SG11201700759TA - Vacuum valve pressure diagnostic device or vacuum valve device - Google Patents

Vacuum valve pressure diagnostic device or vacuum valve device

Info

Publication number
SG11201700759TA
SG11201700759TA SG11201700759TA SG11201700759TA SG11201700759TA SG 11201700759T A SG11201700759T A SG 11201700759TA SG 11201700759T A SG11201700759T A SG 11201700759TA SG 11201700759T A SG11201700759T A SG 11201700759TA SG 11201700759T A SG11201700759T A SG 11201700759TA
Authority
SG
Singapore
Prior art keywords
vacuum valve
pressure diagnostic
diagnostic device
valve pressure
vacuum
Prior art date
Application number
SG11201700759TA
Inventor
Kazuhiro Satou
Ayumu Morita
Hajime Urai
Kenji Tsuchiya
Original Assignee
Hitachi Industry Equipment Systems 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 Hitachi Industry Equipment Systems Co Ltd filed Critical Hitachi Industry Equipment Systems Co Ltd
Publication of SG11201700759TA publication Critical patent/SG11201700759TA/en

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
    • H01H33/668—Means for obtaining or monitoring the vacuum
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/327—Testing of circuit interrupters, switches or circuit-breakers
    • G01R31/3271—Testing of circuit interrupters, switches or circuit-breakers of high voltage or medium voltage devices
    • G01R31/3272—Apparatus, systems or circuits therefor
    • G01R31/3274—Details related to measuring, e.g. sensing, displaying or computing; Measuring of variables related to the contact pieces, e.g. wear, position or resistance

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)
SG11201700759TA 2014-09-01 2015-03-13 Vacuum valve pressure diagnostic device or vacuum valve device SG11201700759TA (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2014176717A JP6397700B2 (en) 2014-09-01 2014-09-01 Vacuum valve pressure diagnostic device or vacuum valve device
PCT/JP2015/057405 WO2016035365A1 (en) 2014-09-01 2015-03-13 Vacuum valve pressure diagnostic device or vacuum valve device

Publications (1)

Publication Number Publication Date
SG11201700759TA true SG11201700759TA (en) 2017-03-30

Family

ID=55439440

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11201700759TA SG11201700759TA (en) 2014-09-01 2015-03-13 Vacuum valve pressure diagnostic device or vacuum valve device

Country Status (5)

Country Link
EP (1) EP3190601A4 (en)
JP (1) JP6397700B2 (en)
CN (1) CN106796853B (en)
SG (1) SG11201700759TA (en)
WO (1) WO2016035365A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102566366B1 (en) * 2021-12-26 2023-08-10 이인표 Vacuum interrupter monitoring device and the monitoring method using it
CN117310401B (en) * 2023-09-08 2024-05-03 钧罡(宁波)金属精密部件有限公司 Electrical component detection device and method

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE410067B (en) * 1974-04-02 1979-09-17 Siemens Ag DEVICE FOR DETECTING LACK OF OPERATION FOR VACUUM BREAKING CHAMBER
JPS5553840U (en) * 1978-10-06 1980-04-11
AU555075B2 (en) * 1981-01-19 1986-09-11 Westinghouse Electric Corporation Vacuum monitoring device on vacuum switch
JPS58133236U (en) * 1982-03-04 1983-09-08 株式会社明電舎 Vacuum cutter
JPS6119020A (en) * 1984-07-06 1986-01-27 株式会社日立製作所 Vacuum deterioration detector of power breaker
JPS61263015A (en) * 1985-05-16 1986-11-21 株式会社明電舎 Vacuum drop detector for vacuum interrupter
JPS62116265A (en) * 1985-11-15 1987-05-27 Sumitomo Electric Ind Ltd Voltage detector
JP2537898B2 (en) * 1987-08-31 1996-09-25 松下電器産業株式会社 Voltage divider
JPH01122530A (en) * 1987-11-06 1989-05-15 Mitsubishi Electric Corp Breaking performance deterioration predicting device for vacuum breaker
JP3168751B2 (en) * 1992-04-02 2001-05-21 富士電機株式会社 Method and apparatus for detecting vacuum leak of vacuum valve
JP4169024B2 (en) * 2005-09-13 2008-10-22 株式会社日立製作所 Vacuum switchgear
US7499255B2 (en) * 2006-01-31 2009-03-03 Thomas & Betts International, Inc. Vacuum-type electrical switching apparatus

Also Published As

Publication number Publication date
EP3190601A1 (en) 2017-07-12
CN106796853B (en) 2018-09-18
WO2016035365A1 (en) 2016-03-10
JP2016051618A (en) 2016-04-11
JP6397700B2 (en) 2018-09-26
EP3190601A4 (en) 2018-06-06
CN106796853A (en) 2017-05-31

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