JPS5258837A - Protective relay - Google Patents

Protective relay

Info

Publication number
JPS5258837A
JPS5258837A JP13485675A JP13485675A JPS5258837A JP S5258837 A JPS5258837 A JP S5258837A JP 13485675 A JP13485675 A JP 13485675A JP 13485675 A JP13485675 A JP 13485675A JP S5258837 A JPS5258837 A JP S5258837A
Authority
JP
Japan
Prior art keywords
protective relay
harmonic
detector
additionally providing
waves caused
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
JP13485675A
Other languages
Japanese (ja)
Inventor
Sunao Suzuki
Genzaburo Kotani
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 JP13485675A priority Critical patent/JPS5258837A/en
Publication of JPS5258837A publication Critical patent/JPS5258837A/en
Pending legal-status Critical Current

Links

Landscapes

  • Protection Of Transformers (AREA)
  • Emergency Protection Circuit Devices (AREA)

Abstract

PURPOSE: To prevent misoperation due to harmonic waves caused to a protective relay having a harmonic wave detector by additionally providing a failure detector of the system.
COPYRIGHT: (C)1977,JPO&Japio
JP13485675A 1975-11-10 1975-11-10 Protective relay Pending JPS5258837A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13485675A JPS5258837A (en) 1975-11-10 1975-11-10 Protective relay

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13485675A JPS5258837A (en) 1975-11-10 1975-11-10 Protective relay

Publications (1)

Publication Number Publication Date
JPS5258837A true JPS5258837A (en) 1977-05-14

Family

ID=15138057

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13485675A Pending JPS5258837A (en) 1975-11-10 1975-11-10 Protective relay

Country Status (1)

Country Link
JP (1) JPS5258837A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5534867A (en) * 1978-09-01 1980-03-11 Mitsubishi Electric Corp Protecting relay

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50135548A (en) * 1974-04-17 1975-10-27

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50135548A (en) * 1974-04-17 1975-10-27

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5534867A (en) * 1978-09-01 1980-03-11 Mitsubishi Electric Corp Protecting relay

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