JPS5313149A - Protective relaying equipment - Google Patents

Protective relaying equipment

Info

Publication number
JPS5313149A
JPS5313149A JP8778376A JP8778376A JPS5313149A JP S5313149 A JPS5313149 A JP S5313149A JP 8778376 A JP8778376 A JP 8778376A JP 8778376 A JP8778376 A JP 8778376A JP S5313149 A JPS5313149 A JP S5313149A
Authority
JP
Japan
Prior art keywords
protective relaying
relaying equipment
equipment
protective
influenced
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
JP8778376A
Other languages
Japanese (ja)
Inventor
Koji Maeda
Yasuhiro Kamikubo
Tsutomu Hashimoto
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to JP8778376A priority Critical patent/JPS5313149A/en
Publication of JPS5313149A publication Critical patent/JPS5313149A/en
Pending legal-status Critical Current

Links

Abstract

PURPOSE: To obtain protective relaying equipment which is not influenced by electromagnetic induction disturbance, by transmitting electric value at each end of protective section through optical transmission means.
COPYRIGHT: (C)1978,JPO&Japio
JP8778376A 1976-07-22 1976-07-22 Protective relaying equipment Pending JPS5313149A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8778376A JPS5313149A (en) 1976-07-22 1976-07-22 Protective relaying equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8778376A JPS5313149A (en) 1976-07-22 1976-07-22 Protective relaying equipment

Publications (1)

Publication Number Publication Date
JPS5313149A true JPS5313149A (en) 1978-02-06

Family

ID=13924566

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8778376A Pending JPS5313149A (en) 1976-07-22 1976-07-22 Protective relaying equipment

Country Status (1)

Country Link
JP (1) JPS5313149A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55114128A (en) * 1979-02-23 1980-09-03 Mitsubishi Electric Corp Light protecting relay unit
US4517619A (en) * 1981-12-02 1985-05-14 Mitsubishi Denki Kabushiki Kaisha Protective relay system for a power system
US4620257A (en) * 1983-07-21 1986-10-28 Hitachi, Ltd. Carrier relay system
JPH0547849U (en) * 1990-12-26 1993-06-25 九州電子金属株式会社 Sample cup for small samples

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55114128A (en) * 1979-02-23 1980-09-03 Mitsubishi Electric Corp Light protecting relay unit
US4517619A (en) * 1981-12-02 1985-05-14 Mitsubishi Denki Kabushiki Kaisha Protective relay system for a power system
US4620257A (en) * 1983-07-21 1986-10-28 Hitachi, Ltd. Carrier relay system
JPH0547849U (en) * 1990-12-26 1993-06-25 九州電子金属株式会社 Sample cup for small samples

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