JPH0244876U - - Google Patents

Info

Publication number
JPH0244876U
JPH0244876U JP12420488U JP12420488U JPH0244876U JP H0244876 U JPH0244876 U JP H0244876U JP 12420488 U JP12420488 U JP 12420488U JP 12420488 U JP12420488 U JP 12420488U JP H0244876 U JPH0244876 U JP H0244876U
Authority
JP
Japan
Prior art keywords
overcurrent
thyristor
load
turns
magnetic contactor
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.)
Granted
Application number
JP12420488U
Other languages
English (en)
Other versions
JPH073829Y2 (ja
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 JP12420488U priority Critical patent/JPH073829Y2/ja
Publication of JPH0244876U publication Critical patent/JPH0244876U/ja
Application granted granted Critical
Publication of JPH073829Y2 publication Critical patent/JPH073829Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Protection Of Static Devices (AREA)
  • Dc-Dc Converters (AREA)

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図、第2
図は第1図における過電流発生時のタイムチヤー
ト、第3図は従来の回路図である。 2……パワートランジスタ、3……リアクトル
、5……負荷、6……平滑用コンデンサ、7……
サイリスタ、8……電磁接触器、9……過電流検
出回路、10……ホール変流器。

Claims (1)

    【実用新案登録請求の範囲】
  1. 直流電源と負荷との間に設けるチヨツパ部の通
    流率を制御するスイツチ動作によつて負荷に電圧
    低下させた直流電流を供給する降圧チヨツパにお
    いて、前記チヨツパ部に並列に設けたサイリスタ
    及び電磁接触器と、前記直流電流の過電流検出時
    に前記サイリスタをオン制御しかつ前記電磁接触
    器のオン動作遅れ時間以上の期間で過電流解消ま
    で該電磁接触器をオン制御する過電流検出回路と
    を備えたことを特徴とする降圧チヨツパ。
JP12420488U 1988-09-22 1988-09-22 降圧チョッパ Expired - Lifetime JPH073829Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12420488U JPH073829Y2 (ja) 1988-09-22 1988-09-22 降圧チョッパ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12420488U JPH073829Y2 (ja) 1988-09-22 1988-09-22 降圧チョッパ

Publications (2)

Publication Number Publication Date
JPH0244876U true JPH0244876U (ja) 1990-03-28
JPH073829Y2 JPH073829Y2 (ja) 1995-01-30

Family

ID=31373732

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12420488U Expired - Lifetime JPH073829Y2 (ja) 1988-09-22 1988-09-22 降圧チョッパ

Country Status (1)

Country Link
JP (1) JPH073829Y2 (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010279166A (ja) * 2009-05-28 2010-12-09 Mitsubishi Electric Corp 電力変換装置
JP2011182519A (ja) * 2010-02-26 2011-09-15 Mitsubishi Electric Corp 電力変換装置

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102627415B1 (ko) * 2021-06-01 2024-01-19 (주)신아이엔지 독립적인 바이패스 기능을 갖는 무정전 전원 공급 장치

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010279166A (ja) * 2009-05-28 2010-12-09 Mitsubishi Electric Corp 電力変換装置
JP2011182519A (ja) * 2010-02-26 2011-09-15 Mitsubishi Electric Corp 電力変換装置

Also Published As

Publication number Publication date
JPH073829Y2 (ja) 1995-01-30

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