JPH043614B2 - - Google Patents

Info

Publication number
JPH043614B2
JPH043614B2 JP10488185A JP10488185A JPH043614B2 JP H043614 B2 JPH043614 B2 JP H043614B2 JP 10488185 A JP10488185 A JP 10488185A JP 10488185 A JP10488185 A JP 10488185A JP H043614 B2 JPH043614 B2 JP H043614B2
Authority
JP
Japan
Prior art keywords
vacuum
degree
voltage
waveform
decrease
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
JP10488185A
Other languages
English (en)
Japanese (ja)
Other versions
JPS61263015A (ja
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 filed Critical
Priority to JP10488185A priority Critical patent/JPS61263015A/ja
Publication of JPS61263015A publication Critical patent/JPS61263015A/ja
Publication of JPH043614B2 publication Critical patent/JPH043614B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)
JP10488185A 1985-05-16 1985-05-16 真空インタラプタの真空度低下検出装置 Granted JPS61263015A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10488185A JPS61263015A (ja) 1985-05-16 1985-05-16 真空インタラプタの真空度低下検出装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10488185A JPS61263015A (ja) 1985-05-16 1985-05-16 真空インタラプタの真空度低下検出装置

Publications (2)

Publication Number Publication Date
JPS61263015A JPS61263015A (ja) 1986-11-21
JPH043614B2 true JPH043614B2 (https=) 1992-01-23

Family

ID=14392528

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10488185A Granted JPS61263015A (ja) 1985-05-16 1985-05-16 真空インタラプタの真空度低下検出装置

Country Status (1)

Country Link
JP (1) JPS61263015A (https=)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01122530A (ja) * 1987-11-06 1989-05-15 Mitsubishi Electric Corp 真空遮断器の遮断性能劣化予知装置
JP4686555B2 (ja) * 2008-01-09 2011-05-25 株式会社日立製作所 真空開閉装置
JP6119985B2 (ja) * 2013-07-05 2017-04-26 日新電機株式会社 真空バルブの真空度監視方法及び真空バルブの真空度監視装置
JP6397700B2 (ja) * 2014-09-01 2018-09-26 株式会社日立産機システム 真空バルブの圧力診断装置または真空バルブ装置

Also Published As

Publication number Publication date
JPS61263015A (ja) 1986-11-21

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