EP4506979A4 - Schutzschalter - Google Patents

Schutzschalter

Info

Publication number
EP4506979A4
EP4506979A4 EP23819148.0A EP23819148A EP4506979A4 EP 4506979 A4 EP4506979 A4 EP 4506979A4 EP 23819148 A EP23819148 A EP 23819148A EP 4506979 A4 EP4506979 A4 EP 4506979A4
Authority
EP
European Patent Office
Prior art keywords
circuit breaker
breaker
circuit
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
EP23819148.0A
Other languages
English (en)
French (fr)
Other versions
EP4506979A1 (de
Inventor
Jun Zhu
Jianghua Shao
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.)
Zhejiang Chint Electrics Co Ltd
Original Assignee
Zhejiang Chint Electrics 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 Zhejiang Chint Electrics Co Ltd filed Critical Zhejiang Chint Electrics Co Ltd
Publication of EP4506979A1 publication Critical patent/EP4506979A1/de
Publication of EP4506979A4 publication Critical patent/EP4506979A4/de
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
    • H01H71/02—Housings; Casings; Bases; Mountings
    • 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
    • H01H71/02—Housings; Casings; Bases; Mountings
    • H01H71/0207—Mounting or assembling the different parts of the circuit breaker
    • 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
    • H01H71/02—Housings; Casings; Bases; Mountings
    • H01H71/0207—Mounting or assembling the different parts of the circuit breaker
    • H01H71/0228—Mounting or assembling the different parts of the circuit breaker having provisions for interchangeable or replaceable parts
    • 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
    • H01H71/08—Terminals; Connections
    • 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
    • H01H71/08—Terminals; Connections
    • H01H71/082—Connections between juxtaposed circuit breakers
    • 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
    • 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
    • H01H71/02—Housings; Casings; Bases; Mountings
    • H01H71/0207—Mounting or assembling the different parts of the circuit breaker
    • H01H2071/0242—Assembling parts of a circuit breaker by using snap mounting techniques
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Breakers (AREA)
EP23819148.0A 2022-06-10 2023-06-07 Schutzschalter Pending EP4506979A4 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202210653854.4A CN117253752A (zh) 2022-06-10 2022-06-10 断路器
PCT/CN2023/098829 WO2023236983A1 (zh) 2022-06-10 2023-06-07 断路器

Publications (2)

Publication Number Publication Date
EP4506979A1 EP4506979A1 (de) 2025-02-12
EP4506979A4 true EP4506979A4 (de) 2026-04-01

Family

ID=89117632

Family Applications (1)

Application Number Title Priority Date Filing Date
EP23819148.0A Pending EP4506979A4 (de) 2022-06-10 2023-06-07 Schutzschalter

Country Status (3)

Country Link
EP (1) EP4506979A4 (de)
CN (1) CN117253752A (de)
WO (1) WO2023236983A1 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN118866624B (zh) * 2024-09-24 2025-03-07 温州科誉电气有限公司 一种断路器
CN119049938B (zh) * 2024-11-04 2025-04-29 德力西电气有限公司 一种断路器装置
CN121237611B (zh) * 2025-12-02 2026-02-06 佳一电气有限公司 电能表外置断路器组件

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1535371A (en) * 1975-03-14 1978-12-13 Westinghouse Electric Corp Multi-pole groundfault circuit breaker
CN201725756U (zh) * 2010-06-30 2011-01-26 宏达电器集团有限公司 剩余电流断路器
CN212783319U (zh) * 2020-07-03 2021-03-23 浙江正泰电器股份有限公司 一种漏电极模块及剩余电流动作断路器

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4081703B2 (ja) * 1999-10-26 2008-04-30 富士電機機器制御株式会社 分岐回路遮断器の付加警報ユニット
DE102004005985A1 (de) * 2004-02-06 2005-09-08 Siemens Ag Fehlerstromschutzschaltvorrichtung
DE202014105758U1 (de) * 2014-11-28 2015-12-03 Abb Schweiz Ag Kombinierter Leitungs- und Fehlerstromschutzschalter
CN109524277B (zh) * 2018-11-16 2021-06-01 公牛集团股份有限公司 一种连接组件及组合式断路器
CN111128614B (zh) * 2020-01-11 2025-10-03 波普电气有限公司 一种转接模块

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1535371A (en) * 1975-03-14 1978-12-13 Westinghouse Electric Corp Multi-pole groundfault circuit breaker
CN201725756U (zh) * 2010-06-30 2011-01-26 宏达电器集团有限公司 剩余电流断路器
CN212783319U (zh) * 2020-07-03 2021-03-23 浙江正泰电器股份有限公司 一种漏电极模块及剩余电流动作断路器

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2023236983A1 *

Also Published As

Publication number Publication date
EP4506979A1 (de) 2025-02-12
CN117253752A (zh) 2023-12-19
WO2023236983A1 (zh) 2023-12-14

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Legal Events

Date Code Title Description
STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE

PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE

17P Request for examination filed

Effective date: 20241106

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC ME MK MT NL NO PL PT RO RS SE SI SK SM TR

DAX Request for extension of the european patent (deleted)
RAV Requested validation state of the european patent: fee paid

Extension state: MA

Effective date: 20241106

A4 Supplementary search report drawn up and despatched

Effective date: 20260227

RIC1 Information provided on ipc code assigned before grant

Ipc: H01H 71/02 20060101AFI20260223BHEP

Ipc: H01H 71/08 20060101ALI20260223BHEP

Ipc: H01H 83/22 20060101ALI20260223BHEP

Ipc: H01H 83/14 20060101ALN20260223BHEP