JPS547504A - Insulation supervisory equipment - Google Patents

Insulation supervisory equipment

Info

Publication number
JPS547504A
JPS547504A JP7294377A JP7294377A JPS547504A JP S547504 A JPS547504 A JP S547504A JP 7294377 A JP7294377 A JP 7294377A JP 7294377 A JP7294377 A JP 7294377A JP S547504 A JPS547504 A JP S547504A
Authority
JP
Japan
Prior art keywords
supervisory equipment
insulation
insulation supervisory
rectifier
trip
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.)
Pending
Application number
JP7294377A
Other languages
Japanese (ja)
Inventor
Kenichi Sato
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.)
Toshiba Corp
Original Assignee
Toshiba Corp
Tokyo Shibaura 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 Toshiba Corp, Tokyo Shibaura Electric Co Ltd filed Critical Toshiba Corp
Priority to JP7294377A priority Critical patent/JPS547504A/en
Publication of JPS547504A publication Critical patent/JPS547504A/en
Pending legal-status Critical Current

Links

Landscapes

  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
  • Dc Machiner (AREA)

Abstract

PURPOSE: To detect the dielectric breakdown strength and ground fault between each strand and alarm or trip by setting up two pairs of measuring brushes between the electrically symmetric segments on the surface of the rectifier of a DC machine.
COPYRIGHT: (C)1979,JPO&Japio
JP7294377A 1977-06-20 1977-06-20 Insulation supervisory equipment Pending JPS547504A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7294377A JPS547504A (en) 1977-06-20 1977-06-20 Insulation supervisory equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7294377A JPS547504A (en) 1977-06-20 1977-06-20 Insulation supervisory equipment

Publications (1)

Publication Number Publication Date
JPS547504A true JPS547504A (en) 1979-01-20

Family

ID=13503955

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7294377A Pending JPS547504A (en) 1977-06-20 1977-06-20 Insulation supervisory equipment

Country Status (1)

Country Link
JP (1) JPS547504A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS609346A (en) * 1983-06-25 1985-01-18 Sumitomo Metal Ind Ltd Insulation-diagnosis during operation of dc rotary machine
JPH0232304U (en) * 1988-08-18 1990-02-28

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS609346A (en) * 1983-06-25 1985-01-18 Sumitomo Metal Ind Ltd Insulation-diagnosis during operation of dc rotary machine
JPH0232304U (en) * 1988-08-18 1990-02-28

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