EP4009342A3 - Disjoncteur avec un ensemble de soufflage magnétique - Google Patents

Disjoncteur avec un ensemble de soufflage magnétique Download PDF

Info

Publication number
EP4009342A3
EP4009342A3 EP21207794.5A EP21207794A EP4009342A3 EP 4009342 A3 EP4009342 A3 EP 4009342A3 EP 21207794 A EP21207794 A EP 21207794A EP 4009342 A3 EP4009342 A3 EP 4009342A3
Authority
EP
European Patent Office
Prior art keywords
magnetization
chamber
circuit breaker
arc
arc extinguishing
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
EP21207794.5A
Other languages
German (de)
English (en)
Other versions
EP4009342A2 (fr
Inventor
Peixin SHI
Chuang CHEN
Rong Zheng
Xiaohu Zhu
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.)
Eaton Electrical Ltd
Original Assignee
Eaton Electrical Ltd
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 Eaton Electrical Ltd filed Critical Eaton Electrical Ltd
Publication of EP4009342A2 publication Critical patent/EP4009342A2/fr
Publication of EP4009342A3 publication Critical patent/EP4009342A3/fr
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/30—Means for extinguishing or preventing arc between current-carrying parts
    • H01H9/44—Means for extinguishing or preventing arc between current-carrying parts using blow-out magnet
    • H01H9/446—Means for extinguishing or preventing arc between current-carrying parts using blow-out magnet using magnetisable elements associated with the contacts
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/12—Contacts characterised by the manner in which co-operating contacts engage
    • H01H1/14—Contacts characterised by the manner in which co-operating contacts engage by abutting
    • H01H1/22—Contacts characterised by the manner in which co-operating contacts engage by abutting with rigid pivoted member carrying the moving contact
    • H01H1/221—Contacts characterised by the manner in which co-operating contacts engage by abutting with rigid pivoted member carrying the moving contact and a contact pressure spring acting between the pivoted member and a supporting member
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H77/00—Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting
    • H01H77/02—Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting in which the excess current itself provides the energy for opening the contacts, and having a separate reset mechanism
    • H01H77/10—Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting in which the excess current itself provides the energy for opening the contacts, and having a separate reset mechanism with electrodynamic opening
    • H01H77/107—Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting in which the excess current itself provides the energy for opening the contacts, and having a separate reset mechanism with electrodynamic opening characterised by the blow-off force generating means, e.g. current loops
    • H01H77/108—Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting in which the excess current itself provides the energy for opening the contacts, and having a separate reset mechanism with electrodynamic opening characterised by the blow-off force generating means, e.g. current loops comprising magnetisable elements, e.g. flux concentrator, linear slot motor
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/30—Means for extinguishing or preventing arc between current-carrying parts
    • H01H9/302—Means for extinguishing or preventing arc between current-carrying parts wherein arc-extinguishing gas is evolved from stationary parts
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/30—Means for extinguishing or preventing arc between current-carrying parts
    • H01H9/34—Stationary parts for restricting or subdividing the arc, e.g. barrier plate
    • H01H9/346—Details concerning the arc formation chamber

Landscapes

  • Arc-Extinguishing Devices That Are Switches (AREA)
EP21207794.5A 2020-11-12 2021-11-11 Disjoncteur avec un ensemble de soufflage magnétique Pending EP4009342A3 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202022604920.8U CN213781970U (zh) 2020-11-12 2020-11-12 断路器

Publications (2)

Publication Number Publication Date
EP4009342A2 EP4009342A2 (fr) 2022-06-08
EP4009342A3 true EP4009342A3 (fr) 2022-08-31

Family

ID=76915305

Family Applications (1)

Application Number Title Priority Date Filing Date
EP21207794.5A Pending EP4009342A3 (fr) 2020-11-12 2021-11-11 Disjoncteur avec un ensemble de soufflage magnétique

Country Status (2)

Country Link
EP (1) EP4009342A3 (fr)
CN (1) CN213781970U (fr)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1906430A1 (fr) * 2006-09-28 2008-04-02 EATON Corporation Appareil de commutation électrique comprenant un moteur à fente à circuit magnétique ouvrant et procédé d'installation d'une ensemble de moteur à fente dans un interrupteur de circuit
EP2005459A1 (fr) * 2006-04-12 2008-12-24 Eaton Corporation Moteur a fentes et coupe-circuit le comprenant
WO2013130035A1 (fr) * 2012-02-27 2013-09-06 Siemens Aktiengesellschaft Moteur à fente, couvercle de moteur à fente, ensemble moteur à fente-plaque d'arc et procédés d'exploitation
US9704676B1 (en) * 2016-03-15 2017-07-11 Siemens Aktiengesellschaft Slot motor assembly and arc plate assembly combination
US10128069B1 (en) * 2017-07-18 2018-11-13 Eaton Intelligent Power Limited Electrical switching apparatus and debris barrier therefor

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2005459A1 (fr) * 2006-04-12 2008-12-24 Eaton Corporation Moteur a fentes et coupe-circuit le comprenant
EP1906430A1 (fr) * 2006-09-28 2008-04-02 EATON Corporation Appareil de commutation électrique comprenant un moteur à fente à circuit magnétique ouvrant et procédé d'installation d'une ensemble de moteur à fente dans un interrupteur de circuit
WO2013130035A1 (fr) * 2012-02-27 2013-09-06 Siemens Aktiengesellschaft Moteur à fente, couvercle de moteur à fente, ensemble moteur à fente-plaque d'arc et procédés d'exploitation
US9704676B1 (en) * 2016-03-15 2017-07-11 Siemens Aktiengesellschaft Slot motor assembly and arc plate assembly combination
US10128069B1 (en) * 2017-07-18 2018-11-13 Eaton Intelligent Power Limited Electrical switching apparatus and debris barrier therefor

Also Published As

Publication number Publication date
EP4009342A2 (fr) 2022-06-08
CN213781970U (zh) 2021-07-23

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