JPH1014100A
1996-06-20
Ground self-breaking type automatic section switch
JPH08223788A
1995-02-10
Automatic section switch
JPH0819158A
1994-06-28
Automatic sectional switch
JPH0421317A
1990-05-14
Detecting and disconnecting method for predictive ground-fault section of high voltage power distribution line
JPH048117A
1990-04-24
Method of judging type of grounding fault of high voltage distribution line
JPH03269272A
1990-03-19
Detecting method of predictive ground fault accident and predictive ground fault accident section of high-tension distribution line
JPS61266971A
1985-05-22
Improvement of detection system for wire breaking trouble
JPS61266970A
1985-05-22
Improvement of detecting system for wire breaking trouble
JPS6024459A
1983-07-20
Improvement in disconnection trouble detecting system
JPS58208673A
1982-05-29
Improvement in disconnection detecting system
JPS5279238A
1975-12-26
Disconnection fault detection system for distribution lines
JPS5267740A
1975-12-03
Selective indication system for disconnection trouble in power distribution lines
JPS5123632A
1974-08-22
Shingodenryunyoru haidensenno dansenkenshitsuhoshiki
