GB9102987D0 - Instrument for measuring electrical resistance - Google Patents

Instrument for measuring electrical resistance

Info

Publication number
GB9102987D0
GB9102987D0 GB919102987A GB9102987A GB9102987D0 GB 9102987 D0 GB9102987 D0 GB 9102987D0 GB 919102987 A GB919102987 A GB 919102987A GB 9102987 A GB9102987 A GB 9102987A GB 9102987 D0 GB9102987 D0 GB 9102987D0
Authority
GB
United Kingdom
Prior art keywords
instrument
electrical resistance
measuring electrical
measuring
resistance
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.)
Withdrawn
Application number
GB919102987A
Other versions
GB2252832A (en
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.)
National Power PLC
Original Assignee
National Power PLC
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 National Power PLC filed Critical National Power PLC
Priority to GB9102987A priority Critical patent/GB2252832A/en
Publication of GB9102987D0 publication Critical patent/GB9102987D0/en
Priority to PCT/GB1992/000204 priority patent/WO1992015020A1/en
Priority to AU12203/92A priority patent/AU1220392A/en
Publication of GB2252832A publication Critical patent/GB2252832A/en
Withdrawn legal-status Critical Current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
    • G01R27/14—Measuring resistance by measuring current or voltage obtained from a reference source
    • 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
    • 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
    • G01R31/12—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing
    • G01R31/1227—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing of components, parts or materials
    • G01R31/1245—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing of components, parts or materials of line insulators or spacers, e.g. ceramic overhead line cap insulators; of insulators in HV bushings

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Measuring Leads Or Probes (AREA)
GB9102987A 1991-02-13 1991-02-13 Testing insulation resistance of materials Withdrawn GB2252832A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB9102987A GB2252832A (en) 1991-02-13 1991-02-13 Testing insulation resistance of materials
PCT/GB1992/000204 WO1992015020A1 (en) 1991-02-13 1992-02-04 Instrument for measuring electrical resistance
AU12203/92A AU1220392A (en) 1991-02-13 1992-02-04 Instrument for measuring electrical resistance

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9102987A GB2252832A (en) 1991-02-13 1991-02-13 Testing insulation resistance of materials

Publications (2)

Publication Number Publication Date
GB9102987D0 true GB9102987D0 (en) 1991-03-27
GB2252832A GB2252832A (en) 1992-08-19

Family

ID=10689934

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9102987A Withdrawn GB2252832A (en) 1991-02-13 1991-02-13 Testing insulation resistance of materials

Country Status (3)

Country Link
AU (1) AU1220392A (en)
GB (1) GB2252832A (en)
WO (1) WO1992015020A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9220415D0 (en) * 1992-09-28 1992-11-11 Plessey Telecomm Electrical test arrangement and apparatus
CN102914670B (en) * 2012-10-24 2015-07-29 华东光电集成器件研究所 Insulation resistance test clamp
CN104122449A (en) * 2014-07-26 2014-10-29 国家电网公司 10kV special device for insulation resistance test in live working
CN104360163A (en) * 2014-11-14 2015-02-18 国家电网公司 Contact resistor live-line measurement device capable of preventing fault arcs
CN104360162A (en) * 2014-11-14 2015-02-18 国家电网公司 Live line measurement device for contact resistance of high voltage loop

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2270594A1 (en) * 1974-04-12 1975-12-05 Singer Edouard Portable test device for insulated poles etc. - has emitter and receiver towers supporting pole and operating indicator
AU519714B2 (en) * 1979-01-22 1981-12-17 Cullinan Holdings Ltd. Monitoring the condition of an insulator
US4266184A (en) * 1979-06-15 1981-05-05 Devine Clifford W Method and apparatus for testing insulators
US4812740A (en) * 1986-11-24 1989-03-14 Shutts Christopher J Coating detector for low emissivity glass
US4876515A (en) * 1987-05-08 1989-10-24 The Boeing Company Self-checking ohmmeter that checks for contact resistance of its probes

Also Published As

Publication number Publication date
GB2252832A (en) 1992-08-19
AU1220392A (en) 1992-09-15
WO1992015020A1 (en) 1992-09-03

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)