JPH0428738U - - Google Patents

Info

Publication number
JPH0428738U
JPH0428738U JP7055590U JP7055590U JPH0428738U JP H0428738 U JPH0428738 U JP H0428738U JP 7055590 U JP7055590 U JP 7055590U JP 7055590 U JP7055590 U JP 7055590U JP H0428738 U JPH0428738 U JP H0428738U
Authority
JP
Japan
Prior art keywords
ground
current
zero
event
passed
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.)
Pending
Application number
JP7055590U
Other languages
English (en)
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 JP7055590U priority Critical patent/JPH0428738U/ja
Publication of JPH0428738U publication Critical patent/JPH0428738U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Emergency Protection Circuit Devices (AREA)

Description

【図面の簡単な説明】
図面第1図は本考案、高圧地絡方向保護装置、
の概略図。1はライン線、2零相電流器、3は地
絡継電器、4は高圧開閉器、5はケーブル線、6
はコンデンサー、7は第一種接地線、8は第一種
接地線〔不接地〕、9は第一種接地極。

Claims (1)

  1. 【実用新案登録請求の範囲】 ケーブル線等の対地静電容量により対地充電電
    流にほぼ等しい逆向きの電流を零相変流器に通じ
    て外部〔保護範囲外〕地絡事故時には動作しない
    ことを特徴とする保護装置。
JP7055590U 1990-07-02 1990-07-02 Pending JPH0428738U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7055590U JPH0428738U (ja) 1990-07-02 1990-07-02

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7055590U JPH0428738U (ja) 1990-07-02 1990-07-02

Publications (1)

Publication Number Publication Date
JPH0428738U true JPH0428738U (ja) 1992-03-06

Family

ID=31606805

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7055590U Pending JPH0428738U (ja) 1990-07-02 1990-07-02

Country Status (1)

Country Link
JP (1) JPH0428738U (ja)

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