JPS59142771U - Thyristor failure detection device - Google Patents

Thyristor failure detection device

Info

Publication number
JPS59142771U
JPS59142771U JP3688983U JP3688983U JPS59142771U JP S59142771 U JPS59142771 U JP S59142771U JP 3688983 U JP3688983 U JP 3688983U JP 3688983 U JP3688983 U JP 3688983U JP S59142771 U JPS59142771 U JP S59142771U
Authority
JP
Japan
Prior art keywords
detection device
failure detection
thyristor
thyristor failure
current transformer
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
JP3688983U
Other languages
Japanese (ja)
Inventor
小野田　芳光
智 佐々木
Original Assignee
株式会社日立製作所
日立エレベ−タサ−ビス株式会社
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 株式会社日立製作所, 日立エレベ−タサ−ビス株式会社 filed Critical 株式会社日立製作所
Priority to JP3688983U priority Critical patent/JPS59142771U/en
Publication of JPS59142771U publication Critical patent/JPS59142771U/en
Pending legal-status Critical Current

Links

Landscapes

  • Escalators And Moving Walkways (AREA)
  • Thyristors (AREA)
  • Protection Of Static Devices (AREA)
  • Testing Electric Properties And Detecting Electric Faults (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 drawings]

第１図、第２図は従来の装置の系統図、第３図は本考案
の一実施例との系統図、第４図、第５図は第３図の動作
の説明図である。 ２１．３１・・・変流器、２２．３２・・・出力巻線、
２３．３３・・・抵抗器、２４．３４・・・バイアス巻
線、２５．３５・・・全波整流器、２６．３６・・・電
源遮断指令装置。1 and 2 are system diagrams of a conventional device, FIG. 3 is a system diagram of an embodiment of the present invention, and FIGS. 4 and 5 are explanatory diagrams of the operation of FIG. 3. 21.31... Current transformer, 22.32... Output winding,
23.33...Resistor, 24.34...Bias winding, 25.35...Full wave rectifier, 26.36...Power cutoff command device.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] サイリスタが破損して短絡状態になったことを検出する
ためにサイリスタ素子に直列に変流器を接続したことを
特徴とするサイリスタの故障検出装置。A thyristor failure detection device characterized in that a current transformer is connected in series with a thyristor element in order to detect when the thyristor is damaged and short-circuited.
JP3688983U 1983-03-16 1983-03-16 Thyristor failure detection device Pending JPS59142771U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3688983U JPS59142771U (en) 1983-03-16 1983-03-16 Thyristor failure detection device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3688983U JPS59142771U (en) 1983-03-16 1983-03-16 Thyristor failure detection device

Publications (1)

Publication Number Publication Date
JPS59142771U true JPS59142771U (en) 1984-09-25

Family

ID=30167551

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3688983U Pending JPS59142771U (en) 1983-03-16 1983-03-16 Thyristor failure detection device

Country Status (1)

Country Link
JP (1) JPS59142771U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017147924A (en) * 2016-02-19 2017-08-24 エルエス産電株式会社Lsis Co., Ltd. Fault detector for anti-parallel thyristor

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017147924A (en) * 2016-02-19 2017-08-24 エルエス産電株式会社Lsis Co., Ltd. Fault detector for anti-parallel thyristor

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