JPS528444A - Distance relay device - Google Patents

Distance relay device

Info

Publication number
JPS528444A
JPS528444A JP8544475A JP8544475A JPS528444A JP S528444 A JPS528444 A JP S528444A JP 8544475 A JP8544475 A JP 8544475A JP 8544475 A JP8544475 A JP 8544475A JP S528444 A JPS528444 A JP S528444A
Authority
JP
Japan
Prior art keywords
relay device
distance relay
distance
high speed
device capable
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
JP8544475A
Other languages
Japanese (ja)
Inventor
Koji Maeda
Tadahiro Aida
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to JP8544475A priority Critical patent/JPS528444A/en
Publication of JPS528444A publication Critical patent/JPS528444A/en
Pending legal-status Critical Current

Links

Landscapes

  • Emergency Protection Circuit Devices (AREA)

Abstract

PURPOSE: A digital distance relay device capable of achieving operation at a high speed.
COPYRIGHT: (C)1977,JPO&Japio
JP8544475A 1975-07-11 1975-07-11 Distance relay device Pending JPS528444A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8544475A JPS528444A (en) 1975-07-11 1975-07-11 Distance relay device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8544475A JPS528444A (en) 1975-07-11 1975-07-11 Distance relay device

Publications (1)

Publication Number Publication Date
JPS528444A true JPS528444A (en) 1977-01-22

Family

ID=13859033

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8544475A Pending JPS528444A (en) 1975-07-11 1975-07-11 Distance relay device

Country Status (1)

Country Link
JP (1) JPS528444A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61177120A (en) * 1985-02-01 1986-08-08 株式会社日立製作所 Protective relaying having protection area on impedance plane

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5052545A (en) * 1973-09-08 1975-05-10
JPS5074148A (en) * 1973-11-05 1975-06-18

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5052545A (en) * 1973-09-08 1975-05-10
JPS5074148A (en) * 1973-11-05 1975-06-18

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61177120A (en) * 1985-02-01 1986-08-08 株式会社日立製作所 Protective relaying having protection area on impedance plane

Similar Documents

Publication Publication Date Title
JPS51136208A (en) Voice recognition device for limited words
JPS52115135A (en) Digital differentiation analyzer
JPS528444A (en) Distance relay device
JPS521851A (en) Travelling apparatus
JPS51115782A (en) Semiconductor apparatus
JPS5222111A (en) Blower
JPS51150650A (en) Digital protection relay device
JPS5219217A (en) Overcurrent limiting device
JPS528877A (en) Object detector unit
JPS51131964A (en) Filter device
JPS5230901A (en) Pumping plant
JPS5235813A (en) Small sized type synchronized motor
JPS5224537A (en) Slide preparing device
JPS5230665A (en) Rattrap
JPS5213167A (en) Filtering material
JPS51142653A (en) Digital type protective relaying system
JPS528578A (en) Pressing device
JPS51132006A (en) Station selecting device
JPS51146967A (en) Finger ring
JPS51135056A (en) Centering device of a moving body
JPS51113423A (en) Pattern input device
JPS5222736A (en) Resistance characteristic distance relay device
JPS5228645A (en) Relay with plural inputs
JPS51151911A (en) Object discriminator
JPS51117366A (en) Vacuum dehydrator