JPS6445439U - - Google Patents

Info

Publication number
JPS6445439U
JPS6445439U JP13779987U JP13779987U JPS6445439U JP S6445439 U JPS6445439 U JP S6445439U JP 13779987 U JP13779987 U JP 13779987U JP 13779987 U JP13779987 U JP 13779987U JP S6445439 U JPS6445439 U JP S6445439U
Authority
JP
Japan
Prior art keywords
output
detection relay
short
relay
circuit
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
JP13779987U
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 JP13779987U priority Critical patent/JPS6445439U/ja
Publication of JPS6445439U publication Critical patent/JPS6445439U/ja
Pending legal-status Critical Current

Links

Description

【図面の簡単な説明】
第1図は本考案の一実施例を示す回路構成図、
第2図は従来例を示す回路構成図である。 1a,1b,1c……主検出リレー、2a,2
b,2c……事故検出リレー、3a,3b,3c
……論理積手段、4a,4b,4c,5……論理
和手段、CT……変流器。

Claims (1)

  1. 【実用新案登録請求の範囲】 電力系統の短絡事故を検出する主検出リレーの
    出力と事故検出リレーの出力との論理積により遮
    断器のトリツプ指令を得る短絡保護継電装置にお
    いて、 ある相の主検出リレーの出力及び事故検出リレ
    ーの出力と、他の何れかの相の事故検出リレーの
    出力との論理積により前記トリツプ指令を得るこ
    とを特徴とする短絡保護継電装置。
JP13779987U 1987-09-09 1987-09-09 Pending JPS6445439U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13779987U JPS6445439U (ja) 1987-09-09 1987-09-09

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13779987U JPS6445439U (ja) 1987-09-09 1987-09-09

Publications (1)

Publication Number Publication Date
JPS6445439U true JPS6445439U (ja) 1989-03-20

Family

ID=31399550

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13779987U Pending JPS6445439U (ja) 1987-09-09 1987-09-09

Country Status (1)

Country Link
JP (1) JPS6445439U (ja)

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