FR2811805B1 - DIFFERENTIAL ELECTRICAL PROTECTION APPARATUS - Google Patents

DIFFERENTIAL ELECTRICAL PROTECTION APPARATUS

Info

Publication number
FR2811805B1
FR2811805B1 FR0009214A FR0009214A FR2811805B1 FR 2811805 B1 FR2811805 B1 FR 2811805B1 FR 0009214 A FR0009214 A FR 0009214A FR 0009214 A FR0009214 A FR 0009214A FR 2811805 B1 FR2811805 B1 FR 2811805B1
Authority
FR
France
Prior art keywords
protection apparatus
electrical protection
differential electrical
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
FR0009214A
Other languages
French (fr)
Other versions
FR2811805A1 (en
Inventor
Bernard Lebeau
Nadine Serrano
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.)
Schneider Electric Industries SAS
Original Assignee
Schneider Electric Industries SAS
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 Schneider Electric Industries SAS filed Critical Schneider Electric Industries SAS
Priority to FR0009214A priority Critical patent/FR2811805B1/en
Priority to CN 01122419 priority patent/CN1227698C/en
Publication of FR2811805A1 publication Critical patent/FR2811805A1/en
Application granted granted Critical
Publication of FR2811805B1 publication Critical patent/FR2811805B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H83/00—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current
    • H01H83/14—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by imbalance of two or more currents or voltages, e.g. for differential protection
    • H01H83/144—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by imbalance of two or more currents or voltages, e.g. for differential protection with differential transformer
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
    • H01H71/10—Operating or release mechanisms
    • H01H71/12—Automatic release mechanisms with or without manual release
    • H01H71/123—Automatic release mechanisms with or without manual release using a solid-state trip unit

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Switch Cases, Indication, And Locking (AREA)
  • Breakers (AREA)
FR0009214A 2000-07-13 2000-07-13 DIFFERENTIAL ELECTRICAL PROTECTION APPARATUS Expired - Fee Related FR2811805B1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR0009214A FR2811805B1 (en) 2000-07-13 2000-07-13 DIFFERENTIAL ELECTRICAL PROTECTION APPARATUS
CN 01122419 CN1227698C (en) 2000-07-13 2001-07-03 Differential electric protective equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0009214A FR2811805B1 (en) 2000-07-13 2000-07-13 DIFFERENTIAL ELECTRICAL PROTECTION APPARATUS

Publications (2)

Publication Number Publication Date
FR2811805A1 FR2811805A1 (en) 2002-01-18
FR2811805B1 true FR2811805B1 (en) 2002-08-30

Family

ID=8852478

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0009214A Expired - Fee Related FR2811805B1 (en) 2000-07-13 2000-07-13 DIFFERENTIAL ELECTRICAL PROTECTION APPARATUS

Country Status (2)

Country Link
CN (1) CN1227698C (en)
FR (1) FR2811805B1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4893358B2 (en) * 2007-02-19 2012-03-07 富士電機機器制御株式会社 Earth leakage trip device for earth leakage breaker
US7800468B2 (en) * 2007-03-28 2010-09-21 Eaton Corporation Electrical switching apparatus, and accessory module and strain relief mechanism therefor
FR3029350B1 (en) * 2014-12-01 2016-12-23 Hager-Electro Sas DEVICE FOR DIFFERENTIAL PROTECTION
CN105185664A (en) * 2015-08-05 2015-12-23 浙江凯发电气股份有限公司 Connecting device of residual-current circuit breaker

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2701335B1 (en) * 1993-02-09 1995-04-14 Merlin Gerin Differential protection block with testable functional sub-assembly.
FR2752479B1 (en) * 1996-08-13 1998-09-25 Schneider Electric Sa ELECTRONIC DIFFERENTIAL CIRCUIT BREAKER

Also Published As

Publication number Publication date
CN1333543A (en) 2002-01-30
CN1227698C (en) 2005-11-16
FR2811805A1 (en) 2002-01-18

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Legal Events

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Year of fee payment: 17

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Effective date: 20200305