JPS5239147A - Earth detecting system of distribution line - Google Patents

Earth detecting system of distribution line

Info

Publication number
JPS5239147A
JPS5239147A JP11468375A JP11468375A JPS5239147A JP S5239147 A JPS5239147 A JP S5239147A JP 11468375 A JP11468375 A JP 11468375A JP 11468375 A JP11468375 A JP 11468375A JP S5239147 A JPS5239147 A JP S5239147A
Authority
JP
Japan
Prior art keywords
distribution line
earth
earth detecting
detecting
harmonic
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
JP11468375A
Other languages
Japanese (ja)
Inventor
Hiroshi Haga
Makoto Nukiyama
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP11468375A priority Critical patent/JPS5239147A/en
Publication of JPS5239147A publication Critical patent/JPS5239147A/en
Pending legal-status Critical Current

Links

Abstract

PURPOSE: A stable detection of earth fault taking place in the distribution line also with high sensitivity made capable even for the earth detecting signal including a distorted wave form caused by a higher harmonic.
COPYRIGHT: (C)1977,JPO&Japio
JP11468375A 1975-09-25 1975-09-25 Earth detecting system of distribution line Pending JPS5239147A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11468375A JPS5239147A (en) 1975-09-25 1975-09-25 Earth detecting system of distribution line

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11468375A JPS5239147A (en) 1975-09-25 1975-09-25 Earth detecting system of distribution line

Publications (1)

Publication Number Publication Date
JPS5239147A true JPS5239147A (en) 1977-03-26

Family

ID=14644019

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11468375A Pending JPS5239147A (en) 1975-09-25 1975-09-25 Earth detecting system of distribution line

Country Status (1)

Country Link
JP (1) JPS5239147A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5914958U (en) * 1982-07-21 1984-01-30
JPS62126561U (en) * 1986-02-03 1987-08-11

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5914958U (en) * 1982-07-21 1984-01-30
JPS62126561U (en) * 1986-02-03 1987-08-11

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