JPS573515A - Digital protecting device - Google Patents

Digital protecting device

Info

Publication number
JPS573515A
JPS573515A JP7428880A JP7428880A JPS573515A JP S573515 A JPS573515 A JP S573515A JP 7428880 A JP7428880 A JP 7428880A JP 7428880 A JP7428880 A JP 7428880A JP S573515 A JPS573515 A JP S573515A
Authority
JP
Japan
Prior art keywords
protecting device
digital protecting
digital
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.)
Granted
Application number
JP7428880A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0159811B2 (enExample
Inventor
Gouo Nohara
Jiyunichi Makino
Eizaburou Sakou
Tomio Chiba
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 JP7428880A priority Critical patent/JPS573515A/ja
Publication of JPS573515A publication Critical patent/JPS573515A/ja
Publication of JPH0159811B2 publication Critical patent/JPH0159811B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Measurement Of Current Or Voltage (AREA)
  • Emergency Protection Circuit Devices (AREA)
JP7428880A 1980-06-04 1980-06-04 Digital protecting device Granted JPS573515A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7428880A JPS573515A (en) 1980-06-04 1980-06-04 Digital protecting device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7428880A JPS573515A (en) 1980-06-04 1980-06-04 Digital protecting device

Publications (2)

Publication Number Publication Date
JPS573515A true JPS573515A (en) 1982-01-09
JPH0159811B2 JPH0159811B2 (enExample) 1989-12-19

Family

ID=13542784

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7428880A Granted JPS573515A (en) 1980-06-04 1980-06-04 Digital protecting device

Country Status (1)

Country Link
JP (1) JPS573515A (enExample)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5128637A (en) * 1974-09-04 1976-03-11 Tokyo Electric Power Co Denryokukeito no hogohoshiki
JPS5526067A (en) * 1978-08-16 1980-02-25 Hitachi Ltd Protective relay unit

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5128637A (en) * 1974-09-04 1976-03-11 Tokyo Electric Power Co Denryokukeito no hogohoshiki
JPS5526067A (en) * 1978-08-16 1980-02-25 Hitachi Ltd Protective relay unit

Also Published As

Publication number Publication date
JPH0159811B2 (enExample) 1989-12-19

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