EP3171386A4 - Low-voltage circuit breaker with residual current tripping device - Google Patents

Low-voltage circuit breaker with residual current tripping device Download PDF

Info

Publication number
EP3171386A4
EP3171386A4 EP15822772.8A EP15822772A EP3171386A4 EP 3171386 A4 EP3171386 A4 EP 3171386A4 EP 15822772 A EP15822772 A EP 15822772A EP 3171386 A4 EP3171386 A4 EP 3171386A4
Authority
EP
European Patent Office
Prior art keywords
low
circuit breaker
voltage circuit
residual current
tripping device
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
EP15822772.8A
Other languages
German (de)
French (fr)
Other versions
EP3171386A1 (en
Inventor
Changqing ZHOU
Liying Yu
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
Chint Group Corp
Original Assignee
Zhejiang Chint Electrics Co Ltd
Chint Group Corp
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, Chint Group Corp filed Critical Zhejiang Chint Electrics Co Ltd
Publication of EP3171386A1 publication Critical patent/EP3171386A1/en
Publication of EP3171386A4 publication Critical patent/EP3171386A4/en
Pending legal-status Critical Current

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
    • H01H83/20—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
    • H01H71/10—Operating or release 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
    • H01H71/1009—Interconnected mechanisms
    • H01H71/1027—Interconnected mechanisms comprising a bidirectional connecting member actuated by the opening movement of one pole to trip a neighbour pole
    • 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
    • H01H71/128—Manual release or trip mechanisms, e.g. for test purposes
    • 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
    • H01H2071/1036—Interconnected mechanisms having provisions for four or more poles
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H89/00—Combinations of two or more different basic types of electric switches, relays, selectors and emergency protective devices, not covered by any single one of the other main groups of this subclass
    • H01H2089/005—Multi-purpose combinations, e.g. LS/DI, LS/FI, of normal protective circuit breakers with known other forms of protection, e.g. earthfaults, differential, unbalance
    • 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
    • H01H71/14—Electrothermal mechanisms
    • H01H71/16—Electrothermal mechanisms with bimetal element
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Breakers (AREA)
EP15822772.8A 2014-07-17 2015-01-28 Low-voltage circuit breaker with residual current tripping device Pending EP3171386A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201410341490.1A CN104134589B (en) 2014-07-17 2014-07-17 A kind of low-voltage circuit breaker with residual current trip gear
PCT/CN2015/071743 WO2016008297A1 (en) 2014-07-17 2015-01-28 Low-voltage circuit breaker with residual current tripping device

Publications (2)

Publication Number Publication Date
EP3171386A1 EP3171386A1 (en) 2017-05-24
EP3171386A4 true EP3171386A4 (en) 2018-04-25

Family

ID=51807229

Family Applications (1)

Application Number Title Priority Date Filing Date
EP15822772.8A Pending EP3171386A4 (en) 2014-07-17 2015-01-28 Low-voltage circuit breaker with residual current tripping device

Country Status (5)

Country Link
EP (1) EP3171386A4 (en)
KR (1) KR101968181B1 (en)
CN (1) CN104134589B (en)
AU (1) AU2015291699B2 (en)
WO (1) WO2016008297A1 (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104134589B (en) * 2014-07-17 2016-01-20 正泰集团股份有限公司 A kind of low-voltage circuit breaker with residual current trip gear
CN105702537B (en) * 2016-04-14 2017-12-01 乐清市智顺电气有限公司 Electric protective device
CN110033997B (en) * 2019-04-26 2023-12-12 珠海康恒电子设备有限公司 Low-voltage circuit breaker production line and process thereof
CN111463081A (en) * 2020-03-31 2020-07-28 浙江零壹智能电器研究院有限公司 Miniature circuit breaker locking and tripping system and method
CN112133610B (en) * 2020-09-16 2023-01-31 华翔翔能科技股份有限公司 Intelligent circuit breaker with visualization function
CN112290548A (en) * 2020-11-06 2021-01-29 国网湖南省电力有限公司 Automatic switching-on and switching-off device of distribution transformer for agricultural distribution network alternating current ice melting
CN112531642B (en) * 2020-12-02 2023-04-07 真兰电气(上海)有限公司 Residual current protection circuit and residual current protection device
WO2022226817A1 (en) * 2021-04-28 2022-11-03 浙江沃斯托电气有限公司 Residual current operated circuit breaker
CN116504595A (en) * 2022-01-21 2023-07-28 浙江正泰电器股份有限公司 Circuit breaker

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69931989T2 (en) * 1998-04-03 2007-03-01 Legrand France Multipolar differential switch

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2559616B1 (en) * 1984-02-14 1986-05-30 Merlin Gerin AUXILIARY BLOCK FOR REMOTE CONTROL OF AN ELECTRIC CIRCUIT BREAKER
IN170416B (en) * 1987-05-11 1992-03-21 Merlin Gerin
FR2720548B1 (en) * 1994-05-31 1996-08-30 Legrand Sa Differential release device.
FR2723251B1 (en) * 1994-07-29 1996-09-13 Schneider Electric Sa MULTIPOLAR DIFFERENTIAL CIRCUIT BREAKER
US6137069A (en) * 1994-08-18 2000-10-24 General Electric Company Circuit breaker handle interlock
DE102004004840B4 (en) * 2004-01-30 2006-05-11 Siemens Ag Protection switching device with residual current release
CN2752948Y (en) * 2004-08-25 2006-01-18 陈志贤 Small type circuit breaker operating mechanism
JP4700547B2 (en) * 2006-04-19 2011-06-15 パナソニック電工電路株式会社 Circuit breaker
CN101604601B (en) * 2009-06-05 2012-10-03 上海诺雅克电气有限公司 Quick trip breaker with function of pneumatic actuation trip
CN102243957B (en) * 2010-05-13 2013-11-27 上海电器股份有限公司人民电器厂 Moulded case circuit breaker with residual current protection
CN201845722U (en) * 2010-11-17 2011-05-25 常熟开关制造有限公司(原常熟开关厂） Low-voltage circuit breaker with composite tripping function
CN202142482U (en) * 2011-03-09 2012-02-08 上海电科电器科技有限公司 Electric leakage tripping mechanism
JP2013069464A (en) * 2011-09-21 2013-04-18 Panasonic Eco Solutions Switchgear Devices Co Ltd Circuit breaker
ITMI20120884A1 (en) * 2012-05-22 2013-11-23 Gewiss Spa DIFFERENTIAL SWITCH WITH AUTOTEST DEVICE
CN203038874U (en) * 2012-12-28 2013-07-03 常熟开关制造有限公司(原常熟开关厂） Circuit breaker
CN204029739U (en) * 2014-07-17 2014-12-17 正泰集团股份有限公司 A kind of low-voltage circuit breaker with residual current trip gear
CN104134589B (en) * 2014-07-17 2016-01-20 正泰集团股份有限公司 A kind of low-voltage circuit breaker with residual current trip gear

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69931989T2 (en) * 1998-04-03 2007-03-01 Legrand France Multipolar differential switch

Also Published As

Publication number Publication date
AU2015291699A1 (en) 2017-03-09
CN104134589B (en) 2016-01-20
EP3171386A1 (en) 2017-05-24
KR101968181B1 (en) 2019-04-12
AU2015291699B2 (en) 2017-11-02
WO2016008297A1 (en) 2016-01-21
CN104134589A (en) 2014-11-05
KR20170040261A (en) 2017-04-12

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