JPS5546822A - Digital protection relay - Google Patents

Digital protection relay

Info

Publication number
JPS5546822A
JPS5546822A JP11663178A JP11663178A JPS5546822A JP S5546822 A JPS5546822 A JP S5546822A JP 11663178 A JP11663178 A JP 11663178A JP 11663178 A JP11663178 A JP 11663178A JP S5546822 A JPS5546822 A JP S5546822A
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
JP11663178A
Other languages
Japanese (ja)
Inventor
Tomio Chiba
Kazuo Sano
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 JP11663178A priority Critical patent/JPS5546822A/en
Publication of JPS5546822A publication Critical patent/JPS5546822A/en
Pending legal-status Critical Current

Links

Landscapes

  • Emergency Protection Circuit Devices (AREA)
JP11663178A 1978-09-25 1978-09-25 Digital protection relay Pending JPS5546822A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11663178A JPS5546822A (en) 1978-09-25 1978-09-25 Digital protection relay

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11663178A JPS5546822A (en) 1978-09-25 1978-09-25 Digital protection relay

Publications (1)

Publication Number Publication Date
JPS5546822A true JPS5546822A (en) 1980-04-02

Family

ID=14691970

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11663178A Pending JPS5546822A (en) 1978-09-25 1978-09-25 Digital protection relay

Country Status (1)

Country Link
JP (1) JPS5546822A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5531637A (en) * 1993-05-14 1996-07-02 Kabushiki Kaisha Nagao Kogyo Automatic centrifugal fluidizing barrel processing apparatus

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5174543A (en) * 1974-12-25 1976-06-28 Nippon Electric Co

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5174543A (en) * 1974-12-25 1976-06-28 Nippon Electric Co

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5531637A (en) * 1993-05-14 1996-07-02 Kabushiki Kaisha Nagao Kogyo Automatic centrifugal fluidizing barrel processing apparatus

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