EP4386802A4 - VACUUM CIRCUIT BREAKER - Google Patents

VACUUM CIRCUIT BREAKER

Info

Publication number
EP4386802A4
EP4386802A4 EP22855620.5A EP22855620A EP4386802A4 EP 4386802 A4 EP4386802 A4 EP 4386802A4 EP 22855620 A EP22855620 A EP 22855620A EP 4386802 A4 EP4386802 A4 EP 4386802A4
Authority
EP
European Patent Office
Prior art keywords
circuit breaker
vacuum circuit
vacuum
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
EP22855620.5A
Other languages
German (de)
French (fr)
Other versions
EP4386802A1 (en
Inventor
Huaxia Zhang
Rong Zheng
Jianhua Chen
Xingwei Li
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 EP4386802A1 publication Critical patent/EP4386802A1/en
Publication of EP4386802A4 publication Critical patent/EP4386802A4/en
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
    • H01H33/66—Vacuum switches
    • H01H33/666—Operating arrangements
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/0015—Means for testing or for inspecting contacts, e.g. wear indicator
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/50—Means for increasing contact pressure, preventing vibration of contacts, holding contacts together after engagement, or biasing contacts to the open position
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
    • H01H33/66—Vacuum switches
    • H01H33/6606—Terminal arrangements
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/50—Means for increasing contact pressure, preventing vibration of contacts, holding contacts together after engagement, or biasing contacts to the open position
    • H01H1/502—Means for increasing contact pressure, preventing vibration of contacts, holding contacts together after engagement, or biasing contacts to the open position the action of the contact pressure spring becoming active only after engagement of the contacts
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H11/00—Apparatus or processes specially adapted for the manufacture of electric switches
    • H01H11/0062—Testing or measuring non-electrical properties of switches, e.g. contact velocity
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
    • H01H33/66—Vacuum switches
    • H01H33/662—Housings or protective screens
    • H01H33/66207—Specific housing details, e.g. sealing, soldering or brazing
    • H01H2033/6623—Details relating to the encasing or the outside layers of the vacuum switch housings
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
    • H01H33/66—Vacuum switches
    • H01H33/666—Operating arrangements
    • H01H2033/6665—Details concerning the mounting or supporting of the individual vacuum bottles
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
    • H01H33/66—Vacuum switches
    • H01H33/666—Operating arrangements
    • H01H2033/6667—Details concerning lever type driving rod arrangements
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/02—Details
    • H01H33/027—Integrated apparatus for measuring current or voltage
EP22855620.5A 2021-08-09 2022-08-09 VACUUM CIRCUIT BREAKER Pending EP4386802A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202121842548.2U CN215988571U (en) 2021-08-09 2021-08-09 vacuum circuit breaker
PCT/IB2022/057417 WO2023017416A1 (en) 2021-08-09 2022-08-09 Vacuum circuit breaker

Publications (2)

Publication Number Publication Date
EP4386802A1 EP4386802A1 (en) 2024-06-19
EP4386802A4 true EP4386802A4 (en) 2025-08-13

Family

ID=80514239

Family Applications (1)

Application Number Title Priority Date Filing Date
EP22855620.5A Pending EP4386802A4 (en) 2021-08-09 2022-08-09 VACUUM CIRCUIT BREAKER

Country Status (3)

Country Link
EP (1) EP4386802A4 (en)
CN (1) CN215988571U (en)
WO (1) WO2023017416A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN215988577U (en) * 2021-08-09 2022-03-08 伊顿电气有限公司 Contact support assemblies, vacuum interrupter assemblies and vacuum circuit breakers
CN215988571U (en) * 2021-08-09 2022-03-08 伊顿电气有限公司 vacuum circuit breaker
CN117393368B (en) * 2023-11-17 2025-07-08 广东电网有限责任公司广州供电局 Contact pulling device

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201966123U (en) * 2011-01-31 2011-09-07 常熟开关制造有限公司(原常熟开关厂） Vacuum universal-type circuit breaker with boosting device
CN101159204B (en) * 2006-10-06 2012-10-03 Abb股份公司 A low-voltage circuit breaker with sealed interchangeable poles.
CN105374622A (en) * 2015-12-23 2016-03-02 戴顿（重庆）高压开关有限公司 Insulating pull rod, vacuum circuit breaker with insulating pull rod and method for monitoring wearing capacity of movable and static contacts of vacuum circuit breaker
US20160099118A1 (en) * 2014-10-06 2016-04-07 Eaton Corporation Electrical Interruption Apparatus With Wear Indicator
CN106128850A (en) * 2016-08-24 2016-11-16 厦门普力维电气科技有限公司 A kind of outdoor high-voltage pole or automatic circuit
WO2020171328A1 (en) * 2019-02-18 2020-08-27 엘에스일렉트릭(주) Contact point monitoring device for vacuum circuit breaker, and vacuum circuit breaker comprising same

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2839193A1 (en) * 2002-04-24 2003-10-31 Alstom Hybrid high voltage switch mechanism having dielectric gas filled/vacuum switch envelope with contact breakers connection mechanism connected.
CN201242971Y (en) * 2008-04-24 2009-05-20 南京因泰莱配电自动化设备有限公司 Vacuum circuit breaker on 24kV outdoor column
CN111276361B (en) * 2020-03-25 2024-08-13 江苏东源电器集团股份有限公司 Indoor vacuum circuit breaker and method
CN112259409A (en) * 2020-09-17 2021-01-22 平高集团有限公司 Vacuum arc extinguish chamber, vacuum circuit breaker and switching-on and switching-off control method of vacuum circuit breaker
CN213277930U (en) * 2020-11-04 2021-05-25 浙江常有电气有限公司 Environment-friendly gas-insulated circuit breaker
CN215988571U (en) * 2021-08-09 2022-03-08 伊顿电气有限公司 vacuum circuit breaker

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101159204B (en) * 2006-10-06 2012-10-03 Abb股份公司 A low-voltage circuit breaker with sealed interchangeable poles.
CN201966123U (en) * 2011-01-31 2011-09-07 常熟开关制造有限公司(原常熟开关厂） Vacuum universal-type circuit breaker with boosting device
US20160099118A1 (en) * 2014-10-06 2016-04-07 Eaton Corporation Electrical Interruption Apparatus With Wear Indicator
CN105374622A (en) * 2015-12-23 2016-03-02 戴顿（重庆）高压开关有限公司 Insulating pull rod, vacuum circuit breaker with insulating pull rod and method for monitoring wearing capacity of movable and static contacts of vacuum circuit breaker
CN106128850A (en) * 2016-08-24 2016-11-16 厦门普力维电气科技有限公司 A kind of outdoor high-voltage pole or automatic circuit
WO2020171328A1 (en) * 2019-02-18 2020-08-27 엘에스일렉트릭(주) Contact point monitoring device for vacuum circuit breaker, and vacuum circuit breaker comprising same

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2023017416A1 *

Also Published As

Publication number Publication date
WO2023017416A1 (en) 2023-02-16
CN215988571U (en) 2022-03-08
EP4386802A1 (en) 2024-06-19

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Effective date: 20250711

RIC1 Information provided on ipc code assigned before grant

Ipc: H01H 33/66 20060101AFI20250707BHEP

Ipc: H01H 1/00 20060101ALI20250707BHEP

Ipc: H01H 1/50 20060101ALI20250707BHEP

Ipc: H01H 33/666 20060101ALI20250707BHEP

Ipc: H01H 33/02 20060101ALN20250707BHEP

Ipc: H01H 33/662 20060101ALN20250707BHEP

Ipc: H01H 11/00 20060101ALN20250707BHEP