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JPS5430446A - Carrier protective relay - Google Patents

Carrier protective relay

Info

Publication number
JPS5430446A
JPS5430446A JP9572077A JP9572077A JPS5430446A JP S5430446 A JPS5430446 A JP S5430446A JP 9572077 A JP9572077 A JP 9572077A JP 9572077 A JP9572077 A JP 9572077A JP S5430446 A JPS5430446 A JP S5430446A
Authority
JP
Japan
Prior art keywords
protective relay
carrier protective
power source
source terminal
fixed
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
JP9572077A
Other languages
Japanese (ja)
Inventor
Toru Yoshida
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.)
Toshiba Corp
Original Assignee
Toshiba Corp
Tokyo Shibaura Electric Co 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 Toshiba Corp, Tokyo Shibaura Electric Co Ltd filed Critical Toshiba Corp
Priority to JP9572077A priority Critical patent/JPS5430446A/en
Publication of JPS5430446A publication Critical patent/JPS5430446A/en
Pending legal-status Critical Current

Links

Landscapes

  • Emergency Protection Circuit Devices (AREA)

Abstract

PURPOSE: To judge the propriety of transmission line by sending signal by inspection onset from variable power source terminal to fixed power source terminal, and then by using the return signal from the fixed terminal.
COPYRIGHT: (C)1979,JPO&Japio
JP9572077A 1977-08-10 1977-08-10 Carrier protective relay Pending JPS5430446A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9572077A JPS5430446A (en) 1977-08-10 1977-08-10 Carrier protective relay

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9572077A JPS5430446A (en) 1977-08-10 1977-08-10 Carrier protective relay

Publications (1)

Publication Number Publication Date
JPS5430446A true JPS5430446A (en) 1979-03-06

Family

ID=14145303

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9572077A Pending JPS5430446A (en) 1977-08-10 1977-08-10 Carrier protective relay

Country Status (1)

Country Link
JP (1) JPS5430446A (en)

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