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JPS5420348A - Discharge accident detecting device for enclosed electric apparatus - Google Patents

Discharge accident detecting device for enclosed electric apparatus

Info

Publication number
JPS5420348A
JPS5420348A JP8543377A JP8543377A JPS5420348A JP S5420348 A JPS5420348 A JP S5420348A JP 8543377 A JP8543377 A JP 8543377A JP 8543377 A JP8543377 A JP 8543377A JP S5420348 A JPS5420348 A JP S5420348A
Authority
JP
Japan
Prior art keywords
detecting device
electric apparatus
discharge accident
enclosed electric
accident detecting
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
JP8543377A
Other languages
Japanese (ja)
Inventor
Yoshiaki Ida
Yoshio Hirayama
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric 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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to JP8543377A priority Critical patent/JPS5420348A/en
Publication of JPS5420348A publication Critical patent/JPS5420348A/en
Pending legal-status Critical Current

Links

Landscapes

  • Gas-Insulated Switchgears (AREA)

Abstract

PURPOSE: To positively detect a discharge accident from the outside of a container, by providing a photoelectric converter element within the enclosing container and operating an indicator by an output thereof.
COPYRIGHT: (C)1979,JPO&Japio
JP8543377A 1977-07-15 1977-07-15 Discharge accident detecting device for enclosed electric apparatus Pending JPS5420348A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8543377A JPS5420348A (en) 1977-07-15 1977-07-15 Discharge accident detecting device for enclosed electric apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8543377A JPS5420348A (en) 1977-07-15 1977-07-15 Discharge accident detecting device for enclosed electric apparatus

Publications (1)

Publication Number Publication Date
JPS5420348A true JPS5420348A (en) 1979-02-15

Family

ID=13858702

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8543377A Pending JPS5420348A (en) 1977-07-15 1977-07-15 Discharge accident detecting device for enclosed electric apparatus

Country Status (1)

Country Link
JP (1) JPS5420348A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0875972A1 (en) * 1997-04-16 1998-11-04 AEG Sachsenwerk GmbH Device for optical detection of arcing in switchgear

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49114753A (en) * 1973-03-08 1974-11-01

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49114753A (en) * 1973-03-08 1974-11-01

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0875972A1 (en) * 1997-04-16 1998-11-04 AEG Sachsenwerk GmbH Device for optical detection of arcing in switchgear
DE19715780B4 (en) * 1997-04-16 2009-10-08 Areva Sachsenwerk Gmbh Device for optical detection of arc fault in switching devices and systems

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