JPS53116447A - Protective relay for phase comparison carrier - Google Patents

Protective relay for phase comparison carrier

Info

Publication number
JPS53116447A
JPS53116447A JP3028777A JP3028777A JPS53116447A JP S53116447 A JPS53116447 A JP S53116447A JP 3028777 A JP3028777 A JP 3028777A JP 3028777 A JP3028777 A JP 3028777A JP S53116447 A JPS53116447 A JP S53116447A
Authority
JP
Japan
Prior art keywords
phase comparison
protective relay
comparison carrier
carrier
normal
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
JP3028777A
Other languages
Japanese (ja)
Inventor
Takayoshi Iwamoto
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 JP3028777A priority Critical patent/JPS53116447A/en
Publication of JPS53116447A publication Critical patent/JPS53116447A/en
Pending legal-status Critical Current

Links

Abstract

PURPOSE: To enable a detection of malfunction incapable of being discovered in a normal supervisory operation, by a signal, different from that at the normal time, being transmitted back from the remote end, with a trip block signal continuously transmitted from one end.
COPYRIGHT: (C)1978,JPO&Japio
JP3028777A 1977-03-22 1977-03-22 Protective relay for phase comparison carrier Pending JPS53116447A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3028777A JPS53116447A (en) 1977-03-22 1977-03-22 Protective relay for phase comparison carrier

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3028777A JPS53116447A (en) 1977-03-22 1977-03-22 Protective relay for phase comparison carrier

Publications (1)

Publication Number Publication Date
JPS53116447A true JPS53116447A (en) 1978-10-11

Family

ID=12299495

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3028777A Pending JPS53116447A (en) 1977-03-22 1977-03-22 Protective relay for phase comparison carrier

Country Status (1)

Country Link
JP (1) JPS53116447A (en)

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