JPS6146841U - DC ground fault relay - Google Patents

DC ground fault relay

Info

Publication number
JPS6146841U
JPS6146841U JP13083984U JP13083984U JPS6146841U JP S6146841 U JPS6146841 U JP S6146841U JP 13083984 U JP13083984 U JP 13083984U JP 13083984 U JP13083984 U JP 13083984U JP S6146841 U JPS6146841 U JP S6146841U
Authority
JP
Japan
Prior art keywords
ground fault
variable
fault relay
capacitance
resistance
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
JP13083984U
Other languages
Japanese (ja)
Inventor
政吉 竹内
Original Assignee
株式会社明電舎
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 株式会社明電舎 filed Critical 株式会社明電舎
Priority to JP13083984U priority Critical patent/JPS6146841U/en
Publication of JPS6146841U publication Critical patent/JPS6146841U/en
Pending legal-status Critical Current

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  • Emergency Protection Circuit Devices (AREA)

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) [Summary] 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図は本考案の実施例を示す回路図、第２図は従来の
直流地絡継電器を示す回路図である。 ２・・・直流地絡継電器本体、Ｃ１〜Ｃｎ・・・静電容
量可変要素としてのコンデンサ群、Ｒ１〜Ｒｎ・・・抵
抗可変要素としての抵抗群、３・・・第１の切換え手段
、４・・・第２の切換え手段。FIG. 1 is a circuit diagram showing an embodiment of the present invention, and FIG. 2 is a circuit diagram showing a conventional DC ground fault relay. 2... DC ground fault relay main body, C1 to Cn... Capacitor group as a capacitance variable element, R1 to Rn... Resistance group as a resistance variable element, 3... First switching means, 4...Second switching means.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 直流地絡継電器本体と、各々一端が接地された静電容量
可変要素及び抵抗可変要素と、正極ラインを静電容量可
変要素の他端及び抵抗可変要素の他端の少なくとも一方
に接続する第１の切換え手段と、負極ラインを静電容量
可変要素の他端及び抵抗可変要素の他端の少なくとも一
方に接続する第２の切換え手段とを有して成ることを特
徴とする直流地絡継電器。a DC ground fault relay main body, a capacitance variable element and a resistance variable element each having one end grounded, and a first line connecting a positive electrode line to at least one of the other end of the capacitance variable element and the other end of the resistance variable element. and a second switching means for connecting the negative electrode line to at least one of the other end of the variable capacitance element and the other end of the variable resistance element.
JP13083984U 1984-08-29 1984-08-29 DC ground fault relay Pending JPS6146841U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13083984U JPS6146841U (en) 1984-08-29 1984-08-29 DC ground fault relay

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13083984U JPS6146841U (en) 1984-08-29 1984-08-29 DC ground fault relay

Publications (1)

Publication Number Publication Date
JPS6146841U true JPS6146841U (en) 1986-03-28

Family

ID=30689435

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13083984U Pending JPS6146841U (en) 1984-08-29 1984-08-29 DC ground fault relay

Country Status (1)

Country Link
JP (1) JPS6146841U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010042784A (en) * 2008-08-18 2010-02-25 West Japan Railway Co Direct current high-voltage grounding relay and circuit for preventing malfunction of relay
JP2011152002A (en) * 2010-01-22 2011-08-04 Ntt Facilities Inc Middle point grounding controller and method for controlling the same

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010042784A (en) * 2008-08-18 2010-02-25 West Japan Railway Co Direct current high-voltage grounding relay and circuit for preventing malfunction of relay
JP2011152002A (en) * 2010-01-22 2011-08-04 Ntt Facilities Inc Middle point grounding controller and method for controlling the same

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