EP4089709A4 - OPERATING MECHANISM OF AN ELECTROMAGNETIC RESIDUAL CURRENT CIRCUIT BREAKER WITH 2P2 MODULE PROVIDED WITH OVERCURRENT PROTECTION - Google Patents

OPERATING MECHANISM OF AN ELECTROMAGNETIC RESIDUAL CURRENT CIRCUIT BREAKER WITH 2P2 MODULE PROVIDED WITH OVERCURRENT PROTECTION Download PDF

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Publication number
EP4089709A4
EP4089709A4 EP21844625.0A EP21844625A EP4089709A4 EP 4089709 A4 EP4089709 A4 EP 4089709A4 EP 21844625 A EP21844625 A EP 21844625A EP 4089709 A4 EP4089709 A4 EP 4089709A4
Authority
EP
European Patent Office
Prior art keywords
circuit breaker
operating mechanism
current circuit
overcurrent protection
residual current
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.)
Granted
Application number
EP21844625.0A
Other languages
German (de)
French (fr)
Other versions
EP4089709B1 (en
EP4089709C0 (en
EP4089709A1 (en
Inventor
Feng Liu
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.)
Etman Electric Changzhou Co Ltd
Original Assignee
Etman Electric Changzhou Co 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 Etman Electric Changzhou Co Ltd filed Critical Etman Electric Changzhou Co Ltd
Publication of EP4089709A1 publication Critical patent/EP4089709A1/en
Publication of EP4089709A4 publication Critical patent/EP4089709A4/en
Application granted granted Critical
Publication of EP4089709B1 publication Critical patent/EP4089709B1/en
Publication of EP4089709C0 publication Critical patent/EP4089709C0/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
    • 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
    • H01H71/526—Manual reset mechanisms which may be also used for manual release actuated by lever the lever forming a toggle linkage with a second lever, the free end of which is directly and releasably engageable with a contact structure
    • 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
    • H01H71/1009—Interconnected 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
    • H01H71/505—Latching devices between operating and release mechanism
    • 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
    • H01H2071/508—Latching devices between operating and release mechanism with serial latches, e.g. primary latch latched by secondary latch for requiring a smaller trip force
EP21844625.0A 2021-03-31 2021-08-27 Operating mechanism of 2p2 modulus electromagnetic residual current circuit breaker with overcurrent protection Active EP4089709B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202110350635.4A CN112967912A (en) 2021-03-31 2021-03-31 Operating mechanism of 2P2 modulus electromagnetic type leakage protection circuit breaker
PCT/CN2021/114977 WO2022205757A1 (en) 2021-03-31 2021-08-27 Operating mechanism of 2p2 modulus electromagnetic residual current circuit breaker with overcurrent protection

Publications (4)

Publication Number Publication Date
EP4089709A1 EP4089709A1 (en) 2022-11-16
EP4089709A4 true EP4089709A4 (en) 2023-10-18
EP4089709B1 EP4089709B1 (en) 2024-07-31
EP4089709C0 EP4089709C0 (en) 2024-07-31

Family

ID=76280660

Family Applications (1)

Application Number Title Priority Date Filing Date
EP21844625.0A Active EP4089709B1 (en) 2021-03-31 2021-08-27 Operating mechanism of 2p2 modulus electromagnetic residual current circuit breaker with overcurrent protection

Country Status (3)

Country Link
EP (1) EP4089709B1 (en)
CN (1) CN112967912A (en)
WO (1) WO2022205757A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112967912A (en) * 2021-03-31 2021-06-15 英特曼电工（常州）有限公司 Operating mechanism of 2P2 modulus electromagnetic type leakage protection circuit breaker
GB2644353A (en) * 2024-09-30 2026-04-01 Eaton Intelligent Power Ltd Operating mechanism for a circuit breaker

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN204179039U (en) * 2014-11-06 2015-02-25 张森林 The quadric chain of circuit breaker
CN208157335U (en) * 2018-05-03 2018-11-27 首瑞（天津）电气设备有限公司 A kind of operating mechanism and breaker of breaker
CN111293009A (en) * 2020-03-27 2020-06-16 北京明日电器设备有限责任公司 A single-phase double-pole small leakage circuit breaker operating mechanism

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6614334B1 (en) * 2002-06-27 2003-09-02 Eaton Corporation Circuit breaker including two circuit breaker mechanisms and an operating handle
CN202434448U (en) * 2012-01-06 2012-09-12 浙江鼎威科技有限公司 Small-volume 1P+N electric-leakage circuit breaker
CN205140895U (en) * 2015-09-22 2016-04-06 浙江正泰电器股份有限公司 Circuit breaker
CN106783423B (en) * 2017-01-13 2018-08-07 乐清市也为电气有限公司 A kind of operating mechanism of electric switch
CN212365897U (en) * 2020-07-24 2021-01-15 上海良信电器股份有限公司 Tripping mechanism and circuit breaker
CN112951665A (en) * 2021-03-31 2021-06-11 英特曼电工（常州）有限公司 2P2 modulus electromagnetic type earth leakage protection circuit breaker
CN112967912A (en) * 2021-03-31 2021-06-15 英特曼电工（常州）有限公司 Operating mechanism of 2P2 modulus electromagnetic type leakage protection circuit breaker
CN214542094U (en) * 2021-03-31 2021-10-29 英特曼电工（常州）有限公司 An operating mechanism of a 2P2 analog-digital electromagnetic leakage protection circuit breaker

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN204179039U (en) * 2014-11-06 2015-02-25 张森林 The quadric chain of circuit breaker
CN208157335U (en) * 2018-05-03 2018-11-27 首瑞（天津）电气设备有限公司 A kind of operating mechanism and breaker of breaker
CN111293009A (en) * 2020-03-27 2020-06-16 北京明日电器设备有限责任公司 A single-phase double-pole small leakage circuit breaker operating mechanism

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2022205757A1 *

Also Published As

Publication number Publication date
EP4089709B1 (en) 2024-07-31
WO2022205757A1 (en) 2022-10-06
CN112967912A (en) 2021-06-15
EP4089709C0 (en) 2024-07-31
EP4089709A1 (en) 2022-11-16

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