GB2344947B - Test apparatus for power supply networks - Google Patents

Test apparatus for power supply networks

Info

Publication number
GB2344947B
GB2344947B GB9929949A GB9929949A GB2344947B GB 2344947 B GB2344947 B GB 2344947B GB 9929949 A GB9929949 A GB 9929949A GB 9929949 A GB9929949 A GB 9929949A GB 2344947 B GB2344947 B GB 2344947B
Authority
GB
United Kingdom
Prior art keywords
power supply
test apparatus
supply networks
networks
test
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 - Fee Related
Application number
GB9929949A
Other versions
GB2344947A (en
GB9929949D0 (en
Inventor
Christian Beha
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.)
BEHA C GmbH
Original Assignee
BEHA C GmbH
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 BEHA C GmbH filed Critical BEHA C GmbH
Publication of GB9929949D0 publication Critical patent/GB9929949D0/en
Publication of GB2344947A publication Critical patent/GB2344947A/en
Application granted granted Critical
Publication of GB2344947B publication Critical patent/GB2344947B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R13/00—Arrangements for displaying electric variables or waveforms
    • G01R13/40—Arrangements for displaying electric variables or waveforms using modulation of a light beam otherwise than by mechanical displacement, e.g. by Kerr effect
    • G01R13/404—Arrangements for displaying electric variables or waveforms using modulation of a light beam otherwise than by mechanical displacement, e.g. by Kerr effect for discontinuous display, i.e. display of discrete values
    • G01R13/407—Arrangements for displaying electric variables or waveforms using modulation of a light beam otherwise than by mechanical displacement, e.g. by Kerr effect for discontinuous display, i.e. display of discrete values using a plurality of passive display elements, e.g. liquid crystal or Kerr-effect display elements

Landscapes

  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
GB9929949A 1998-12-17 1999-12-17 Test apparatus for power supply networks Expired - Fee Related GB2344947B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE29822508U DE29822508U1 (en) 1998-12-17 1998-12-17 Tester for power supply networks

Publications (3)

Publication Number Publication Date
GB9929949D0 GB9929949D0 (en) 2000-02-09
GB2344947A GB2344947A (en) 2000-06-21
GB2344947B true GB2344947B (en) 2003-09-10

Family

ID=8066791

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9929949A Expired - Fee Related GB2344947B (en) 1998-12-17 1999-12-17 Test apparatus for power supply networks

Country Status (2)

Country Link
DE (1) DE29822508U1 (en)
GB (1) GB2344947B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2366675A (en) * 2000-09-07 2002-03-13 Kew Technik Ltd Removable electric mains socket tester
EP1657556A1 (en) * 2004-11-11 2006-05-17 ABB PATENT GmbH Voltage and phase tester
ITMI20090149U1 (en) * 2009-05-11 2010-11-12 Artech S R L VERIFICATION DEVICE FOR INDUSTRIAL ELECTRICAL SOCKETS
CN103197191B (en) * 2013-03-11 2015-01-07 厦门辉煌装修工程有限公司 Multipurpose single phase socket wire-splice detector and application thereof
CN103344876B (en) * 2013-07-08 2016-04-27 余姚市嘉荣电子电器有限公司 Water heater power detector
CN103592523B (en) * 2013-11-04 2017-10-10 国网河北省电力公司邯郸供电分公司 Simple socket phase sequence detector
GB2531017A (en) * 2014-10-07 2016-04-13 Bdr Thermea Group B V Electrical test point for boiler

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3810003A (en) * 1971-07-06 1974-05-07 Ecos Corp Device for determining improper reversal and/or short of ground and neutral lines and amount of impedance in ground line of a three-wire a.c. outlet
US3952244A (en) * 1974-10-03 1976-04-20 Communications Technology Corporation Tester for three wire grounding electrical outlet
US4164702A (en) * 1976-11-22 1979-08-14 Pereda Eugene F Apparatus to test proper wiring of electrical wall receptacles especially if the ground and neutral wires are reversed with respect to the hot wire
DE3151261A1 (en) * 1981-12-24 1983-07-07 Alois Zettler Elektrotechnische Fabrik GmbH, 8000 München Test instrument for testing 2-pin protective contact sockets in consumer systems with fault current protection circuit
DE3248008A1 (en) * 1982-12-22 1984-06-28 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Circuit arrangement for testing multi-pin earthing sockets, particularly five-pin CEE sockets
US5066104A (en) * 1988-03-25 1991-11-19 Raychem Corporation Liquid crystal electrical fault indicators
US5408187A (en) * 1993-03-17 1995-04-18 Mackie; Alexander S. Electrical fault indicator utilizing a liquid crystal polymer gel dispersion exhibiting two stable contrasting optical states at zero field
US5420502A (en) * 1992-12-21 1995-05-30 Schweitzer, Jr.; Edmund O. Fault indicator with optically-isolated remote readout circuit
WO1996039634A1 (en) * 1995-06-01 1996-12-12 A. W. Sperry Instruments, Inc. Ac power outlet ground integrity and wire test circuit device

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3810003A (en) * 1971-07-06 1974-05-07 Ecos Corp Device for determining improper reversal and/or short of ground and neutral lines and amount of impedance in ground line of a three-wire a.c. outlet
US3952244A (en) * 1974-10-03 1976-04-20 Communications Technology Corporation Tester for three wire grounding electrical outlet
US4164702A (en) * 1976-11-22 1979-08-14 Pereda Eugene F Apparatus to test proper wiring of electrical wall receptacles especially if the ground and neutral wires are reversed with respect to the hot wire
DE3151261A1 (en) * 1981-12-24 1983-07-07 Alois Zettler Elektrotechnische Fabrik GmbH, 8000 München Test instrument for testing 2-pin protective contact sockets in consumer systems with fault current protection circuit
DE3248008A1 (en) * 1982-12-22 1984-06-28 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Circuit arrangement for testing multi-pin earthing sockets, particularly five-pin CEE sockets
US5066104A (en) * 1988-03-25 1991-11-19 Raychem Corporation Liquid crystal electrical fault indicators
US5420502A (en) * 1992-12-21 1995-05-30 Schweitzer, Jr.; Edmund O. Fault indicator with optically-isolated remote readout circuit
US5408187A (en) * 1993-03-17 1995-04-18 Mackie; Alexander S. Electrical fault indicator utilizing a liquid crystal polymer gel dispersion exhibiting two stable contrasting optical states at zero field
WO1996039634A1 (en) * 1995-06-01 1996-12-12 A. W. Sperry Instruments, Inc. Ac power outlet ground integrity and wire test circuit device

Also Published As

Publication number Publication date
GB2344947A (en) 2000-06-21
GB9929949D0 (en) 2000-02-09
DE29822508U1 (en) 1999-02-11

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20101217