EP4546391A3 - Appareil de protection d'une installation électrique en courant alternatif - Google Patents

Appareil de protection d'une installation électrique en courant alternatif

Info

Publication number
EP4546391A3
EP4546391A3 EP25163085.1A EP25163085A EP4546391A3 EP 4546391 A3 EP4546391 A3 EP 4546391A3 EP 25163085 A EP25163085 A EP 25163085A EP 4546391 A3 EP4546391 A3 EP 4546391A3
Authority
EP
European Patent Office
Prior art keywords
protecting
intensity
alternating current
electrical installation
effective value
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.)
Pending
Application number
EP25163085.1A
Other languages
German (de)
English (en)
Other versions
EP4546391A2 (fr
Inventor
Benjamin Leclercq
Dany MASSE
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.)
Legrand SNC
Legrand France SA
Original Assignee
Legrand SNC
Legrand France 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 Legrand SNC, Legrand France SA filed Critical Legrand SNC
Publication of EP4546391A2 publication Critical patent/EP4546391A2/fr
Publication of EP4546391A3 publication Critical patent/EP4546391A3/fr
Pending legal-status Critical Current

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
    • H01H71/04—Means for indicating condition of the switching device
    • 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
    • H01H71/125—Automatic release mechanisms with or without manual release using a solid-state trip unit characterised by sensing elements, e.g. current transformers
    • 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
    • H01H71/24—Electromagnetic mechanisms
    • H01H71/2463—Electromagnetic mechanisms with plunger type armatures
    • 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
    • H01H71/24—Electromagnetic mechanisms
    • H01H71/2481—Electromagnetic mechanisms characterised by the coil design
    • 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
    • H01H71/74—Means for adjusting the conditions under which the device will function to provide protection
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H73/00—Protective overload circuit-breaking switches in which excess current opens the contacts by automatic release of mechanical energy stored by previous operation of a hand reset mechanism
    • H01H73/60—Protective overload circuit-breaking switches in which excess current opens the contacts by automatic release of mechanical energy stored by previous operation of a hand reset mechanism cartridge type, e.g. screw-in cartridge
    • H01H73/64—Protective overload circuit-breaking switches in which excess current opens the contacts by automatic release of mechanical energy stored by previous operation of a hand reset mechanism cartridge type, e.g. screw-in cartridge having only electromagnetic release

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Relay Circuits (AREA)
  • Breakers (AREA)

Abstract

Appareil de protection d'une installation électrique en courant alternatif pourvu d'un organe compact comportant une bobine de déclenchement magnétique et une bobine de relais de déclenchement et d'un circuit électronique relié à la bobine de relais de déclenchement, caractérisé en ce que ledit circuit électronique comporte un ensemble de détermination de la valeur efficace de l'intensité du courant circulant dans ladite bobine de déclenchement magnétique à partir du signal présent aux extrémités de ladite bobine de relais de déclenchement, mis en œuvre par un convertisseur (71) analogique-numérique, par une unité de calcul (72) et par une interface (70), ladite unité de calcul (72) étant configurée pour produire des valeurs numériques représentatives de la valeur efficace de l'intensité du courant, étant reliée à un organe de communication (96) et configurée pour communiquer audit organe de communication (96) lesdites valeurs numériques représentatives de la valeur efficace de l'intensité du courant.
EP25163085.1A 2019-10-16 2020-10-16 Appareil de protection d'une installation électrique en courant alternatif Pending EP4546391A3 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1911518A FR3102293B1 (fr) 2019-10-16 2019-10-16 Appareil de protection d’une installation électrique en courant alternatif
EP20202252.1A EP3809441B1 (fr) 2019-10-16 2020-10-16 Appareil de protection d'une installation électrique en courant alternatif

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
EP20202252.1A Division EP3809441B1 (fr) 2019-10-16 2020-10-16 Appareil de protection d'une installation électrique en courant alternatif

Publications (2)

Publication Number Publication Date
EP4546391A2 EP4546391A2 (fr) 2025-04-30
EP4546391A3 true EP4546391A3 (fr) 2025-07-23

Family

ID=69375507

Family Applications (2)

Application Number Title Priority Date Filing Date
EP25163085.1A Pending EP4546391A3 (fr) 2019-10-16 2020-10-16 Appareil de protection d'une installation électrique en courant alternatif
EP20202252.1A Active EP3809441B1 (fr) 2019-10-16 2020-10-16 Appareil de protection d'une installation électrique en courant alternatif

Family Applications After (1)

Application Number Title Priority Date Filing Date
EP20202252.1A Active EP3809441B1 (fr) 2019-10-16 2020-10-16 Appareil de protection d'une installation électrique en courant alternatif

Country Status (6)

Country Link
EP (2) EP4546391A3 (fr)
CN (1) CN112670943B (fr)
AU (1) AU2020256419B2 (fr)
ES (1) ES3033471T3 (fr)
FR (1) FR3102293B1 (fr)
PL (1) PL3809441T3 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2637358A (en) * 2024-01-19 2025-07-23 Eaton Intelligent Power Ltd Health monitoring of electromagnetic relay
WO2025153722A1 (fr) * 2024-01-19 2025-07-24 Eaton Intelligent Power Limited Surveillance de santé de relais électromagnétique

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3566189A (en) * 1969-03-18 1971-02-23 Airpax Electronics Circuit breaker with loosely coupled deenergizing means for high overload currents
US20010026428A1 (en) * 1999-12-28 2001-10-04 Angelo Polese Relay with overcurrent protection
US20090021879A1 (en) * 2007-07-17 2009-01-22 Rivers Jr Cecil Apparatus and method for fault current interruption
US20110242720A1 (en) * 2009-05-08 2011-10-06 Rockwell Automation Technologies, Inc. Magnetic core coupling in a current transformer with integrated magnetic actuator
FR3046289A1 (fr) * 2015-12-29 2017-06-30 Legrand France Appareil electrique de protection au format modulaire

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6538870B2 (en) * 2001-02-02 2003-03-25 Eaton Corporation Circuit breaker and electrical distribution panel employing the same
CN100517896C (zh) * 2006-07-24 2009-07-22 苏州松宝电气有限公司 接地故障断路器的控制电路
AT506092B1 (de) * 2008-08-13 2009-06-15 Siemens Ag Oesterreich Elektrische anlage
BR112017004343A2 (pt) * 2014-09-05 2017-12-05 Ethicon Llc fonte de alimentação modular com proteção contra sobrecorrente para dispositivo médico

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3566189A (en) * 1969-03-18 1971-02-23 Airpax Electronics Circuit breaker with loosely coupled deenergizing means for high overload currents
US20010026428A1 (en) * 1999-12-28 2001-10-04 Angelo Polese Relay with overcurrent protection
US20090021879A1 (en) * 2007-07-17 2009-01-22 Rivers Jr Cecil Apparatus and method for fault current interruption
US20110242720A1 (en) * 2009-05-08 2011-10-06 Rockwell Automation Technologies, Inc. Magnetic core coupling in a current transformer with integrated magnetic actuator
FR3046289A1 (fr) * 2015-12-29 2017-06-30 Legrand France Appareil electrique de protection au format modulaire
EP3188211A1 (fr) * 2015-12-29 2017-07-05 Legrand France Appareil électrique de protection au format modulaire

Also Published As

Publication number Publication date
FR3102293B1 (fr) 2021-11-12
AU2020256419B2 (en) 2025-04-17
PL3809441T3 (pl) 2025-08-04
AU2020256419A1 (en) 2021-05-06
EP3809441B1 (fr) 2025-04-02
ES3033471T3 (en) 2025-08-04
EP3809441A1 (fr) 2021-04-21
EP3809441C0 (fr) 2025-04-02
FR3102293A1 (fr) 2021-04-23
CN112670943A (zh) 2021-04-16
EP4546391A2 (fr) 2025-04-30
CN112670943B (zh) 2026-01-20

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