EP4404232C0 - ELECTRICAL PROTECTION DEVICE AND METHOD FOR RESETTING SUCH A DEVICE - Google Patents

ELECTRICAL PROTECTION DEVICE AND METHOD FOR RESETTING SUCH A DEVICE

Info

Publication number
EP4404232C0
EP4404232C0 EP24152021.2A EP24152021A EP4404232C0 EP 4404232 C0 EP4404232 C0 EP 4404232C0 EP 24152021 A EP24152021 A EP 24152021A EP 4404232 C0 EP4404232 C0 EP 4404232C0
Authority
EP
European Patent Office
Prior art keywords
resetting
electrical protection
protection device
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
EP24152021.2A
Other languages
German (de)
French (fr)
Other versions
EP4404232B1 (en
EP4404232A1 (en
Inventor
Claude Burnot
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 EP4404232A1 publication Critical patent/EP4404232A1/en
Application granted granted Critical
Publication of EP4404232B1 publication Critical patent/EP4404232B1/en
Publication of EP4404232C0 publication Critical patent/EP4404232C0/en
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
    • H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
    • H01H71/10—Operating or release mechanisms
    • 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
    • H01H71/52—Manual reset mechanisms which may be also used for manual release actuated by lever
    • H01H71/528—Manual reset mechanisms which may be also used for manual release actuated by lever comprising a toggle or collapsible link between handle and contact arm, e.g. sear pin mechanism
    • 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
    • H01H75/00—Protective overload circuit-breaking switches in which excess current opens the contacts by automatic release of mechanical energy stored by previous operation of power reset mechanism
    • H01H75/02—Details
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Breakers (AREA)
  • Switch Cases, Indication, And Locking (AREA)
EP24152021.2A 2023-01-17 2024-01-16 Electrical protection device and method for resetting such a device Active EP4404232B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR2300432A FR3145060A1 (en) 2023-01-17 2023-01-17 Electrical protection device and method of resetting such a device

Publications (3)

Publication Number Publication Date
EP4404232A1 EP4404232A1 (en) 2024-07-24
EP4404232B1 EP4404232B1 (en) 2025-07-23
EP4404232C0 true EP4404232C0 (en) 2025-07-23

Family

ID=85792343

Family Applications (1)

Application Number Title Priority Date Filing Date
EP24152021.2A Active EP4404232B1 (en) 2023-01-17 2024-01-16 Electrical protection device and method for resetting such a device

Country Status (6)

Country Link
US (1) US12308193B2 (en)
EP (1) EP4404232B1 (en)
CN (1) CN118366825A (en)
AU (1) AU2023285728A1 (en)
CA (1) CA3226342A1 (en)
FR (1) FR3145060A1 (en)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6897747B2 (en) * 2002-05-10 2005-05-24 Joseph T. Brandon Circuit breaker
FR3121272B1 (en) * 2021-03-26 2023-03-31 Schneider Electric Ind Sas Electrical protection device and electrical panel comprising such a protection device
FR3121271B1 (en) * 2021-03-26 2023-03-31 Schneider Electric Ind Sas Electrical protection device
FR3121270B1 (en) 2021-03-26 2024-02-02 Schneider Electric Ind Sas Electrical protection device

Also Published As

Publication number Publication date
EP4404232B1 (en) 2025-07-23
EP4404232A1 (en) 2024-07-24
CA3226342A1 (en) 2025-04-16
FR3145060A1 (en) 2024-07-19
CN118366825A (en) 2024-07-19
US20240242911A1 (en) 2024-07-18
US12308193B2 (en) 2025-05-20
AU2023285728A1 (en) 2024-08-01

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