JPS57161665A - Measuring circuit for insulation resistance value - Google Patents

Measuring circuit for insulation resistance value

Info

Publication number
JPS57161665A
JPS57161665A JP4900381A JP4900381A JPS57161665A JP S57161665 A JPS57161665 A JP S57161665A JP 4900381 A JP4900381 A JP 4900381A JP 4900381 A JP4900381 A JP 4900381A JP S57161665 A JPS57161665 A JP S57161665A
Authority
JP
Japan
Prior art keywords
circuit
circuits
electric system
resistors
insulation
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
JP4900381A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0314144B2 (enrdf_load_stackoverflow
Inventor
Masaru Hirano
Takeshi Tsuruta
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nippon Steel Corp
Original Assignee
Sumitomo Metal Industries Ltd
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 Sumitomo Metal Industries Ltd filed Critical Sumitomo Metal Industries Ltd
Priority to JP4900381A priority Critical patent/JPS57161665A/ja
Publication of JPS57161665A publication Critical patent/JPS57161665A/ja
Publication of JPH0314144B2 publication Critical patent/JPH0314144B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
    • G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
    • G01R27/025—Measuring very high resistances, e.g. isolation resistances, i.e. megohm-meters

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
JP4900381A 1981-03-31 1981-03-31 Measuring circuit for insulation resistance value Granted JPS57161665A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4900381A JPS57161665A (en) 1981-03-31 1981-03-31 Measuring circuit for insulation resistance value

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4900381A JPS57161665A (en) 1981-03-31 1981-03-31 Measuring circuit for insulation resistance value

Publications (2)

Publication Number Publication Date
JPS57161665A true JPS57161665A (en) 1982-10-05
JPH0314144B2 JPH0314144B2 (enrdf_load_stackoverflow) 1991-02-26

Family

ID=12818998

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4900381A Granted JPS57161665A (en) 1981-03-31 1981-03-31 Measuring circuit for insulation resistance value

Country Status (1)

Country Link
JP (1) JPS57161665A (enrdf_load_stackoverflow)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4540922A (en) * 1983-03-21 1985-09-10 Automeg, Inc. Motor winding leakage monitor
EP1085634A1 (en) * 1999-09-16 2001-03-21 Westinghouse Air Brake Company Method and apparatus for detecting leakage current on a two wire dc or ac power line
JP2007298330A (ja) * 2006-04-28 2007-11-15 Fuji Electric Systems Co Ltd 絶縁抵抗測定方法および装置
JP2009031187A (ja) * 2007-07-30 2009-02-12 Fuji Electric Systems Co Ltd 絶縁抵抗測定方法および装置
JP2009294110A (ja) * 2008-06-05 2009-12-17 Toshiba Mitsubishi-Electric Industrial System Corp 二次電池システム
JP2010183765A (ja) * 2009-02-06 2010-08-19 Denso Corp 電力変換回路の電流検出装置
WO2011067847A1 (ja) * 2009-12-03 2011-06-09 東芝三菱電機産業システム株式会社 二次電池システム
CN104569597A (zh) * 2014-12-18 2015-04-29 北京新能源汽车股份有限公司 动力电池的绝缘电阻的检测方法和装置
JP2017075930A (ja) * 2015-10-13 2017-04-20 富士電機株式会社 直流給電回路の絶縁抵抗測定方法および測定装置

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4540922A (en) * 1983-03-21 1985-09-10 Automeg, Inc. Motor winding leakage monitor
EP1085634A1 (en) * 1999-09-16 2001-03-21 Westinghouse Air Brake Company Method and apparatus for detecting leakage current on a two wire dc or ac power line
JP2007298330A (ja) * 2006-04-28 2007-11-15 Fuji Electric Systems Co Ltd 絶縁抵抗測定方法および装置
JP2009031187A (ja) * 2007-07-30 2009-02-12 Fuji Electric Systems Co Ltd 絶縁抵抗測定方法および装置
JP2009294110A (ja) * 2008-06-05 2009-12-17 Toshiba Mitsubishi-Electric Industrial System Corp 二次電池システム
JP2010183765A (ja) * 2009-02-06 2010-08-19 Denso Corp 電力変換回路の電流検出装置
WO2011067847A1 (ja) * 2009-12-03 2011-06-09 東芝三菱電機産業システム株式会社 二次電池システム
CN104569597A (zh) * 2014-12-18 2015-04-29 北京新能源汽车股份有限公司 动力电池的绝缘电阻的检测方法和装置
JP2017075930A (ja) * 2015-10-13 2017-04-20 富士電機株式会社 直流給電回路の絶縁抵抗測定方法および測定装置

Also Published As

Publication number Publication date
JPH0314144B2 (enrdf_load_stackoverflow) 1991-02-26

Similar Documents

Publication Publication Date Title
JPS57161665A (en) Measuring circuit for insulation resistance value
JPS5826522A (ja) 交流発電機の接地検出装置
JPH0379669B2 (enrdf_load_stackoverflow)
ATE23759T1 (de) Gleichstrommeldeanlage.
US3500194A (en) Method and means for detecting unauthorized use of electric power
US4032766A (en) Wide range current flow fault detector
SE447691B (sv) Kopplingsanordning for att detektera strommar i ett system med tva ledare utnyttjande jord som gemensam aterledare
JPS5527922A (en) Position detector
JPS5826640A (ja) き電線の過電流保護装置
JPS5932319A (ja) サイリスタスイツチ故障監視方式
US4797775A (en) Symmetrical fault current detector
JPS56166797A (en) Operation monitoring device for multiple motors
SU1749849A1 (ru) Устройство дл контрол сопротивлени изол ции электрических сетей
JPS6036689B2 (ja) 接地混触検出装置
JPS5758421A (en) Pilot signal monitoring system for relay device
JPS57106868A (en) Current measuring device
JPS5457144A (en) Overcurrent detector
JPS5780273A (en) Inverter device
JPS6413472A (en) Method for measuring accident point of cable
JPS5668916A (en) Magnetic head
JPS60125115A (ja) 接地検出装置
SU813313A1 (ru) Устройство допускового контрол элЕКТРичЕСКиХ цЕпЕй
JPS5563501A (en) Slip detecting device for electric car
SU983611A1 (ru) Устройство дл контрол магнитных сердечников
SU1142882A1 (ru) Электрометрический усилитель