JPS55125019A - Digital protecting relay - Google Patents

Digital protecting relay

Info

Publication number
JPS55125019A
JPS55125019A JP3234379A JP3234379A JPS55125019A JP S55125019 A JPS55125019 A JP S55125019A JP 3234379 A JP3234379 A JP 3234379A JP 3234379 A JP3234379 A JP 3234379A JP S55125019 A JPS55125019 A JP S55125019A
Authority
JP
Japan
Prior art keywords
protecting relay
digital protecting
digital
relay
protecting
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
JP3234379A
Other languages
Japanese (ja)
Inventor
Gouo Nohara
Yoshiaki Matsui
Eizaburou Sakawa
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 JP3234379A priority Critical patent/JPS55125019A/en
Publication of JPS55125019A publication Critical patent/JPS55125019A/en
Pending legal-status Critical Current

Links

JP3234379A 1979-03-22 1979-03-22 Digital protecting relay Pending JPS55125019A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3234379A JPS55125019A (en) 1979-03-22 1979-03-22 Digital protecting relay

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3234379A JPS55125019A (en) 1979-03-22 1979-03-22 Digital protecting relay

Publications (1)

Publication Number Publication Date
JPS55125019A true JPS55125019A (en) 1980-09-26

Family

ID=12356307

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3234379A Pending JPS55125019A (en) 1979-03-22 1979-03-22 Digital protecting relay

Country Status (1)

Country Link
JP (1) JPS55125019A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007289000A (en) * 2007-08-08 2007-11-01 Mitsubishi Electric Corp Failure detection apparatus of invertor

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007289000A (en) * 2007-08-08 2007-11-01 Mitsubishi Electric Corp Failure detection apparatus of invertor
JP4573859B2 (en) * 2007-08-08 2010-11-04 三菱電機株式会社 Inverter failure detection device

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