JPS58183034U - Unbalanced current detection device for three-phase AC load - Google Patents

Unbalanced current detection device for three-phase AC load

Info

Publication number
JPS58183034U
JPS58183034U JP7914782U JP7914782U JPS58183034U JP S58183034 U JPS58183034 U JP S58183034U JP 7914782 U JP7914782 U JP 7914782U JP 7914782 U JP7914782 U JP 7914782U JP S58183034 U JPS58183034 U JP S58183034U
Authority
JP
Japan
Prior art keywords
phase
load
detection device
current detection
unbalanced current
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
JP7914782U
Other languages
Japanese (ja)
Inventor
西畑　廣治
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 JP7914782U priority Critical patent/JPS58183034U/en
Publication of JPS58183034U publication Critical patent/JPS58183034U/en
Pending legal-status Critical Current

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  • Measurement Of Current Or Voltage (AREA)
  • 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 drawings]

図は、本考案の一実施例のシステム構成図である。 １・・・・・・分流器、２・・・Ｌ整流器、３・・・・
・・電圧し〜ル調整器、４・・・・・・コンパレータ、
５・・聞比較回路、７・・・・・・異常出力回路。The figure is a system configuration diagram of an embodiment of the present invention. 1... shunt, 2... L rectifier, 3...
...Voltage regulator, 4...Comparator,
5... Listen comparison circuit, 7... Abnormal output circuit.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 三相交流負荷の各相電流の検出において、レベル調整器
、比較回路、一致回路を設けたことを特徴とする三相交
流負荷の不平衡電流検出装置。An unbalanced current detection device for a three-phase AC load, characterized in that a level adjuster, a comparison circuit, and a matching circuit are provided for detecting each phase current of the three-phase AC load.
JP7914782U 1982-05-31 1982-05-31 Unbalanced current detection device for three-phase AC load Pending JPS58183034U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7914782U JPS58183034U (en) 1982-05-31 1982-05-31 Unbalanced current detection device for three-phase AC load

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7914782U JPS58183034U (en) 1982-05-31 1982-05-31 Unbalanced current detection device for three-phase AC load

Publications (1)

Publication Number Publication Date
JPS58183034U true JPS58183034U (en) 1983-12-06

Family

ID=30088343

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7914782U Pending JPS58183034U (en) 1982-05-31 1982-05-31 Unbalanced current detection device for three-phase AC load

Country Status (1)

Country Link
JP (1) JPS58183034U (en)

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