JPS526925A - Device to indicate the transformer status with its life forecast - Google Patents

Device to indicate the transformer status with its life forecast

Info

Publication number
JPS526925A
JPS526925A JP50083076A JP8307675A JPS526925A JP S526925 A JPS526925 A JP S526925A JP 50083076 A JP50083076 A JP 50083076A JP 8307675 A JP8307675 A JP 8307675A JP S526925 A JPS526925 A JP S526925A
Authority
JP
Japan
Prior art keywords
indicate
transformer
life forecast
transformer status
life
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
JP50083076A
Other languages
Japanese (ja)
Other versions
JPS592866B2 (en
Inventor
Nobuyasu Yada
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.)
Sanyo Electric Co Ltd
Original Assignee
Sanyo Electric Co 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 Sanyo Electric Co Ltd filed Critical Sanyo Electric Co Ltd
Priority to JP50083076A priority Critical patent/JPS592866B2/en
Publication of JPS526925A publication Critical patent/JPS526925A/en
Publication of JPS592866B2 publication Critical patent/JPS592866B2/en
Expired legal-status Critical Current

Links

Landscapes

  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
  • Housings And Mounting Of Transformers (AREA)
  • Protection Of Transformers (AREA)
  • Control Of Electrical Variables (AREA)

Abstract

PURPOSE: To estimate the life of the oil filled transformer for an over load, by a method of sensing an oil temperatue of the transformer to convert into a voltage corresponding to the transformer service life, making an indication.
COPYRIGHT: (C)1977,JPO&Japio
JP50083076A 1975-07-04 1975-07-04 Hengatsukinountenjiyoutaiohiyoujishijiyumiyouoyosokusultamenosouchi Expired JPS592866B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50083076A JPS592866B2 (en) 1975-07-04 1975-07-04 Hengatsukinountenjiyoutaiohiyoujishijiyumiyouoyosokusultamenosouchi

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50083076A JPS592866B2 (en) 1975-07-04 1975-07-04 Hengatsukinountenjiyoutaiohiyoujishijiyumiyouoyosokusultamenosouchi

Publications (2)

Publication Number Publication Date
JPS526925A true JPS526925A (en) 1977-01-19
JPS592866B2 JPS592866B2 (en) 1984-01-20

Family

ID=13792075

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50083076A Expired JPS592866B2 (en) 1975-07-04 1975-07-04 Hengatsukinountenjiyoutaiohiyoujishijiyumiyouoyosokusultamenosouchi

Country Status (1)

Country Link
JP (1) JPS592866B2 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55163054U (en) * 1979-05-14 1980-11-22
JPS55157936A (en) * 1979-05-25 1980-12-09 Tokyo Shibaura Electric Co Transformer operation monitor control device
JPS5748209A (en) * 1980-09-05 1982-03-19 Hitachi Ltd Control method for operation of transformer

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5910684A (en) * 1982-07-12 1984-01-20 日産自動車株式会社 Full open lock apparatus in car slide door apparatus

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS499641A (en) * 1972-05-29 1974-01-28

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS499641A (en) * 1972-05-29 1974-01-28

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55163054U (en) * 1979-05-14 1980-11-22
JPS55157936A (en) * 1979-05-25 1980-12-09 Tokyo Shibaura Electric Co Transformer operation monitor control device
JPS5748209A (en) * 1980-09-05 1982-03-19 Hitachi Ltd Control method for operation of transformer

Also Published As

Publication number Publication date
JPS592866B2 (en) 1984-01-20

Similar Documents

Publication Publication Date Title
JPS5242158A (en) Device for measuring breaking time of relay
JPS526925A (en) Device to indicate the transformer status with its life forecast
JPS5321758A (en) Power supply for converter
JPS5336845A (en) Device for detecting elevator load
JPS52143856A (en) Diagnosing method of mechanical installations
JPS5228019A (en) Method of feeding oil into oil tank
JPS52105854A (en) Device for measuring wear of rope groove
JPS548248A (en) Magnetic thrust bearing
JPS5214896A (en) Lighting indicator
JPS5222965A (en) Frequency voltage converting device
JPS5393860A (en) Depressing mechanism of recording meter
JPS5363531A (en) Oil-immersed rectifier
JPS52156656A (en) System for measuring unbalanced subsidence of tank
JPS5239327A (en) Interface tester
JPS5318155A (en) Device for controlling group of elevators
JPS5421520A (en) Load protective circuit for switching regulator
JPS51136462A (en) Method and equipment for measurement of electric charge value of insulator contained in operating oil of transformer
JPS5241579A (en) Device for measuring of performance of lubricating oil
JPS52147999A (en) Burgular prevention device
JPS528872A (en) Maximum demand electric power indicator
JPS5345296A (en) Automatic vender
JPS5313750A (en) Elevator waiting time indicator
JPS5234163A (en) Manufacturing method of oil seal by contactless seal
JPS51140768A (en) Frequency-digital converting device
JPS51140646A (en) Indicator