EP4064318C0 - Elektrische schutzvorrichtung - Google Patents

Elektrische schutzvorrichtung

Info

Publication number
EP4064318C0
EP4064318C0 EP22164376.0A EP22164376A EP4064318C0 EP 4064318 C0 EP4064318 C0 EP 4064318C0 EP 22164376 A EP22164376 A EP 22164376A EP 4064318 C0 EP4064318 C0 EP 4064318C0
Authority
EP
European Patent Office
Prior art keywords
protection device
electrical protection
electrical
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.)
Active
Application number
EP22164376.0A
Other languages
English (en)
French (fr)
Other versions
EP4064318A1 (de
EP4064318B1 (de
Inventor
Claude Burnot
Bernard Lebeau
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
Publication of EP4064318A1 publication Critical patent/EP4064318A1/de
Application granted granted Critical
Publication of EP4064318C0 publication Critical patent/EP4064318C0/de
Publication of EP4064318B1 publication Critical patent/EP4064318B1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • H01H83/20—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by excess current as well as by some other abnormal electrical condition
    • H01H83/22—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by excess current as well as by some other abnormal electrical condition the other condition being imbalance of two or more currents or voltages
    • H01H83/226—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by excess current as well as by some other abnormal electrical condition the other condition being imbalance of two or more currents or voltages with differential transformer
    • 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
    • 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
    • H01H71/1054—Means for avoiding unauthorised release
    • 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
    • H01H71/04—Means for indicating condition of the switching device
    • H01H2071/044—Monitoring, detection or measuring systems to establish the end of life of the switching device, can also contain other on-line monitoring systems, e.g. for detecting mechanical failures
    • 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
    • H01H71/1072—Release mechanisms which are reset by opening movement of contacts
    • 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
    • H01H71/50—Manual reset mechanisms which may be also used for manual release
    • H01H71/505—Latching devices between operating and release mechanism

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Power Engineering (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Breakers (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
EP22164376.0A 2021-03-26 2022-03-25 Elektrische schutzvorrichtung Active EP4064318B1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR2103122A FR3121271B1 (fr) 2021-03-26 2021-03-26 Dispositif de protection électrique

Publications (3)

Publication Number Publication Date
EP4064318A1 EP4064318A1 (de) 2022-09-28
EP4064318C0 true EP4064318C0 (de) 2023-12-27
EP4064318B1 EP4064318B1 (de) 2023-12-27

Family

ID=75539662

Family Applications (1)

Application Number Title Priority Date Filing Date
EP22164376.0A Active EP4064318B1 (de) 2021-03-26 2022-03-25 Elektrische schutzvorrichtung

Country Status (4)

Country Link
EP (1) EP4064318B1 (de)
CN (1) CN115132538A (de)
AU (1) AU2022201979A1 (de)
FR (1) FR3121271B1 (de)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2609209B1 (fr) * 1986-12-29 1994-05-20 Merlin Et Gerin Interrupteur differentiel bipolaire a indicateur de defaut
FR2720548B1 (fr) * 1994-05-31 1996-08-30 Legrand Sa Dispositif de déclenchement différentiel.
US6897747B2 (en) * 2002-05-10 2005-05-24 Joseph T. Brandon Circuit breaker

Also Published As

Publication number Publication date
CN115132538A (zh) 2022-09-30
FR3121271A1 (fr) 2022-09-30
EP4064318A1 (de) 2022-09-28
AU2022201979A1 (en) 2022-10-13
EP4064318B1 (de) 2023-12-27
FR3121271B1 (fr) 2023-03-31

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