ATE534040T1 - Schaltungsprüfeinrichtung - Google Patents

Schaltungsprüfeinrichtung

Info

Publication number
ATE534040T1
ATE534040T1 AT02256753T AT02256753T ATE534040T1 AT E534040 T1 ATE534040 T1 AT E534040T1 AT 02256753 T AT02256753 T AT 02256753T AT 02256753 T AT02256753 T AT 02256753T AT E534040 T1 ATE534040 T1 AT E534040T1
Authority
AT
Austria
Prior art keywords
neutral
earth
circuit
line
resistance
Prior art date
Application number
AT02256753T
Other languages
English (en)
Inventor
Arun Sehdev
William D Hardy
Original Assignee
Robin Electronics 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 Robin Electronics Ltd filed Critical Robin Electronics Ltd
Application granted granted Critical
Publication of ATE534040T1 publication Critical patent/ATE534040T1/de

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
    • G01R27/16—Measuring impedance of element or network through which a current is passing from another source, e.g. cable, power line
    • G01R27/18—Measuring resistance to earth, i.e. line to ground

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
  • Glass Compositions (AREA)
  • Chemical And Physical Treatments For Wood And The Like (AREA)
  • Eye Examination Apparatus (AREA)
  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
AT02256753T 2001-10-02 2002-09-27 Schaltungsprüfeinrichtung ATE534040T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0123651A GB2380554A (en) 2001-10-02 2001-10-02 Circuit Tester

Publications (1)

Publication Number Publication Date
ATE534040T1 true ATE534040T1 (de) 2011-12-15

Family

ID=9923104

Family Applications (1)

Application Number Title Priority Date Filing Date
AT02256753T ATE534040T1 (de) 2001-10-02 2002-09-27 Schaltungsprüfeinrichtung

Country Status (3)

Country Link
EP (1) EP1306682B1 (de)
AT (1) ATE534040T1 (de)
GB (1) GB2380554A (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE60306124D1 (de) * 2003-05-26 2006-07-27 Cirprotec S L Vorrichtung zur Erdwiderstandsmessungen unter Verwendung der Neutral-Erde-Schleife und Messverfahren
JP4297774B2 (ja) * 2003-12-03 2009-07-15 共立電気計器株式會社 電力線路用ループインピーダンス取得方法およびループインピーダンステスタ
GB0504352D0 (en) * 2005-03-03 2005-04-06 Deepstream Technologies Ltd Method and apparatus for monitoring the earth loop impedance of an electrical installation
GB0514842D0 (en) * 2005-07-20 2005-08-24 Kew Technik Ltd Testing device and method
US7791351B2 (en) 2006-08-11 2010-09-07 Monte B Raber Method for detecting electrical ground faults
US20100271225A1 (en) * 2006-08-18 2010-10-28 Aurora Energy Pty Ltd. Method and apparatus for detecting a fault in a supply line
GB0701200D0 (en) 2007-01-23 2007-02-28 Seaward Electronic Ltd Method and apparatus for determining impedance of live-earth loop of electrical power supply
US8855951B2 (en) * 2010-04-13 2014-10-07 Ford Global Technologies, Llc Power distribution circuit diagnostic system and method
FR2970784B1 (fr) * 2011-01-26 2016-10-28 Peugeot Citroen Automobiles Sa Dispositif de detection de defaut de connexion a la terre d'un systeme a connecteur electrique
CN103018570A (zh) * 2012-10-10 2013-04-03 国家电网公司 一种接地电阻测试设备
US9304168B2 (en) * 2012-10-29 2016-04-05 General Electric Company Methods and apparatus for testing an electronic trip device
CN103399208A (zh) * 2013-08-08 2013-11-20 优利德科技(中国)有限公司 一种电源火线与地线之间阻抗的测量装置及方法
WO2015018019A1 (zh) * 2013-08-08 2015-02-12 优利德科技(中国)有限公司 一种电源火线与地线之间阻抗的测量装置及方法
CN105938175B (zh) * 2016-05-31 2019-03-12 贵阳英纳瑞电气有限公司 基于dsp的直流系统瞬间接地在线监测方法及装置制造
CN111505439A (zh) * 2020-04-21 2020-08-07 国网江苏省电力有限公司电力科学研究院 一种直流系统用阻抗扫频装置及其控制方法、存储介质
CN117929854A (zh) * 2024-03-22 2024-04-26 深圳市瀚强科技股份有限公司 负载阻抗检测电路以及射频电源设备

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8712461D0 (en) 1987-05-27 1987-07-01 Robin Electronics Ltd Circuit testing
GB9416122D0 (en) * 1994-08-10 1994-09-28 Jekyll Electric Technology Ltd Loop testers
ATE231975T1 (de) * 1997-05-30 2003-02-15 Chauvin Arnoux Messverfahren zur messung der schleifenwiderstandes eines stromversorgungsnetzes mit nulleitern
DE19746200C2 (de) * 1997-10-18 2001-06-28 Beha C Gmbh Verfahren zur Bestimmung des Schleifenwiderstands eines Stromversorgungsnetzes

Also Published As

Publication number Publication date
GB2380554A (en) 2003-04-09
EP1306682A3 (de) 2003-11-19
EP1306682B1 (de) 2011-11-16
EP1306682A2 (de) 2003-05-02
GB0123651D0 (en) 2001-11-21

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