DE69706659D1 - Prüfung von elektrischen anlagen - Google Patents
Prüfung von elektrischen anlagenInfo
- Publication number
- DE69706659D1 DE69706659D1 DE69706659T DE69706659T DE69706659D1 DE 69706659 D1 DE69706659 D1 DE 69706659D1 DE 69706659 T DE69706659 T DE 69706659T DE 69706659 T DE69706659 T DE 69706659T DE 69706659 D1 DE69706659 D1 DE 69706659D1
- Authority
- DE
- Germany
- Prior art keywords
- electrical systems
- testing electrical
- testing
- systems
- electrical
- 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.)
- Expired - Lifetime
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/40—Testing power supplies
- G01R31/42—AC power supplies
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
- H02H3/26—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to difference between voltages or between currents; responsive to phase angle between voltages or between currents
- H02H3/32—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors
- H02H3/33—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors using summation current transformers
- H02H3/332—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors using summation current transformers with means responsive to dc component in the fault current
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measurement Of Resistance Or Impedance (AREA)
- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GBGB9606751.7A GB9606751D0 (en) | 1996-03-29 | 1996-03-29 | RCD loop tester |
PCT/GB1997/000869 WO1997037237A1 (en) | 1996-03-29 | 1997-03-26 | Testing electrical installations |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69706659D1 true DE69706659D1 (de) | 2001-10-18 |
DE69706659T2 DE69706659T2 (de) | 2002-06-20 |
Family
ID=10791345
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69706659T Expired - Lifetime DE69706659T2 (de) | 1996-03-29 | 1997-03-26 | Prüfung von elektrischen anlagen |
Country Status (7)
Country | Link |
---|---|
US (1) | US6271668B1 (de) |
EP (1) | EP0890112B1 (de) |
JP (1) | JP3897818B2 (de) |
AU (1) | AU715296B2 (de) |
DE (1) | DE69706659T2 (de) |
GB (1) | GB9606751D0 (de) |
WO (1) | WO1997037237A1 (de) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AT405768B (de) * | 1997-11-04 | 1999-11-25 | Lem Norma Gmbh | Verfahren und vorrichtung zur messung des schleifenwiderstandes in schutzschalter-geschützten netzen |
AU2001249797A1 (en) * | 2000-04-04 | 2001-10-15 | Contact Technology Systems, Inc. | Arc fault current interrupter testing device |
US6719853B2 (en) | 2001-04-27 | 2004-04-13 | Siemens Aktiengesellschaft | Method for restoring the microstructure of a textured article and for refurbishing a gas turbine blade or vane |
EP1284390A1 (de) | 2001-06-27 | 2003-02-19 | Siemens Aktiengesellschaft | Hitzeschildanordnung für eine Heissgas führende Komponente, insbesondere für Strukturteile von Gasturbinen |
US6851612B2 (en) | 2001-07-20 | 2005-02-08 | Siemens Building Technologies, Inc. | Portable diagnostic device |
GB2413192B (en) * | 2001-10-24 | 2005-11-30 | Martindale Electrical Company | Loop impedance meter |
GB2381322B (en) * | 2001-10-24 | 2005-09-14 | Martindale Electric Company Lt | Loop impedance meter |
FR2866432B1 (fr) * | 2004-02-18 | 2006-05-05 | Chauvin Arnoux | Procede de mesure des resistances de terre d'installations electriques, par une mesure d'impedance de boucle. |
FR2872913B1 (fr) * | 2004-07-06 | 2006-10-27 | Chauvin Arnoux | Procede de determination des composantes active et reactive de l'impedance de boucle d'un reseau d'alimentation en courant alternatif, ainsi qu'un dispositif pour la mise en oeuvre de ce procede |
US7265555B2 (en) * | 2005-11-09 | 2007-09-04 | Douglas William Batten | Loop impedance meter |
FR2975498B1 (fr) * | 2011-05-19 | 2014-02-14 | Renault Sa | Dispositif et procede d'estimation de la resistance du raccordement a la terre d'un appareil electrique |
CN108627710B (zh) * | 2017-03-15 | 2021-10-01 | 深圳市奇辉电气有限公司 | 一种电气设备动作特性的检测方法及其*** |
US10884068B2 (en) | 2017-10-30 | 2021-01-05 | Eaton Intelligent Power Limited | Method and apparatus for measuring prospective short circuit current |
GB2591998B (en) * | 2020-02-05 | 2022-04-06 | Megger Instruments Ltd | Measuring loop resistance |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4931564B1 (de) * | 1968-01-18 | 1974-08-22 | ||
FR2000353A1 (de) * | 1968-01-18 | 1969-09-05 | Matsushita Electric Ind Co Ltd | |
US3662219A (en) * | 1970-03-16 | 1972-05-09 | Marion D Knox | Apparatus for automatic relay system testing |
US4005363A (en) * | 1974-10-22 | 1977-01-25 | The United States Of America As Represented By The Secretary Of The Air Force | Range resolving ground line sensor |
DE2545325C3 (de) * | 1975-10-09 | 1979-03-22 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Schaltungsanordnung zur Messung des Isolationswiderstandes erdfreier Starkstromschaltungen |
JPH0127399Y2 (de) * | 1980-11-14 | 1989-08-16 | ||
DE3269408D1 (en) * | 1981-09-10 | 1986-04-03 | Patented Devices Pty Ltd | Cable testing |
JPS5875074A (ja) * | 1981-10-30 | 1983-05-06 | Yokogawa Hewlett Packard Ltd | 容量あるいは他のパラメ−タの測定装置 |
GB2191591A (en) * | 1986-06-10 | 1987-12-16 | Kenure Developments Limited | Earth monitoring |
JPH07119785B2 (ja) * | 1986-06-20 | 1995-12-20 | 東洋通信機株式会社 | 絶縁監視装置 |
US4810950A (en) * | 1986-07-17 | 1989-03-07 | Ob Products, Inc. | Load resistance measuring technique |
GB8712461D0 (en) * | 1987-05-27 | 1987-07-01 | Robin Electronics Ltd | Circuit testing |
US4906938B1 (en) * | 1988-08-16 | 1995-02-14 | Zenith Electronics Corp | Power circuit locator |
US5352985A (en) * | 1991-11-29 | 1994-10-04 | H.P.M. Industries Pty Limited | Apparatus for determining the relative positions of power outlets within an electrical circuit |
GB2264178A (en) * | 1992-01-08 | 1993-08-18 | Robin Electronics Ltd | An insulation and/or continuity tester |
RU2108669C1 (ru) * | 1992-01-28 | 1998-04-10 | Алан РОСС | Система и способ измерения характеристик линии связи |
GB9313602D0 (en) * | 1993-07-01 | 1993-08-18 | Avo Megger Instr Ltd | Electrical test instrument |
US5497094A (en) * | 1994-01-21 | 1996-03-05 | George; David L. | Electrical circuit identification means |
US5969516A (en) * | 1997-07-25 | 1999-10-19 | Ntc, Inc. | Electrical circuit interrupter device locator |
-
1996
- 1996-03-29 GB GBGB9606751.7A patent/GB9606751D0/en active Pending
-
1997
- 1997-03-26 EP EP97914467A patent/EP0890112B1/de not_active Expired - Lifetime
- 1997-03-26 JP JP53502897A patent/JP3897818B2/ja not_active Expired - Fee Related
- 1997-03-26 US US09/155,500 patent/US6271668B1/en not_active Expired - Fee Related
- 1997-03-26 DE DE69706659T patent/DE69706659T2/de not_active Expired - Lifetime
- 1997-03-26 WO PCT/GB1997/000869 patent/WO1997037237A1/en active IP Right Grant
- 1997-03-26 AU AU21708/97A patent/AU715296B2/en not_active Ceased
Also Published As
Publication number | Publication date |
---|---|
US6271668B1 (en) | 2001-08-07 |
AU715296B2 (en) | 2000-01-20 |
EP0890112B1 (de) | 2001-09-12 |
AU2170897A (en) | 1997-10-22 |
EP0890112A1 (de) | 1999-01-13 |
GB9606751D0 (en) | 1996-06-05 |
DE69706659T2 (de) | 2002-06-20 |
WO1997037237A1 (en) | 1997-10-09 |
JP3897818B2 (ja) | 2007-03-28 |
JP2000507798A (ja) | 2000-06-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |