JPS5825522U - Secondary protection device for current transformers - Google Patents

Secondary protection device for current transformers

Info

Publication number
JPS5825522U
JPS5825522U JP11875881U JP11875881U JPS5825522U JP S5825522 U JPS5825522 U JP S5825522U JP 11875881 U JP11875881 U JP 11875881U JP 11875881 U JP11875881 U JP 11875881U JP S5825522 U JPS5825522 U JP S5825522U
Authority
JP
Japan
Prior art keywords
protection device
secondary protection
secondary winding
current transformers
iron core
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
JP11875881U
Other languages
Japanese (ja)
Inventor
富田　嘉則
Original Assignee
株式会社日立製作所
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 株式会社日立製作所 filed Critical 株式会社日立製作所
Priority to JP11875881U priority Critical patent/JPS5825522U/en
Publication of JPS5825522U publication Critical patent/JPS5825522U/en
Pending legal-status Critical Current

Links

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 drawings]

第１図は本考案による二次保護装置を使用した回路図で
ある。 ５・・・二次保護装置、６・・・コイル、７・・・鉄心
、８・・・永久磁石、９・・・整流器、１０・・・抵抗
器、１１ａ。 １１ｂ・・・磁性体接点。FIG. 1 is a circuit diagram using a secondary protection device according to the present invention. 5... Secondary protection device, 6... Coil, 7... Iron core, 8... Permanent magnet, 9... Rectifier, 10... Resistor, 11a. 11b...Magnetic contact.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 変流器の二次巻線側に並列に接続される二次保護装置に
おいて、一定の空隙をもった鉄心の両極端に設けた永久
磁石と、前記永久磁石間の前記空隙配置した磁性体接点
と、・前記鉄心に配置したコイルに抵抗器と整流器とを
直列に接続して形成した二次巻線と、前記磁性体接点の
一方を前記二次巻線と並列に接続した回路と、前記磁性
体接点の他方に警報装置を直列に接続した回路とからな
ることを特徴とする変流器二次保護装置。A secondary protection device connected in parallel to the secondary winding side of a current transformer includes permanent magnets provided at both ends of an iron core with a certain air gap, and magnetic contacts arranged in the air gap between the permanent magnets. , - a secondary winding formed by connecting a resistor and a rectifier in series to a coil arranged on the iron core, a circuit in which one of the magnetic contacts is connected in parallel with the secondary winding, and the magnetic A current transformer secondary protection device comprising a circuit in which an alarm device is connected in series to the other body contact point.
JP11875881U 1981-08-12 1981-08-12 Secondary protection device for current transformers Pending JPS5825522U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11875881U JPS5825522U (en) 1981-08-12 1981-08-12 Secondary protection device for current transformers

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11875881U JPS5825522U (en) 1981-08-12 1981-08-12 Secondary protection device for current transformers

Publications (1)

Publication Number Publication Date
JPS5825522U true JPS5825522U (en) 1983-02-18

Family

ID=29912872

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11875881U Pending JPS5825522U (en) 1981-08-12 1981-08-12 Secondary protection device for current transformers

Country Status (1)

Country Link
JP (1) JPS5825522U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63199402U (en) * 1987-06-12 1988-12-22

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63199402U (en) * 1987-06-12 1988-12-22

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