JPS6059737U - DC ground fault relay - Google Patents

DC ground fault relay

Info

Publication number
JPS6059737U
JPS6059737U JP15129083U JP15129083U JPS6059737U JP S6059737 U JPS6059737 U JP S6059737U JP 15129083 U JP15129083 U JP 15129083U JP 15129083 U JP15129083 U JP 15129083U JP S6059737 U JPS6059737 U JP S6059737U
Authority
JP
Japan
Prior art keywords
circuit
ground fault
relay
signal
fault relay
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
JP15129083U
Other languages
Japanese (ja)
Inventor
藤井　正巳
Original Assignee
新神戸電機株式会社
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 新神戸電機株式会社 filed Critical 新神戸電機株式会社
Priority to JP15129083U priority Critical patent/JPS6059737U/en
Publication of JPS6059737U publication Critical patent/JPS6059737U/en
Pending legal-status Critical Current

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Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本考案の一実施例を示すブロック回路図、第２
図は第１図に示す検出回路の詳細説明回路図である。− １は検出回路、２は比較回路、３は遅延回路、４はＡＮ
Ｄ回路、５は表示回路、６はリレー駆動回路。　　　、Fig. 1 is a block circuit diagram showing one embodiment of the present invention;
The figure is a detailed explanatory circuit diagram of the detection circuit shown in FIG. 1. - 1 is a detection circuit, 2 is a comparison circuit, 3 is a delay circuit, 4 is an AN
D circuit, 5 is a display circuit, and 6 is a relay drive circuit. ,

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 直流回路における正、又は負の地絡を検出する検出回路
と、検出信号を比較する比較回路と、比較回路からの信
号により正か又は負の地絡を表示する表示回路と、比較
回路からの信号により一定時間遅延する遅延回路と、比
較回路、遅延回路からの信号のＡＮＤをとるＡＮＤ回路
と、ＡＮＤ回路からの信号によりリレーを駆動するリレ
ー駆動回路を備えてなる直流地絡継電器。A detection circuit that detects a positive or negative ground fault in a DC circuit, a comparison circuit that compares the detection signals, a display circuit that indicates a positive or negative ground fault based on the signal from the comparison circuit, and a A DC ground fault relay comprising a delay circuit that delays a certain period of time depending on a signal, a comparator circuit, an AND circuit that ANDs signals from the delay circuit, and a relay drive circuit that drives the relay using the signal from the AND circuit.
JP15129083U 1983-09-29 1983-09-29 DC ground fault relay Pending JPS6059737U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15129083U JPS6059737U (en) 1983-09-29 1983-09-29 DC ground fault relay

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15129083U JPS6059737U (en) 1983-09-29 1983-09-29 DC ground fault relay

Publications (1)

Publication Number Publication Date
JPS6059737U true JPS6059737U (en) 1985-04-25

Family

ID=30335301

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15129083U Pending JPS6059737U (en) 1983-09-29 1983-09-29 DC ground fault relay

Country Status (1)

Country Link
JP (1) JPS6059737U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010213450A (en) * 2009-03-10 2010-09-24 Fuji Electric Systems Co Ltd Apparatus for detection of line-to-ground fault

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010213450A (en) * 2009-03-10 2010-09-24 Fuji Electric Systems Co Ltd Apparatus for detection of line-to-ground fault

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