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GB2413192B - Loop impedance meter - Google Patents

Loop impedance meter

Info

Publication number
GB2413192B
GB2413192B GB0514155A GB0514155A GB2413192B GB 2413192 B GB2413192 B GB 2413192B GB 0514155 A GB0514155 A GB 0514155A GB 0514155 A GB0514155 A GB 0514155A GB 2413192 B GB2413192 B GB 2413192B
Authority
GB
United Kingdom
Prior art keywords
impedance meter
loop impedance
loop
meter
impedance
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
GB0514155A
Other versions
GB0514155D0 (en
GB2413192A (en
Inventor
Douglas William Batten
Martin Ian Gordon
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.)
Martindale Electric Co Ltd
Original Assignee
Martindale Electric Co 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 Martindale Electric Co Ltd filed Critical Martindale Electric Co Ltd
Priority to GB0514155A priority Critical patent/GB2413192B/en
Priority claimed from GB0125519A external-priority patent/GB2381322B/en
Publication of GB0514155D0 publication Critical patent/GB0514155D0/en
Publication of GB2413192A publication Critical patent/GB2413192A/en
Application granted granted Critical
Publication of GB2413192B publication Critical patent/GB2413192B/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
    • 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)
GB0514155A 2001-10-24 2001-10-24 Loop impedance meter Expired - Fee Related GB2413192B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0514155A GB2413192B (en) 2001-10-24 2001-10-24 Loop impedance meter

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB0514155A GB2413192B (en) 2001-10-24 2001-10-24 Loop impedance meter
GB0125519A GB2381322B (en) 2001-10-24 2001-10-24 Loop impedance meter

Publications (3)

Publication Number Publication Date
GB0514155D0 GB0514155D0 (en) 2005-08-17
GB2413192A GB2413192A (en) 2005-10-19
GB2413192B true GB2413192B (en) 2005-11-30

Family

ID=34897017

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0514155A Expired - Fee Related GB2413192B (en) 2001-10-24 2001-10-24 Loop impedance meter

Country Status (1)

Country Link
GB (1) GB2413192B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
DE102020134291A1 (en) * 2020-12-18 2022-06-23 Sma Solar Technology Ag Method for protecting an electrical system against a short circuit and measuring system for carrying out the method
CN114062783B (en) * 2021-09-15 2024-02-23 中国航空工业集团公司西安飞机设计研究所 Power supply compatibility test impedance network
CN114460376A (en) * 2021-12-30 2022-05-10 深圳供电局有限公司 Loop impedance detection method, circuit, computer equipment and storage medium

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6271668B1 (en) * 1996-03-29 2001-08-07 Robin Electronics Limited Testing electrical installations

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6271668B1 (en) * 1996-03-29 2001-08-07 Robin Electronics Limited Testing electrical installations

Also Published As

Publication number Publication date
GB0514155D0 (en) 2005-08-17
GB2413192A (en) 2005-10-19

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Legal Events

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

Effective date: 20181024