JPS536855A - Digital protective relay inspection system - Google Patents

Digital protective relay inspection system

Info

Publication number
JPS536855A
JPS536855A JP8140576A JP8140576A JPS536855A JP S536855 A JPS536855 A JP S536855A JP 8140576 A JP8140576 A JP 8140576A JP 8140576 A JP8140576 A JP 8140576A JP S536855 A JPS536855 A JP S536855A
Authority
JP
Japan
Prior art keywords
protective relay
digital protective
digital
relay inspection
inspection
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
JP8140576A
Other languages
Japanese (ja)
Inventor
Yoshiji Nii
Haruo Sasaki
Toshihisa Funahashi
Original Assignee
Tokyo Electric Power Co Inc:The
Meidensha Electric Mfg 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:The, Meidensha Electric Mfg Co Ltd filed Critical Tokyo Electric Power Co Inc:The
Priority to JP8140576A priority Critical patent/JPS536855A/en
Publication of JPS536855A publication Critical patent/JPS536855A/en
Pending legal-status Critical Current

Links

Abstract

PURPOSE: To permit inspection for monitoring the defectiveness of a digital protective relay without using any mimic transmission line or the like by using a memory circuit for preliminarily storing digital data in a digital quantity.
COPYRIGHT: (C)1978,JPO&Japio
JP8140576A 1976-07-08 1976-07-08 Digital protective relay inspection system Pending JPS536855A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8140576A JPS536855A (en) 1976-07-08 1976-07-08 Digital protective relay inspection system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8140576A JPS536855A (en) 1976-07-08 1976-07-08 Digital protective relay inspection system

Publications (1)

Publication Number Publication Date
JPS536855A true JPS536855A (en) 1978-01-21

Family

ID=13745405

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8140576A Pending JPS536855A (en) 1976-07-08 1976-07-08 Digital protective relay inspection system

Country Status (1)

Country Link
JP (1) JPS536855A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55122417A (en) * 1979-03-14 1980-09-20 Hitachi Ltd Protecting relay inspecting system
JPS5755724A (en) * 1980-09-19 1982-04-02 Meidensha Electric Mfg Co Ltd Automatic monitor and inspect system for digital protection relay
US4689570A (en) * 1984-04-26 1987-08-25 Mitsubishi Denki Kabushiki Kaisha Digital protective relay monitoring system
JP2011155779A (en) * 2010-01-28 2011-08-11 Hitachi Ltd Digital protective relay device for power system provided with testing facility

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5130338A (en) * 1974-09-06 1976-03-15 Tokyo Electric Power Co

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5130338A (en) * 1974-09-06 1976-03-15 Tokyo Electric Power Co

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55122417A (en) * 1979-03-14 1980-09-20 Hitachi Ltd Protecting relay inspecting system
JPS5755724A (en) * 1980-09-19 1982-04-02 Meidensha Electric Mfg Co Ltd Automatic monitor and inspect system for digital protection relay
US4689570A (en) * 1984-04-26 1987-08-25 Mitsubishi Denki Kabushiki Kaisha Digital protective relay monitoring system
JP2011155779A (en) * 2010-01-28 2011-08-11 Hitachi Ltd Digital protective relay device for power system provided with testing facility

Similar Documents

Publication Publication Date Title
JPS536855A (en) Digital protective relay inspection system
JPS5347218A (en) Orientating device for fault spot
JPS5443434A (en) Diagnosis order deciding system
JPS5435628A (en) Display unit
JPS5364430A (en) Cash memory diagnosis system
JPS51136254A (en) Fault detection
JPS5361928A (en) Data transfer system
JPS5340A (en) Fault processing system for data processing unit
GB2101751B (en) Line circuit testing.
JPS52134317A (en) Information system
JPS5336436A (en) Transmission data monitor unit
JPS5282140A (en) Error control system for memory system
JPS5353932A (en) Fault detection system for memory address line
JPS5318932A (en) Program module coupling system
JPS5345116A (en) Transmission system for narrow-band picture
JPS52146597A (en) Information processing system of fire alarm facilities
JPS5389632A (en) Backup system of auxiliary memory unit
JPS5365022A (en) Buffer memory control system
JPS53137604A (en) Data transmission system
JPS5389637A (en) Information automatic transmission system
JPS53118335A (en) Totalizator system
JPS53126230A (en) Fault detection circuit
JPS53143145A (en) On line data processing system with upper rank system monitoring unit
JPS53145512A (en) Storage recording system
JPS5386125A (en) Memory unit