JPS5725629A - Method of externally diagnozing malfunction of switching device - Google Patents

Method of externally diagnozing malfunction of switching device

Info

Publication number
JPS5725629A
JPS5725629A JP10035980A JP10035980A JPS5725629A JP S5725629 A JPS5725629 A JP S5725629A JP 10035980 A JP10035980 A JP 10035980A JP 10035980 A JP10035980 A JP 10035980A JP S5725629 A JPS5725629 A JP S5725629A
Authority
JP
Japan
Prior art keywords
diagnozing
malfunction
externally
switching device
switching
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
JP10035980A
Other languages
Japanese (ja)
Inventor
Toyofumi Yoshizawa
Shinichi Ikeda
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.)
Toshiba Corp
Original Assignee
Tokyo Shibaura Electric 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 Tokyo Shibaura Electric Co Ltd filed Critical Tokyo Shibaura Electric Co Ltd
Priority to JP10035980A priority Critical patent/JPS5725629A/en
Publication of JPS5725629A publication Critical patent/JPS5725629A/en
Pending legal-status Critical Current

Links

Landscapes

  • Arc-Extinguishing Devices That Are Switches (AREA)
JP10035980A 1980-07-22 1980-07-22 Method of externally diagnozing malfunction of switching device Pending JPS5725629A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10035980A JPS5725629A (en) 1980-07-22 1980-07-22 Method of externally diagnozing malfunction of switching device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10035980A JPS5725629A (en) 1980-07-22 1980-07-22 Method of externally diagnozing malfunction of switching device

Publications (1)

Publication Number Publication Date
JPS5725629A true JPS5725629A (en) 1982-02-10

Family

ID=14271881

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10035980A Pending JPS5725629A (en) 1980-07-22 1980-07-22 Method of externally diagnozing malfunction of switching device

Country Status (1)

Country Link
JP (1) JPS5725629A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01232626A (en) * 1988-03-14 1989-09-18 Hitachi Ltd Abnormal current supply sensing device for gas-insulated switching apparatus
US8882937B2 (en) 2009-02-26 2014-11-11 Federal-Mogul Burscheid Gmbh Steel material composition for producing piston rings and cylinder sleeves
JP2019184341A (en) * 2018-04-05 2019-10-24 東芝三菱電機産業システム株式会社 Power conversion system and breaker diagnosing device

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54139044A (en) * 1978-04-19 1979-10-29 Fuji Electric Co Ltd Preventive maintenance of circuit breaker

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54139044A (en) * 1978-04-19 1979-10-29 Fuji Electric Co Ltd Preventive maintenance of circuit breaker

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01232626A (en) * 1988-03-14 1989-09-18 Hitachi Ltd Abnormal current supply sensing device for gas-insulated switching apparatus
US8882937B2 (en) 2009-02-26 2014-11-11 Federal-Mogul Burscheid Gmbh Steel material composition for producing piston rings and cylinder sleeves
JP2019184341A (en) * 2018-04-05 2019-10-24 東芝三菱電機産業システム株式会社 Power conversion system and breaker diagnosing device

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