AU5866190A - Distribution line monitoring system - Google Patents

Distribution line monitoring system

Info

Publication number
AU5866190A
AU5866190A AU58661/90A AU5866190A AU5866190A AU 5866190 A AU5866190 A AU 5866190A AU 58661/90 A AU58661/90 A AU 58661/90A AU 5866190 A AU5866190 A AU 5866190A AU 5866190 A AU5866190 A AU 5866190A
Authority
AU
Australia
Prior art keywords
monitoring system
distribution line
line monitoring
distribution
monitoring
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.)
Granted
Application number
AU58661/90A
Other versions
AU634557B2 (en
Inventor
Masaaki Kano
Toshihito Kunieda
Akimichi Okimoto
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.)
NGK Insulators Ltd
Original Assignee
NGK Insulators 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 NGK Insulators Ltd filed Critical NGK Insulators Ltd
Publication of AU5866190A publication Critical patent/AU5866190A/en
Application granted granted Critical
Publication of AU634557B2 publication Critical patent/AU634557B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
    • H02H7/26—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured
AU58661/90A 1989-07-04 1990-07-03 Distribution line monitoring system Ceased AU634557B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP1-173768 1989-07-04
JP1173768A JPH0340722A (en) 1989-07-04 1989-07-04 Monitoring system for distribution line

Publications (2)

Publication Number Publication Date
AU5866190A true AU5866190A (en) 1991-01-10
AU634557B2 AU634557B2 (en) 1993-02-25

Family

ID=15966789

Family Applications (1)

Application Number Title Priority Date Filing Date
AU58661/90A Ceased AU634557B2 (en) 1989-07-04 1990-07-03 Distribution line monitoring system

Country Status (3)

Country Link
JP (1) JPH0340722A (en)
KR (1) KR930010687B1 (en)
AU (1) AU634557B2 (en)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2751645C3 (en) * 1977-11-18 1980-08-14 Siemens Ag, 1000 Berlin Und 8000 Muenchen Method for monitoring communication systems with optical fibers
JPS5836493A (en) * 1981-08-28 1983-03-03 Fuji Xerox Co Ltd Thermal recording medium
AU564089B2 (en) * 1984-01-31 1987-07-30 Fujitsu Limited Automatic loop back line testing and rerouting
DE3532336A1 (en) * 1985-09-11 1987-03-19 Siemens Ag MESSAGE TRANSMISSION SYSTEM WITH MONITORING IN ACCORDANCE WITH THE ISM LOCATION PROCEDURE
JPS62207130A (en) * 1986-03-06 1987-09-11 株式会社明電舎 Protective relay system for loop type power system
JPS62279734A (en) * 1986-05-29 1987-12-04 Mitsubishi Electric Corp Duplex optical relaying access installation

Also Published As

Publication number Publication date
KR930010687B1 (en) 1993-11-05
AU634557B2 (en) 1993-02-25
JPH0340722A (en) 1991-02-21
KR910003893A (en) 1991-02-28

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Legal Events

Date Code Title Description
MK14 Patent ceased section 143(a) (annual fees not paid) or expired