JPS51150650A - Digital protection relay device - Google Patents

Digital protection relay device

Info

Publication number
JPS51150650A
JPS51150650A JP50074537A JP7453775A JPS51150650A JP S51150650 A JPS51150650 A JP S51150650A JP 50074537 A JP50074537 A JP 50074537A JP 7453775 A JP7453775 A JP 7453775A JP S51150650 A JPS51150650 A JP S51150650A
Authority
JP
Japan
Prior art keywords
relay device
protection relay
digital protection
digital
working
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
JP50074537A
Other languages
Japanese (ja)
Inventor
Minoru Iwasaki
Takayuki Matsuda
Hiroo Nohara
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
Tokyo Electric Power Company Holdings Inc
Original Assignee
Tokyo Electric Power Co Inc
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 Tokyo Electric Power Co Inc, Hitachi Ltd filed Critical Tokyo Electric Power Co Inc
Priority to JP50074537A priority Critical patent/JPS51150650A/en
Publication of JPS51150650A publication Critical patent/JPS51150650A/en
Pending legal-status Critical Current

Links

Landscapes

  • Emergency Protection Circuit Devices (AREA)

Abstract

PURPOSE: A digital protection relay device, working at a high speed.
COPYRIGHT: (C)1976,JPO&Japio
JP50074537A 1975-06-20 1975-06-20 Digital protection relay device Pending JPS51150650A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50074537A JPS51150650A (en) 1975-06-20 1975-06-20 Digital protection relay device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50074537A JPS51150650A (en) 1975-06-20 1975-06-20 Digital protection relay device

Publications (1)

Publication Number Publication Date
JPS51150650A true JPS51150650A (en) 1976-12-24

Family

ID=13550117

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50074537A Pending JPS51150650A (en) 1975-06-20 1975-06-20 Digital protection relay device

Country Status (1)

Country Link
JP (1) JPS51150650A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5849030A (en) * 1981-09-16 1983-03-23 三菱電機株式会社 Protective relay unit
JPS5849028A (en) * 1981-09-16 1983-03-23 三菱電機株式会社 Protective relay unit

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5061642A (en) * 1973-10-01 1975-05-27

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5061642A (en) * 1973-10-01 1975-05-27

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5849030A (en) * 1981-09-16 1983-03-23 三菱電機株式会社 Protective relay unit
JPS5849028A (en) * 1981-09-16 1983-03-23 三菱電機株式会社 Protective relay unit

Similar Documents

Publication Publication Date Title
JPS53105477A (en) 7-glycylprolylamono-4-methylcoumarine
JPS51150650A (en) Digital protection relay device
JPS5219217A (en) Overcurrent limiting device
JPS521851A (en) Travelling apparatus
JPS5237273A (en) Filtering device
JPS528444A (en) Distance relay device
JPS5219216A (en) Overcurrent limiting circuit
JPS5213167A (en) Filtering material
JPS5223640A (en) Protective relay
JPS51131964A (en) Filter device
JPS51142653A (en) Digital type protective relaying system
JPS5230665A (en) Rattrap
JPS5213929A (en) Bicycling practice device
JPS5230901A (en) Pumping plant
JPS5368328A (en) Electron advance device
JPS51147487A (en) Oil collecting agent
JPS51146967A (en) Finger ring
JPS51132006A (en) Station selecting device
JPS51118052A (en) Digital protective relay system
JPS528578A (en) Pressing device
JPS51111642A (en) Complex characteristic protection relay
JPS53105478A (en) Novel acetylpeneramide
JPS537672A (en) 4-aminomethyl-5,6,7-trihydroxyisocoumarin
JPS51113423A (en) Pattern input device
JPS534911A (en) Train approach detector