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JPS5214844A - Protective relaying system - Google Patents

Protective relaying system

Info

Publication number
JPS5214844A
JPS5214844A JP50091144A JP9114475A JPS5214844A JP S5214844 A JPS5214844 A JP S5214844A JP 50091144 A JP50091144 A JP 50091144A JP 9114475 A JP9114475 A JP 9114475A JP S5214844 A JPS5214844 A JP S5214844A
Authority
JP
Japan
Prior art keywords
relaying system
protective relaying
section
misbreak
noise
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
JP50091144A
Other languages
Japanese (ja)
Other versions
JPS5854573B2 (en
Inventor
Kazuo Seo
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.)
Hitachi Ltd
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 JP50091144A priority Critical patent/JPS5854573B2/en
Publication of JPS5214844A publication Critical patent/JPS5214844A/en
Publication of JPS5854573B2 publication Critical patent/JPS5854573B2/en
Expired legal-status Critical Current

Links

Landscapes

  • Emergency Protection Circuit Devices (AREA)

Abstract

PURPOSE: A pilot relaying system which prevents misbreak in the normal operation section as much as possible even when an outside-section trouble and noise in a transmission line might occur simultaneously.
COPYRIGHT: (C)1977,JPO&Japio
JP50091144A 1975-07-28 1975-07-28 Hogokeiden Houshiki Expired JPS5854573B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50091144A JPS5854573B2 (en) 1975-07-28 1975-07-28 Hogokeiden Houshiki

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50091144A JPS5854573B2 (en) 1975-07-28 1975-07-28 Hogokeiden Houshiki

Publications (2)

Publication Number Publication Date
JPS5214844A true JPS5214844A (en) 1977-02-04
JPS5854573B2 JPS5854573B2 (en) 1983-12-05

Family

ID=14018318

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50091144A Expired JPS5854573B2 (en) 1975-07-28 1975-07-28 Hogokeiden Houshiki

Country Status (1)

Country Link
JP (1) JPS5854573B2 (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4973638A (en) * 1972-11-20 1974-07-16

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4973638A (en) * 1972-11-20 1974-07-16

Also Published As

Publication number Publication date
JPS5854573B2 (en) 1983-12-05

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