JPS57170022A - Digital protection relay system - Google Patents

Digital protection relay system

Info

Publication number
JPS57170022A
JPS57170022A JP56052353A JP5235381A JPS57170022A JP S57170022 A JPS57170022 A JP S57170022A JP 56052353 A JP56052353 A JP 56052353A JP 5235381 A JP5235381 A JP 5235381A JP S57170022 A JPS57170022 A JP S57170022A
Authority
JP
Japan
Prior art keywords
relay system
protection relay
digital protection
digital
relay
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
JP56052353A
Other languages
Japanese (ja)
Inventor
Takeshi Ishii
Isao Chihara
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.)
Fuji Electric Co Ltd
Fuji Facom Corp
Original Assignee
Fuji Electric Co Ltd
Fuji Facom Corp
Fuji Electric Manufacturing 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 Fuji Electric Co Ltd, Fuji Facom Corp, Fuji Electric Manufacturing Co Ltd filed Critical Fuji Electric Co Ltd
Priority to JP56052353A priority Critical patent/JPS57170022A/en
Publication of JPS57170022A publication Critical patent/JPS57170022A/en
Pending legal-status Critical Current

Links

JP56052353A 1981-04-09 1981-04-09 Digital protection relay system Pending JPS57170022A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56052353A JPS57170022A (en) 1981-04-09 1981-04-09 Digital protection relay system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56052353A JPS57170022A (en) 1981-04-09 1981-04-09 Digital protection relay system

Publications (1)

Publication Number Publication Date
JPS57170022A true JPS57170022A (en) 1982-10-20

Family

ID=12912440

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56052353A Pending JPS57170022A (en) 1981-04-09 1981-04-09 Digital protection relay system

Country Status (1)

Country Link
JP (1) JPS57170022A (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5541111A (en) * 1978-09-13 1980-03-22 Hitachi Ltd Power system protecting system

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5541111A (en) * 1978-09-13 1980-03-22 Hitachi Ltd Power system protecting system

Similar Documents

Publication Publication Date Title
DE3275254D1 (en) Protection relay system
DE3268572D1 (en) Protective relay system
DE3275255D1 (en) Protection relay system
JPS5780217A (en) Digital protection relay
JPS57186923A (en) Digital type simple bus protective relay unit
JPS57106336A (en) Digital protection relay
JPS57132723A (en) Protection relay
JPS57170021A (en) Digital protection relay unit
JPS57170022A (en) Digital protection relay system
JPS56112818A (en) Digital protection relay unit
JPS5775520A (en) Digital protection relay unit
JPS57193923A (en) Digital protection relay
JPS55114131A (en) Digital protection relay system
JPS56117528A (en) Digital protection relay system
JPS57126229A (en) Digital type protection relay
JPS57122620A (en) Digital protection relay set value setting system
JPS57113723A (en) Protection relay system
JPS57110018A (en) Digital protection relay
JPS5783116A (en) Digital protection relay
JPS57153519A (en) Protecting relay
JPS57153520A (en) Protecting relay
JPS57153518A (en) Protecting relay
JPS57142119A (en) Protecting relay
JPS57148530A (en) Protecting relay
JPS57145524A (en) Protecting relay