JPS53109148A - Digital protective relay - Google Patents

Digital protective relay

Info

Publication number
JPS53109148A
JPS53109148A JP2422677A JP2422677A JPS53109148A JP S53109148 A JPS53109148 A JP S53109148A JP 2422677 A JP2422677 A JP 2422677A JP 2422677 A JP2422677 A JP 2422677A JP S53109148 A JPS53109148 A JP S53109148A
Authority
JP
Japan
Prior art keywords
protective relay
digital protective
relay
digital
protect
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
JP2422677A
Other languages
Japanese (ja)
Inventor
Eiichi Okamoto
Toshihisa Funahashi
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.)
Meidensha Electric Manufacturing Co Ltd
Tokyo Electric Power Company Holdings Inc
Original Assignee
Tokyo Electric Power Co Inc
Meidensha 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 Tokyo Electric Power Co Inc, Meidensha Electric Manufacturing Co Ltd filed Critical Tokyo Electric Power Co Inc
Priority to JP2422677A priority Critical patent/JPS53109148A/en
Publication of JPS53109148A publication Critical patent/JPS53109148A/en
Pending legal-status Critical Current

Links

Landscapes

  • Emergency Protection Circuit Devices (AREA)

Abstract

PURPOSE: To reduce transmission by operation-processing the digital voltage and current of each electrical station at different two time zones in a relay to protect three-terminal transmission lines.
COPYRIGHT: (C)1978,JPO&Japio
JP2422677A 1977-03-04 1977-03-04 Digital protective relay Pending JPS53109148A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2422677A JPS53109148A (en) 1977-03-04 1977-03-04 Digital protective relay

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2422677A JPS53109148A (en) 1977-03-04 1977-03-04 Digital protective relay

Publications (1)

Publication Number Publication Date
JPS53109148A true JPS53109148A (en) 1978-09-22

Family

ID=12132346

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2422677A Pending JPS53109148A (en) 1977-03-04 1977-03-04 Digital protective relay

Country Status (1)

Country Link
JP (1) JPS53109148A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5481429A (en) * 1991-03-18 1996-01-02 Asea Brown Boveri Ab Distribution of cooling air in switchgear cubicles

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5391357A (en) * 1976-12-29 1978-08-11 Mitsubishi Electric Corp Digital protective relay device

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5391357A (en) * 1976-12-29 1978-08-11 Mitsubishi Electric Corp Digital protective relay device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5481429A (en) * 1991-03-18 1996-01-02 Asea Brown Boveri Ab Distribution of cooling air in switchgear cubicles

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