JPS63156533U - - Google Patents

Info

Publication number
JPS63156533U
JPS63156533U JP4861287U JP4861287U JPS63156533U JP S63156533 U JPS63156533 U JP S63156533U JP 4861287 U JP4861287 U JP 4861287U JP 4861287 U JP4861287 U JP 4861287U JP S63156533 U JPS63156533 U JP S63156533U
Authority
JP
Japan
Prior art keywords
zero
phase current
current transformer
secondary output
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.)
Granted
Application number
JP4861287U
Other languages
English (en)
Other versions
JPH0526900Y2 (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 JP1987048612U priority Critical patent/JPH0526900Y2/ja
Publication of JPS63156533U publication Critical patent/JPS63156533U/ja
Application granted granted Critical
Publication of JPH0526900Y2 publication Critical patent/JPH0526900Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Emergency Protection Circuit Devices (AREA)

Description

【図面の簡単な説明】
第1図は本考案による漏洩電流検出装置の一実
施例を示す機能ブロツク図、第2図は零相変流器
の特性と補正を示す説明図、第3図は第1図の動
作を示すフローチヤートである。 1……主電気回路、2……零相変流器、5……
制御部、16……補正回路。

Claims (1)

    【実用新案登録請求の範囲】
  1. 主電気回路の漏洩電流を検出する零相変流器と
    、この零相変流器の二次出力に基づいて遮断部を
    制御する制御部を備えた漏洩電流検出装置におい
    て、前記零相変流器の二次出力に出力電圧を発生
    させる補正電流回路を設け、前記制御部は始動時
    の零相変流器の二次出力と前記補正電流回路を駆
    動して得られる前記零相変流器の二次出力とを記
    憶する記憶手段を有し、常時前記記憶手段に記憶
    された内容に基づいて補正係数を演算し前記零相
    変流器の二次出力を補正することを特徴とする漏
    洩電流検出装置。
JP1987048612U 1987-03-31 1987-03-31 Expired - Lifetime JPH0526900Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987048612U JPH0526900Y2 (ja) 1987-03-31 1987-03-31

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987048612U JPH0526900Y2 (ja) 1987-03-31 1987-03-31

Publications (2)

Publication Number Publication Date
JPS63156533U true JPS63156533U (ja) 1988-10-13
JPH0526900Y2 JPH0526900Y2 (ja) 1993-07-08

Family

ID=30870306

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987048612U Expired - Lifetime JPH0526900Y2 (ja) 1987-03-31 1987-03-31

Country Status (1)

Country Link
JP (1) JPH0526900Y2 (ja)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007533289A (ja) * 2004-04-19 2007-11-15 トリニティ エス.エー. 地絡回路のための方法および安全装置
JP2008157838A (ja) * 2006-12-26 2008-07-10 Hitachi Industrial Equipment Systems Co Ltd 絶縁監視装置
JP2009081928A (ja) * 2007-09-26 2009-04-16 Tempearl Ind Co Ltd 漏洩電流を検出する装置
JP2019109192A (ja) * 2017-12-20 2019-07-04 株式会社日立産機システム 絶縁監視装置および絶縁監視システム

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5542487A (en) * 1978-09-21 1980-03-25 Matsushita Electric Ind Co Ltd Multiplex television signal generator

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5542487A (en) * 1978-09-21 1980-03-25 Matsushita Electric Ind Co Ltd Multiplex television signal generator

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007533289A (ja) * 2004-04-19 2007-11-15 トリニティ エス.エー. 地絡回路のための方法および安全装置
JP2008157838A (ja) * 2006-12-26 2008-07-10 Hitachi Industrial Equipment Systems Co Ltd 絶縁監視装置
JP2009081928A (ja) * 2007-09-26 2009-04-16 Tempearl Ind Co Ltd 漏洩電流を検出する装置
JP2019109192A (ja) * 2017-12-20 2019-07-04 株式会社日立産機システム 絶縁監視装置および絶縁監視システム

Also Published As

Publication number Publication date
JPH0526900Y2 (ja) 1993-07-08

Similar Documents

Publication Publication Date Title
JPS63156533U (ja)
JPS637994U (ja)
JPH02116U (ja)
JPH0325866U (ja)
JPH0410315U (ja)
JPS6238100U (ja)
JPS61205236U (ja)
JPS63100928U (ja)
JPS6288152U (ja)
JPH03120687U (ja)
JPH0232118U (ja)
JPS63202141U (ja)
JPS63143089U (ja)
JPS62145500U (ja)
JPH0474320U (ja)
JPS6155715U (ja)
JPH0318638U (ja)
JPS6333382U (ja)
JPH0169341U (ja)
JPS63191842U (ja)
JPS62140900U (ja)
JPS61144742U (ja)
JPS6278094U (ja)
JPS6433379U (ja)
JPS63187587U (ja)