 (fr) 1988-08-05 1988-08-05 Dispositif de protection differentielle

Publications (2)

Publication Number Publication Date
DE68909151D1 DE68909151D1 (de) 1993-10-21
DE68909151T2 true DE68909151T2 (de) 1994-04-07

Family

ID=9369220

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1989609151 Expired - Fee Related DE68909151T2 (de) 1988-08-05 1989-07-21 Differentialschutz.

Country Status (4)

Country Link
EP (1) EP0356344B1 (de)
DE (1) DE68909151T2 (de)
ES (1) ES2046518T3 (de)
FR (1) FR2635235B1 (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE9418595U1 (de) * 1994-11-21 1996-03-21 Siemens Ag Fehlerstromschutzschalter mit einem Summenstromwandler
DE102018204047A1 (de) * 2018-03-16 2019-09-19 Siemens Aktiengesellschaft Fehlerstromschutzeinheit

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5229725A (en) * 1992-04-07 1993-07-20 Moore Products Co. Electrical fault detector in remote systems using a saturable core
DE10215019B4 (de) * 2002-04-05 2007-05-16 Doepke Schaltgeraete Gmbh & Co Vorrichtung zum Erfassen von elektrischen Differenzströmen
JP6220748B2 (ja) * 2014-07-28 2017-10-25 光商工株式会社 直流漏洩電流検出装置
FR3050081B1 (fr) * 2016-04-12 2018-03-23 Schneider Electric Industries Sas Dispositif de detection d'un courant de defaut

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1365154A (fr) * 1963-08-05 1964-06-26 Baldwin & Francis Ltd Perfectionnements aux dispositifs de protection contre les fuites et défauts à la terre
CH607057A5 (de) * 1975-03-03 1978-11-30 Bbc Brown Boveri & Cie
US4276510A (en) * 1979-05-16 1981-06-30 General Electric Company Apparatus for sensing current transformer primary current as a function of differential core inductance

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE9418595U1 (de) * 1994-11-21 1996-03-21 Siemens Ag Fehlerstromschutzschalter mit einem Summenstromwandler
DE102018204047A1 (de) * 2018-03-16 2019-09-19 Siemens Aktiengesellschaft Fehlerstromschutzeinheit

Also Published As

Publication number Publication date
ES2046518T3 (es) 1994-02-01
EP0356344B1 (de) 1993-09-15
DE68909151D1 (de) 1993-10-21
EP0356344A2 (de) 1990-02-28
FR2635235B1 (fr) 1995-03-31
EP0356344A3 (en) 1990-03-07
FR2635235A1 (fr) 1990-02-09

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee