JPH0712938Y2 - 送電線の故障電流検出装置 - Google Patents

送電線の故障電流検出装置

Info

Publication number
JPH0712938Y2
JPH0712938Y2 JP1383288U JP1383288U JPH0712938Y2 JP H0712938 Y2 JPH0712938 Y2 JP H0712938Y2 JP 1383288 U JP1383288 U JP 1383288U JP 1383288 U JP1383288 U JP 1383288U JP H0712938 Y2 JPH0712938 Y2 JP H0712938Y2
Authority
JP
Japan
Prior art keywords
detection signal
zener diode
current
zener
fault current
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.)
Expired - Lifetime
Application number
JP1383288U
Other languages
English (en)
Japanese (ja)
Other versions
JPH01117578U (enrdf_load_stackoverflow
Inventor
圭一 橋場
順一 皆藤
公春 金丸
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.)
Hitachi Cable Ltd
Original Assignee
Hitachi Cable 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 Hitachi Cable Ltd filed Critical Hitachi Cable Ltd
Priority to JP1383288U priority Critical patent/JPH0712938Y2/ja
Publication of JPH01117578U publication Critical patent/JPH01117578U/ja
Application granted granted Critical
Publication of JPH0712938Y2 publication Critical patent/JPH0712938Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Locating Faults (AREA)
JP1383288U 1988-02-04 1988-02-04 送電線の故障電流検出装置 Expired - Lifetime JPH0712938Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1383288U JPH0712938Y2 (ja) 1988-02-04 1988-02-04 送電線の故障電流検出装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1383288U JPH0712938Y2 (ja) 1988-02-04 1988-02-04 送電線の故障電流検出装置

Publications (2)

Publication Number Publication Date
JPH01117578U JPH01117578U (enrdf_load_stackoverflow) 1989-08-08
JPH0712938Y2 true JPH0712938Y2 (ja) 1995-03-29

Family

ID=31224485

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1383288U Expired - Lifetime JPH0712938Y2 (ja) 1988-02-04 1988-02-04 送電線の故障電流検出装置

Country Status (1)

Country Link
JP (1) JPH0712938Y2 (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPH01117578U (enrdf_load_stackoverflow) 1989-08-08

Similar Documents

Publication Publication Date Title
KR890017536A (ko) 광범위한 동적 전류 측정 장치
JPH0712938Y2 (ja) 送電線の故障電流検出装置
JP3087155B2 (ja) 漏れ電流検出センサ
JPH076539Y2 (ja) 送電線の故障電流検出装置
JPS63304121A (ja) 光度測定用回路装置
JP3424374B2 (ja) 避雷器漏れ電流センサ
JP3583699B2 (ja) センサ装置
JPH01295175A (ja) 電流測定回路
RU2082955C1 (ru) Устройство искробезопасного питания двухпроводного датчика
CA1069977A (en) Device for measuring the alternating current flowing in a high tension line
JPH02129881A (ja) 酸化亜鉛形避雷器の劣化監視システム
RU2082954C1 (ru) Устройство для измерения давления
JPH0736443Y2 (ja) 地絡検出用光変流器
JP2818422B2 (ja) 不足電圧検出回路
JPH01144359A (ja) スイッチング電源回路
SU796770A1 (ru) Преобразователь сопротивлени РЕзиСТиВНОгО дАТчиКА B ОТНОшЕНиЕдВуХ НАпР жЕНий
JP2001356139A (ja) 電流検出回路
JPH0424283Y2 (enrdf_load_stackoverflow)
JPH0620140Y2 (ja) 電流計測装置
SU862338A1 (ru) Дифференциальный выпр митель
SU1527672A1 (ru) Трансформатор посто нного тока
US4612438A (en) Light intensity sensor providing a variable output current
JP2002171613A (ja) 端子台
KR850001547Y1 (ko) 전원차단 감지회로
KR910006729B1 (ko) 광도 감지기