GB8908115D0 - Instrument transformer testing apparatus - Google Patents

Instrument transformer testing apparatus

Info

Publication number
GB8908115D0
GB8908115D0 GB898908115A GB8908115A GB8908115D0 GB 8908115 D0 GB8908115 D0 GB 8908115D0 GB 898908115 A GB898908115 A GB 898908115A GB 8908115 A GB8908115 A GB 8908115A GB 8908115 D0 GB8908115 D0 GB 8908115D0
Authority
GB
United Kingdom
Prior art keywords
testing apparatus
instrument transformer
transformer testing
instrument
transformer
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
GB898908115A
Other versions
GB2217856B (en
GB2217856A (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.)
QUEENSLAND ELECTRICITY COMMISS
Original Assignee
QUEENSLAND ELECTRICITY COMMISS
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 QUEENSLAND ELECTRICITY COMMISS filed Critical QUEENSLAND ELECTRICITY COMMISS
Publication of GB8908115D0 publication Critical patent/GB8908115D0/en
Publication of GB2217856A publication Critical patent/GB2217856A/en
Application granted granted Critical
Publication of GB2217856B publication Critical patent/GB2217856B/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
    • G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
    • G01R15/04—Voltage dividers
    • G01R15/06—Voltage dividers having reactive components, e.g. capacitive transformer
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
    • G01R15/14—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks
    • G01R15/16—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using capacitive devices
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/0007—Frequency selective voltage or current level measuring
    • 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
    • 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
    • G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
    • G01R31/52—Testing for short-circuits, leakage current or ground faults
    • 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
    • G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
    • G01R31/62—Testing of transformers
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R35/00—Testing or calibrating of apparatus covered by the other groups of this subclass
    • G01R35/02—Testing or calibrating of apparatus covered by the other groups of this subclass of auxiliary devices, e.g. of instrument transformers according to prescribed transformation ratio, phase angle, or wattage rating

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Testing Relating To Insulation (AREA)
GB8908115A 1988-04-18 1989-04-11 Instrument transformer testing apparatus Expired - Fee Related GB2217856B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AUPI779788 1988-04-18

Publications (3)

Publication Number Publication Date
GB8908115D0 true GB8908115D0 (en) 1989-05-24
GB2217856A GB2217856A (en) 1989-11-01
GB2217856B GB2217856B (en) 1992-10-28

Family

ID=3773030

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8908115A Expired - Fee Related GB2217856B (en) 1988-04-18 1989-04-11 Instrument transformer testing apparatus

Country Status (2)

Country Link
AU (1) AU616250B2 (en)
GB (1) GB2217856B (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107450042A (en) * 2017-09-21 2017-12-08 国家电网公司 A kind of current transformer detecting system
CN115656911A (en) * 2022-12-27 2023-01-31 江阴市晶磁电子有限公司 Current transformer inspection device of power supply system

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19639023A1 (en) 1996-09-23 1998-03-26 Haefely Trench Ag Pulse voltage generator circuit
US6937026B2 (en) * 2003-09-11 2005-08-30 Lockheed Martin Corporation High voltage interface module
CN101839939B (en) * 2010-04-23 2011-09-14 重庆大学 Subnanosecond high-voltage pulse measurement system
CN103560472B (en) * 2013-11-08 2015-12-30 南车洛阳机车有限公司 The withstand voltage test of locomotive roof electrical equipment high-voltage line erecting device and installation method
US9651597B1 (en) * 2016-06-22 2017-05-16 General Electric Company Systems and methods for monitoring capacitor banks
CN109946571A (en) * 2019-01-30 2019-06-28 上海二十冶建设有限公司 The method for carrying out voltage transformer induced over voltage withstand test using relay-protection tester

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1262373A (en) * 1985-10-30 1989-10-17 Paul Valois Testing of telecommunication cables
JPS6319570A (en) * 1986-07-11 1988-01-27 Hitachi Ltd Testing voltage generator for gas insulating apparatus

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107450042A (en) * 2017-09-21 2017-12-08 国家电网公司 A kind of current transformer detecting system
CN107450042B (en) * 2017-09-21 2023-07-04 国家电网公司 Current transformer detecting system
CN115656911A (en) * 2022-12-27 2023-01-31 江阴市晶磁电子有限公司 Current transformer inspection device of power supply system

Also Published As

Publication number Publication date
GB2217856B (en) 1992-10-28
AU616250B2 (en) 1991-10-24
AU3247989A (en) 1989-10-19
GB2217856A (en) 1989-11-01

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Legal Events

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

Effective date: 20010411