JPS6238034U - - Google Patents

Info

Publication number
JPS6238034U
JPS6238034U JP12770585U JP12770585U JPS6238034U JP S6238034 U JPS6238034 U JP S6238034U JP 12770585 U JP12770585 U JP 12770585U JP 12770585 U JP12770585 U JP 12770585U JP S6238034 U JPS6238034 U JP S6238034U
Authority
JP
Japan
Prior art keywords
phase
transformer
low voltage
circuit
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.)
Granted
Application number
JP12770585U
Other languages
English (en)
Other versions
JPH0229781Y2 (ja
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 JP12770585U priority Critical patent/JPH0229781Y2/ja
Publication of JPS6238034U publication Critical patent/JPS6238034U/ja
Application granted granted Critical
Publication of JPH0229781Y2 publication Critical patent/JPH0229781Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Testing Electric Properties And Detecting Electric Faults (AREA)
  • Emergency Protection Circuit Devices (AREA)

Description

【図面の簡単な説明】
第１図は本考案にかかる人工接地試験装置の一
実施例を示す回路図、第２図は従来装置の回路図
である。 １……三相３線式高圧母線、２……配電線、３
……地絡保護継電器、４……遮断器、７……零相
変流器、１０……三相変圧器、１２……断路器、
１３……相切替スイツチ、１４……低圧出力回路
、１５……可変抵抗器、１７……変流器、１８…
…配電線切替スイツチ。

Claims (1)

    【実用新案登録請求の範囲】
  1. 三相３線式高圧母線から分岐した配電線に地絡
    保護継電器と、これによつて作動される遮断器を
    装備したものにおいて、上記高圧母線の各相と三
    相変圧器の高圧側を断路器を介して接続し、この
    三相変圧器の低圧側に各相の低圧出力を選択出力
    する相切替スイツチを接続すると共に、この相切
    替スイツチの低圧出力回路中に回路電流を可変す
    る可変抵抗器を介在させ、また該回路電流を取出
    す変流器を設けて、取出した回路電流を零相変流
    器にて上記地絡保護継電器に注入するようにした
    三相３線式高圧系統の人工接地試験装置。
JP12770585U 1985-08-20 1985-08-20 Expired JPH0229781Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12770585U JPH0229781Y2 (ja) 1985-08-20 1985-08-20

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12770585U JPH0229781Y2 (ja) 1985-08-20 1985-08-20

Publications (2)

Publication Number Publication Date
JPS6238034U true JPS6238034U (ja) 1987-03-06
JPH0229781Y2 JPH0229781Y2 (ja) 1990-08-10

Family

ID=31022715

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12770585U Expired JPH0229781Y2 (ja) 1985-08-20 1985-08-20

Country Status (1)

Country Link
JP (1) JPH0229781Y2 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014025760A (ja) * 2012-07-25 2014-02-06 Chugoku Electric Power Co Inc:The 絶縁診断装置、絶縁診断システム、プログラム

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014025760A (ja) * 2012-07-25 2014-02-06 Chugoku Electric Power Co Inc:The 絶縁診断装置、絶縁診断システム、プログラム

Also Published As

Publication number Publication date
JPH0229781Y2 (ja) 1990-08-10

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