EP4089710C0 - 2p2m fehlerstrom-schutzschalter mit elektromagnetischen überstrom schutz - Google Patents

2p2m fehlerstrom-schutzschalter mit elektromagnetischen überstrom schutz

Info

Publication number
EP4089710C0
EP4089710C0 EP21844614.4A EP21844614A EP4089710C0 EP 4089710 C0 EP4089710 C0 EP 4089710C0 EP 21844614 A EP21844614 A EP 21844614A EP 4089710 C0 EP4089710 C0 EP 4089710C0
Authority
EP
European Patent Office
Prior art keywords
circuit breaker
current circuit
electromagnetic residual
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.)
Active
Application number
EP21844614.4A
Other languages
English (en)
French (fr)
Other versions
EP4089710A1 (de
EP4089710B1 (de
EP4089710A4 (de
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 EP4089710A1 publication Critical patent/EP4089710A1/de
Publication of EP4089710A4 publication Critical patent/EP4089710A4/de
Application granted granted Critical
Publication of EP4089710B1 publication Critical patent/EP4089710B1/de
Publication of EP4089710C0 publication Critical patent/EP4089710C0/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
    • H01H83/14—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
    • H01H83/00—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current
    • H01H83/02—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by earth fault currents
    • H01H83/04—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by earth fault currents with testing means for indicating the ability of the switch or relay to function properly
    • H01H2083/045—Auxiliary switch opening testing circuit in synchronism with the main circuit

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Breakers (AREA)
EP21844614.4A 2021-03-31 2021-08-27 2p2m fehlerstrom-schutzschalter mit elektromagnetischen überstrom schutz Active EP4089710B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202120662133.0U CN214542079U (zh) 2021-03-31 2021-03-31 一种2p2模数电磁式漏电保护断路器的漏电保护装置
PCT/CN2021/114979 WO2022205759A1 (zh) 2021-03-31 2021-08-27 一种2p2模数电磁式漏电保护断路器的漏电保护装置

Publications (4)

Publication Number Publication Date
EP4089710A1 EP4089710A1 (de) 2022-11-16
EP4089710A4 EP4089710A4 (de) 2022-11-16
EP4089710B1 EP4089710B1 (de) 2023-10-18
EP4089710C0 true EP4089710C0 (de) 2023-10-18

Family

ID=78265736

Family Applications (1)

Application Number Title Priority Date Filing Date
EP21844614.4A Active EP4089710B1 (de) 2021-03-31 2021-08-27 2p2m fehlerstrom-schutzschalter mit elektromagnetischen überstrom schutz

Country Status (3)

Country Link
EP (1) EP4089710B1 (de)
CN (1) CN214542079U (de)
WO (1) WO2022205759A1 (de)

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3120065A1 (de) * 1981-05-20 1982-12-23 Hettich Hetal Werke Moebelscharnier
AT384907B (de) * 1985-12-02 1988-01-25 Felten & Guilleaume Ag Oester Fehlerstrom- und leitungsschutzschalter
TWI426189B (zh) * 2010-10-19 2014-02-11 First Dome Corp And has a light thrust and high elastic force of the relative displacement device
WO2014167603A1 (ja) * 2013-04-11 2014-10-16 パナソニック 株式会社 動作表示機構、回路遮断器、複合遮断器、及び表示部材
CN203787366U (zh) * 2013-12-04 2014-08-20 浙江正泰电器股份有限公司 漏电断路器
CN207165502U (zh) * 2017-09-08 2018-03-30 乐清市也为电气有限公司 一种漏电断路器
CN207264994U (zh) * 2017-10-16 2018-04-20 浙江凯发电气有限公司 一种小型漏电断路器的试验按钮装置
CN209544274U (zh) * 2018-11-30 2019-10-25 浙江正泰电器股份有限公司 断路器
CN111128616A (zh) * 2020-01-07 2020-05-08 上海电器科学研究所（集团）有限公司 一种小型断路器的操作机构
CN111640628B (zh) * 2020-05-21 2022-07-12 温州金旭电气有限公司 一种微型漏电断路器
CN112951665A (zh) * 2021-03-31 2021-06-11 英特曼电工（常州）有限公司 一种2p2模数电磁式漏电保护断路器

Also Published As

Publication number Publication date
EP4089710A1 (de) 2022-11-16
EP4089710B1 (de) 2023-10-18
CN214542079U (zh) 2021-10-29
EP4089710A4 (de) 2022-11-16
WO2022205759A1 (zh) 2022-10-06

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