JPS55139016A - Digital protection relay - Google Patents

Digital protection relay

Info

Publication number
JPS55139016A
JPS55139016A JP4536679A JP4536679A JPS55139016A JP S55139016 A JPS55139016 A JP S55139016A JP 4536679 A JP4536679 A JP 4536679A JP 4536679 A JP4536679 A JP 4536679A JP S55139016 A JPS55139016 A JP S55139016A
Authority
JP
Japan
Prior art keywords
protection relay
digital protection
digital
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
JP4536679A
Other languages
Japanese (ja)
Inventor
Yasuo Kawamata
Kazuo Sano
Yasuo Aoki
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP4536679A priority Critical patent/JPS55139016A/en
Publication of JPS55139016A publication Critical patent/JPS55139016A/en
Pending legal-status Critical Current

Links

Landscapes

  • Emergency Protection Circuit Devices (AREA)
JP4536679A 1979-04-16 1979-04-16 Digital protection relay Pending JPS55139016A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4536679A JPS55139016A (en) 1979-04-16 1979-04-16 Digital protection relay

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4536679A JPS55139016A (en) 1979-04-16 1979-04-16 Digital protection relay

Publications (1)

Publication Number Publication Date
JPS55139016A true JPS55139016A (en) 1980-10-30

Family

ID=12717266

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4536679A Pending JPS55139016A (en) 1979-04-16 1979-04-16 Digital protection relay

Country Status (1)

Country Link
JP (1) JPS55139016A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011151972A (en) * 2010-01-22 2011-08-04 Mitsubishi Electric Corp Protective relay

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011151972A (en) * 2010-01-22 2011-08-04 Mitsubishi Electric Corp Protective relay

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