JPS6111054B2 - - Google Patents

Info

Publication number
JPS6111054B2
JPS6111054B2 JP54054168A JP5416879A JPS6111054B2 JP S6111054 B2 JPS6111054 B2 JP S6111054B2 JP 54054168 A JP54054168 A JP 54054168A JP 5416879 A JP5416879 A JP 5416879A JP S6111054 B2 JPS6111054 B2 JP S6111054B2
Authority
JP
Japan
Prior art keywords
pressure
time
oil
determination
calculates
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
Application number
JP54054168A
Other languages
English (en)
Japanese (ja)
Other versions
JPS55147917A (en
Inventor
Koyo Ootani
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 JP5416879A priority Critical patent/JPS55147917A/ja
Publication of JPS55147917A publication Critical patent/JPS55147917A/ja
Publication of JPS6111054B2 publication Critical patent/JPS6111054B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Protection Of Transformers (AREA)
  • Protection Of Static Devices (AREA)
  • Housings And Mounting Of Transformers (AREA)
JP5416879A 1979-05-04 1979-05-04 Oillfilled electric equipment Granted JPS55147917A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5416879A JPS55147917A (en) 1979-05-04 1979-05-04 Oillfilled electric equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5416879A JPS55147917A (en) 1979-05-04 1979-05-04 Oillfilled electric equipment

Publications (2)

Publication Number Publication Date
JPS55147917A JPS55147917A (en) 1980-11-18
JPS6111054B2 true JPS6111054B2 (de) 1986-04-01

Family

ID=12963005

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5416879A Granted JPS55147917A (en) 1979-05-04 1979-05-04 Oillfilled electric equipment

Country Status (1)

Country Link
JP (1) JPS55147917A (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0195505A (ja) * 1987-10-07 1989-04-13 Toshiba Corp 負荷時タップ切換装置
JP3846519B2 (ja) * 1997-11-14 2006-11-15 三菱電機株式会社 油入電気機器の監視装置
PL1949392T3 (pl) * 2005-11-16 2012-03-30 Ctr Mfg Industries Limited Sposób i urządzenie zapobiegania i ochrony elektrycznego transformatora przed wybuchem oraz pożarem

Also Published As

Publication number Publication date
JPS55147917A (en) 1980-11-18

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