JPH0537613Y2 - - Google Patents

Info

Publication number
JPH0537613Y2
JPH0537613Y2 JP1987136685U JP13668587U JPH0537613Y2 JP H0537613 Y2 JPH0537613 Y2 JP H0537613Y2 JP 1987136685 U JP1987136685 U JP 1987136685U JP 13668587 U JP13668587 U JP 13668587U JP H0537613 Y2 JPH0537613 Y2 JP H0537613Y2
Authority
JP
Japan
Prior art keywords
line
cable
phase
changeover switch
oscillator
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
JP1987136685U
Other languages
English (en)
Japanese (ja)
Other versions
JPS6440218U (enrdf_load_stackoverflow
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 filed Critical
Priority to JP1987136685U priority Critical patent/JPH0537613Y2/ja
Publication of JPS6440218U publication Critical patent/JPS6440218U/ja
Application granted granted Critical
Publication of JPH0537613Y2 publication Critical patent/JPH0537613Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
JP1987136685U 1987-09-07 1987-09-07 Expired - Lifetime JPH0537613Y2 (enrdf_load_stackoverflow)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987136685U JPH0537613Y2 (enrdf_load_stackoverflow) 1987-09-07 1987-09-07

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987136685U JPH0537613Y2 (enrdf_load_stackoverflow) 1987-09-07 1987-09-07

Publications (2)

Publication Number Publication Date
JPS6440218U JPS6440218U (enrdf_load_stackoverflow) 1989-03-10
JPH0537613Y2 true JPH0537613Y2 (enrdf_load_stackoverflow) 1993-09-22

Family

ID=31397423

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987136685U Expired - Lifetime JPH0537613Y2 (enrdf_load_stackoverflow) 1987-09-07 1987-09-07

Country Status (1)

Country Link
JP (1) JPH0537613Y2 (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5818062B2 (ja) * 2011-04-15 2015-11-18 東京電力株式会社 ケーブルの測定モード切替装置

Also Published As

Publication number Publication date
JPS6440218U (enrdf_load_stackoverflow) 1989-03-10

Similar Documents

Publication Publication Date Title
US8861155B2 (en) High-impedance fault detection and isolation system
US3636280A (en) Telephone line testing from remote locations
CA2068952A1 (en) Isolation monitoring and measuring device for an electrical power system with isolated neutral
JPH0537613Y2 (enrdf_load_stackoverflow)
JP4869988B2 (ja) 配電線の断線区間検出システムおよびこのシステムに使用する断線検出装置
JP5167568B2 (ja) 分電盤の分岐回路接続チェック装置
US6034447A (en) Connector for consumer networks
KR100777209B1 (ko) 고장 장소 확인을 위한 데이터 수집 및 배선전로 고장구간의 자동 분리 시스템
JPH07231527A (ja) 回路系統の特定装置
US6333625B1 (en) Fault localizing and identifying device for electric systems
JP2609331B2 (ja) 平行2回線電力系統用事故点標定装置
JP3056368U (ja) クランプ式無線漏電電流計
JPH0579855U (ja) 漏電警報器用の作動電流試験器
JP4656694B2 (ja) 分電盤の分岐回路接続チェック装置
JP2508278B2 (ja) 横流検出センサ
JP2001349914A (ja) 回線の絶縁抵抗測定方法及び装置
US4570037A (en) Fault detection in a telephone cable pressure monitoring system
JPH0514500B2 (enrdf_load_stackoverflow)
JPH0545574U (ja) 三線式ケーブル試験器
JP2000055962A (ja) 配線テスタ
JPS607575Y2 (ja) 中継器監視方式
JPH083080Y2 (ja) システム切替構造
JPH08293374A (ja) 接地極付きコンセントの接続判定方法及びその装置
JP3286083B2 (ja) 検相方法
JPH0580629B2 (enrdf_load_stackoverflow)