JPS52126741A - Protective relay - Google Patents

Protective relay

Info

Publication number
JPS52126741A
JPS52126741A JP4387076A JP4387076A JPS52126741A JP S52126741 A JPS52126741 A JP S52126741A JP 4387076 A JP4387076 A JP 4387076A JP 4387076 A JP4387076 A JP 4387076A JP S52126741 A JPS52126741 A JP S52126741A
Authority
JP
Japan
Prior art keywords
protective relay
effecting
decide
calculation
voltage
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
JP4387076A
Other languages
Japanese (ja)
Inventor
Akiyoshi Honma
Koji Maeda
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 JP4387076A priority Critical patent/JPS52126741A/en
Publication of JPS52126741A publication Critical patent/JPS52126741A/en
Pending legal-status Critical Current

Links

Landscapes

  • Emergency Protection Circuit Devices (AREA)

Abstract

PURPOSE: To decide a location of failure points in a or out of a setting section by effecting a calculation in accordance with the desired four expressions depending on the output of a circuit for sampling current i and voltage v of protected system.
COPYRIGHT: (C)1977,JPO&Japio
JP4387076A 1976-04-16 1976-04-16 Protective relay Pending JPS52126741A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4387076A JPS52126741A (en) 1976-04-16 1976-04-16 Protective relay

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4387076A JPS52126741A (en) 1976-04-16 1976-04-16 Protective relay

Publications (1)

Publication Number Publication Date
JPS52126741A true JPS52126741A (en) 1977-10-24

Family

ID=12675722

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4387076A Pending JPS52126741A (en) 1976-04-16 1976-04-16 Protective relay

Country Status (1)

Country Link
JP (1) JPS52126741A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05328590A (en) * 1992-05-25 1993-12-10 Toshiba Corp Digital distance relay

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05328590A (en) * 1992-05-25 1993-12-10 Toshiba Corp Digital distance relay

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