JPS5372149A - Protective relay - Google Patents

Protective relay

Info

Publication number
JPS5372149A
JPS5372149A JP14808776A JP14808776A JPS5372149A JP S5372149 A JPS5372149 A JP S5372149A JP 14808776 A JP14808776 A JP 14808776A JP 14808776 A JP14808776 A JP 14808776A JP S5372149 A JPS5372149 A JP S5372149A
Authority
JP
Japan
Prior art keywords
protective relay
earth
power transmission
mistrip
transformer
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
JP14808776A
Other languages
Japanese (ja)
Other versions
JPS5821489B2 (en
Inventor
Harunori Fujita
Yasuaki Miyake
Akira Yamashita
Hiroshi Ueda
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.)
Hokkaido Electric Power Co Inc
Mitsubishi Electric Corp
Original Assignee
Hokkaido Electric Power Co Inc
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 Hokkaido Electric Power Co Inc, Mitsubishi Electric Corp filed Critical Hokkaido Electric Power Co Inc
Priority to JP51148087A priority Critical patent/JPS5821489B2/en
Publication of JPS5372149A publication Critical patent/JPS5372149A/en
Publication of JPS5821489B2 publication Critical patent/JPS5821489B2/en
Expired legal-status Critical Current

Links

Landscapes

  • Emergency Protection Circuit Devices (AREA)

Abstract

PURPOSE: To prevent a circuit breaker, for power transmission and distribution line with an earth transformer provided, from operating a mistrip caused by an earth fault taking place in power transmission line without an earth transformer.
COPYRIGHT: (C)1978,JPO&Japio
JP51148087A 1976-12-09 1976-12-09 Protective relay device Expired JPS5821489B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP51148087A JPS5821489B2 (en) 1976-12-09 1976-12-09 Protective relay device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP51148087A JPS5821489B2 (en) 1976-12-09 1976-12-09 Protective relay device

Publications (2)

Publication Number Publication Date
JPS5372149A true JPS5372149A (en) 1978-06-27
JPS5821489B2 JPS5821489B2 (en) 1983-04-30

Family

ID=15444931

Family Applications (1)

Application Number Title Priority Date Filing Date
JP51148087A Expired JPS5821489B2 (en) 1976-12-09 1976-12-09 Protective relay device

Country Status (1)

Country Link
JP (1) JPS5821489B2 (en)

Also Published As

Publication number Publication date
JPS5821489B2 (en) 1983-04-30

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