JPS543244A - Abnormality detector in electric machinery and apparatus - Google Patents

Abnormality detector in electric machinery and apparatus

Info

Publication number
JPS543244A
JPS543244A JP6821377A JP6821377A JPS543244A JP S543244 A JPS543244 A JP S543244A JP 6821377 A JP6821377 A JP 6821377A JP 6821377 A JP6821377 A JP 6821377A JP S543244 A JPS543244 A JP S543244A
Authority
JP
Japan
Prior art keywords
abnormality detector
electric machinery
resistance value
abnormality
checking
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.)
Granted
Application number
JP6821377A
Other languages
Japanese (ja)
Other versions
JPS5738091B2 (en
Inventor
Takeo Yoshioka
Toshihiro Suzuki
Masuo Asakawa
Shoji Tanda
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 JP6821377A priority Critical patent/JPS543244A/en
Publication of JPS543244A publication Critical patent/JPS543244A/en
Publication of JPS5738091B2 publication Critical patent/JPS5738091B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Testing Relating To Insulation (AREA)
  • Housings And Mounting Of Transformers (AREA)

Abstract

PURPOSE: To immediately and high precisely detect an abnormality by checking the resistance value change of a detection element whose electric resistance value changes reacting to the cracked gas of insulating media.
COPYRIGHT: (C)1979,JPO&Japio
JP6821377A 1977-06-08 1977-06-08 Abnormality detector in electric machinery and apparatus Granted JPS543244A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6821377A JPS543244A (en) 1977-06-08 1977-06-08 Abnormality detector in electric machinery and apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6821377A JPS543244A (en) 1977-06-08 1977-06-08 Abnormality detector in electric machinery and apparatus

Publications (2)

Publication Number Publication Date
JPS543244A true JPS543244A (en) 1979-01-11
JPS5738091B2 JPS5738091B2 (en) 1982-08-13

Family

ID=13367282

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6821377A Granted JPS543244A (en) 1977-06-08 1977-06-08 Abnormality detector in electric machinery and apparatus

Country Status (1)

Country Link
JP (1) JPS543244A (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50129938A (en) * 1974-03-30 1975-10-14

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50129938A (en) * 1974-03-30 1975-10-14

Also Published As

Publication number Publication date
JPS5738091B2 (en) 1982-08-13

Similar Documents

Publication Publication Date Title
JPS5221883A (en) Temperature measuring apparatus
JPS543244A (en) Abnormality detector in electric machinery and apparatus
JPS51132886A (en) Device for monitoring for abnormalities in oil-filled equipment
JPS5366168A (en) Detection method for wire disconnection
JPS5278087A (en) Moisture detection method in power cable conductor
JPS5433793A (en) Moisture content detector of gas insulated electric device
JPS571203A (en) Monitor device for abnormality of oil-filled electric apparatus
JPS52120348A (en) Apparatus for surveying anomalous wiring
JPS543238A (en) Discharge fault position sensor in electric machinery and apparatus
JPS5217081A (en) Cable abnormal point detecting apparatus
JPS524895A (en) Gas detector
JPS5312375A (en) Hygrometer
JPS51143396A (en) Composite type of a gas sensing element for detecting a special kind o f reducible gas selectively
JPS5256996A (en) Inflammable gas detecting element
JPS53135375A (en) Liquid metal leakage detector
JPS52129591A (en) Analytical apparatus
JPS5441793A (en) Leakage tester
JPS52129590A (en) Analytical apparatus
JPS5434040A (en) Failure detecting device for electric apparatus
JPS51140681A (en) Leakage detection device
JPS5245955A (en) Method for measuring characteristics of round test piece without any c ontact
JPS542185A (en) Leakage detector of corrosive gas
JPS5333342A (en) Discharge detector for electrical equipment
JPS5376082A (en) Insulation resistance measuring apparatus
JPS5369598A (en) Thermal type fire alarm unit