JPS5825590U - Protective device for inverter equipment - Google Patents

Protective device for inverter equipment

Info

Publication number
JPS5825590U
JPS5825590U JP12028981U JP12028981U JPS5825590U JP S5825590 U JPS5825590 U JP S5825590U JP 12028981 U JP12028981 U JP 12028981U JP 12028981 U JP12028981 U JP 12028981U JP S5825590 U JPS5825590 U JP S5825590U
Authority
JP
Japan
Prior art keywords
low frequency
frequency filter
protective device
current detector
output
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
JP12028981U
Other languages
Japanese (ja)
Inventor
幸雄 井上
Original Assignee
株式会社三社電機製作所
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 株式会社三社電機製作所 filed Critical 株式会社三社電機製作所
Priority to JP12028981U priority Critical patent/JPS5825590U/en
Publication of JPS5825590U publication Critical patent/JPS5825590U/en
Pending legal-status Critical Current

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  • Power Conversion In General (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図は従来装置の構成を示すブロック図、第２図はこ
の考案の一実施例装置の構成を示すブロック図である。 ′　１１・・・インバータ装置、１４・・・低周波フィ
ルタ、１５・・・負荷、１６・・・電流検出器、１７・
・・比較器、１８・・・基準電源。FIG. 1 is a block diagram showing the configuration of a conventional device, and FIG. 2 is a block diagram showing the configuration of an embodiment of the device. ' 11... Inverter device, 14... Low frequency filter, 15... Load, 16... Current detector, 17...
... Comparator, 18... Reference power supply.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] インバータ装置の出力を低周波フィルタにより波形成形
して負荷に供給する装置において、前記低周波フィルタ
の入力側に設けられ該低周波フィルタの入力電流を検出
する電流検出器と、基準電源と、該基準電源の設定値と
前記電流検出器の検出出力とを比較し該検出出力が前記
設定値を越えたときに比較出力を導出する比較器とを備
え、該比較器の出力信号に基づき前記インバータ装置の
出力を低減せしめるように成したことを特徴とするイン
バータ装置の保護装置。The device includes a current detector provided on the input side of the low frequency filter to detect the input current of the low frequency filter, a reference power source, and a current detector provided on the input side of the low frequency filter to detect the input current of the low frequency filter; a comparator that compares a set value of a reference power supply with a detected output of the current detector and derives a comparison output when the detected output exceeds the set value; A protection device for an inverter device, characterized in that the device is configured to reduce the output of the device.
JP12028981U 1981-08-13 1981-08-13 Protective device for inverter equipment Pending JPS5825590U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12028981U JPS5825590U (en) 1981-08-13 1981-08-13 Protective device for inverter equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12028981U JPS5825590U (en) 1981-08-13 1981-08-13 Protective device for inverter equipment

Publications (1)

Publication Number Publication Date
JPS5825590U true JPS5825590U (en) 1983-02-18

Family

ID=29914308

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12028981U Pending JPS5825590U (en) 1981-08-13 1981-08-13 Protective device for inverter equipment

Country Status (1)

Country Link
JP (1) JPS5825590U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014236530A (en) * 2013-05-30 2014-12-15 富士電機株式会社 Power conversion device

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5385340A (en) * 1977-01-06 1978-07-27 Mitsubishi Electric Corp Static inverter

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5385340A (en) * 1977-01-06 1978-07-27 Mitsubishi Electric Corp Static inverter

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014236530A (en) * 2013-05-30 2014-12-15 富士電機株式会社 Power conversion device

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