JPS5221638A - Relay machine for carrier frequency protection - Google Patents

Relay machine for carrier frequency protection

Info

Publication number
JPS5221638A
JPS5221638A JP50097266A JP9726675A JPS5221638A JP S5221638 A JPS5221638 A JP S5221638A JP 50097266 A JP50097266 A JP 50097266A JP 9726675 A JP9726675 A JP 9726675A JP S5221638 A JPS5221638 A JP S5221638A
Authority
JP
Japan
Prior art keywords
carrier frequency
relay machine
frequency protection
relay
protection
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
JP50097266A
Other languages
Japanese (ja)
Inventor
Yuji Haishi
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 JP50097266A priority Critical patent/JPS5221638A/en
Publication of JPS5221638A publication Critical patent/JPS5221638A/en
Pending legal-status Critical Current

Links

Landscapes

  • Emergency Protection Circuit Devices (AREA)

Abstract

PURPOSE: A relay mavhine for carrier frequency portection being possible to inspect including transmission path, even if the pahse comparison level is set high.
COPYRIGHT: (C)1977,JPO&Japio
JP50097266A 1975-08-11 1975-08-11 Relay machine for carrier frequency protection Pending JPS5221638A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50097266A JPS5221638A (en) 1975-08-11 1975-08-11 Relay machine for carrier frequency protection

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50097266A JPS5221638A (en) 1975-08-11 1975-08-11 Relay machine for carrier frequency protection

Publications (1)

Publication Number Publication Date
JPS5221638A true JPS5221638A (en) 1977-02-18

Family

ID=14187721

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50097266A Pending JPS5221638A (en) 1975-08-11 1975-08-11 Relay machine for carrier frequency protection

Country Status (1)

Country Link
JP (1) JPS5221638A (en)

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