JPH0574284B2 - - Google Patents

Info

Publication number
JPH0574284B2
JPH0574284B2 JP59121812A JP12181284A JPH0574284B2 JP H0574284 B2 JPH0574284 B2 JP H0574284B2 JP 59121812 A JP59121812 A JP 59121812A JP 12181284 A JP12181284 A JP 12181284A JP H0574284 B2 JPH0574284 B2 JP H0574284B2
Authority
JP
Japan
Prior art keywords
gas
gas pressure
insulated switchgear
monitoring device
changes
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.)
Expired - Lifetime
Application number
JP59121812A
Other languages
English (en)
Japanese (ja)
Other versions
JPS614407A (ja
Inventor
Kazumago Nishimura
Masaki Murashita
Isao Nishida
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Ltd filed Critical Hitachi Ltd
Priority to JP59121812A priority Critical patent/JPS614407A/ja
Publication of JPS614407A publication Critical patent/JPS614407A/ja
Publication of JPH0574284B2 publication Critical patent/JPH0574284B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Testing Relating To Insulation (AREA)
  • Gas-Insulated Switchgears (AREA)
JP59121812A 1984-06-15 1984-06-15 ガス絶縁開閉装置のガス監視装置 Granted JPS614407A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP59121812A JPS614407A (ja) 1984-06-15 1984-06-15 ガス絶縁開閉装置のガス監視装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59121812A JPS614407A (ja) 1984-06-15 1984-06-15 ガス絶縁開閉装置のガス監視装置

Publications (2)

Publication Number Publication Date
JPS614407A JPS614407A (ja) 1986-01-10
JPH0574284B2 true JPH0574284B2 (cg-RX-API-DMAC7.html) 1993-10-18

Family

ID=14820536

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59121812A Granted JPS614407A (ja) 1984-06-15 1984-06-15 ガス絶縁開閉装置のガス監視装置

Country Status (1)

Country Link
JP (1) JPS614407A (cg-RX-API-DMAC7.html)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0691687B2 (ja) * 1986-07-21 1994-11-14 株式会社東芝 ガス絶縁開閉装置用ガス圧力監視装置
JPH0787670B2 (ja) * 1989-01-25 1995-09-20 三菱電機株式会社 ガス絶縁機器のガス圧力異常検出装置

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5074744A (en) * 1973-11-07 1975-06-19 Mitsubishi Electric Corp Fault detection apparatus for electric equipment
JPS5556411A (en) * 1978-10-20 1980-04-25 Hitachi Ltd Preventive diagnozing device for power electric equipment
JPS56123733A (en) * 1980-03-05 1981-09-29 Hitachi Ltd Internal accident detector in oillimmersed electric device
JPS5866520A (ja) * 1981-10-14 1983-04-20 株式会社東芝 ガス絶縁機器のガス圧力監視装置

Also Published As

Publication number Publication date
JPS614407A (ja) 1986-01-10

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term