JPS51134850A - D.c. earth protective relay - Google Patents

D.c. earth protective relay

Info

Publication number
JPS51134850A
JPS51134850A JP5862475A JP5862475A JPS51134850A JP S51134850 A JPS51134850 A JP S51134850A JP 5862475 A JP5862475 A JP 5862475A JP 5862475 A JP5862475 A JP 5862475A JP S51134850 A JPS51134850 A JP S51134850A
Authority
JP
Japan
Prior art keywords
protective relay
earth protective
earth
detecting
applying
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
JP5862475A
Other languages
Japanese (ja)
Inventor
Susumu Iwaguchi
Koji Nakamura
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.)
Toray Industries Inc
Original Assignee
Toray Industries Inc
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 Toray Industries Inc filed Critical Toray Industries Inc
Priority to JP5862475A priority Critical patent/JPS51134850A/en
Publication of JPS51134850A publication Critical patent/JPS51134850A/en
Pending legal-status Critical Current

Links

Landscapes

  • Emergency Protection Circuit Devices (AREA)

Abstract

PURPOSE: Easily detecting earth branching line by applying and detecting of A.C. signal when the earth fault may be caused in a circuit including plural control circuits branched therein.
COPYRIGHT: (C)1976,JPO&Japio
JP5862475A 1975-05-19 1975-05-19 D.c. earth protective relay Pending JPS51134850A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5862475A JPS51134850A (en) 1975-05-19 1975-05-19 D.c. earth protective relay

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5862475A JPS51134850A (en) 1975-05-19 1975-05-19 D.c. earth protective relay

Publications (1)

Publication Number Publication Date
JPS51134850A true JPS51134850A (en) 1976-11-22

Family

ID=13089720

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5862475A Pending JPS51134850A (en) 1975-05-19 1975-05-19 D.c. earth protective relay

Country Status (1)

Country Link
JP (1) JPS51134850A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5953014A (en) * 1982-09-20 1984-03-27 東レ株式会社 Dc ground-fault protecting relay
JP2011182536A (en) * 2010-02-27 2011-09-15 Chugoku Electric Power Co Inc:The Dc ground fault detecting relay
JP2011180053A (en) * 2010-03-03 2011-09-15 Tokyo Electric Power Co Inc:The Dc accident point inspection device

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5953014A (en) * 1982-09-20 1984-03-27 東レ株式会社 Dc ground-fault protecting relay
JP2011182536A (en) * 2010-02-27 2011-09-15 Chugoku Electric Power Co Inc:The Dc ground fault detecting relay
JP2011180053A (en) * 2010-03-03 2011-09-15 Tokyo Electric Power Co Inc:The Dc accident point inspection device

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