GB2164756B - Multipurpose earth-leakage current detector and recorder - Google Patents

Multipurpose earth-leakage current detector and recorder

Info

Publication number
GB2164756B
GB2164756B GB08523238A GB8523238A GB2164756B GB 2164756 B GB2164756 B GB 2164756B GB 08523238 A GB08523238 A GB 08523238A GB 8523238 A GB8523238 A GB 8523238A GB 2164756 B GB2164756 B GB 2164756B
Authority
GB
United Kingdom
Prior art keywords
recorder
leakage current
current detector
multipurpose
earth
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
Application number
GB08523238A
Other versions
GB8523238D0 (en
GB2164756A (en
Inventor
John Slevin
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of GB8523238D0 publication Critical patent/GB8523238D0/en
Publication of GB2164756A publication Critical patent/GB2164756A/en
Application granted granted Critical
Publication of GB2164756B publication Critical patent/GB2164756B/en
Expired 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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
GB08523238A 1984-09-20 1985-09-20 Multipurpose earth-leakage current detector and recorder Expired GB2164756B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB848423845A GB8423845D0 (en) 1984-09-20 1984-09-20 Earth leakage detector and recorder

Publications (3)

Publication Number Publication Date
GB8523238D0 GB8523238D0 (en) 1985-10-23
GB2164756A GB2164756A (en) 1986-03-26
GB2164756B true GB2164756B (en) 1988-07-06

Family

ID=10567035

Family Applications (2)

Application Number Title Priority Date Filing Date
GB848423845A Pending GB8423845D0 (en) 1984-09-20 1984-09-20 Earth leakage detector and recorder
GB08523238A Expired GB2164756B (en) 1984-09-20 1985-09-20 Multipurpose earth-leakage current detector and recorder

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB848423845A Pending GB8423845D0 (en) 1984-09-20 1984-09-20 Earth leakage detector and recorder

Country Status (1)

Country Link
GB (2) GB8423845D0 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2242278A (en) * 1990-03-21 1991-09-25 John Slevin Fuse-rating tester
GB9308083D0 (en) * 1993-04-20 1993-06-02 Jekyll Electronic Technology L Portabel appliance tester
IT1266590B1 (en) * 1993-07-30 1997-01-09 Cesare Gallone CIRCUIT DEVICE FOR DISPLAYING THE LEAKAGE CURRENTS TO EARTH IN ELECTRICAL SYSTEMS
AT406091B (en) * 1995-09-18 2000-02-25 Lem Norma Gmbh METHOD FOR REPAIR AND REPEAT CHECKING OF ELECTRICAL DEVICES AND DEVICE FOR IMPLEMENTING THE METHOD
WO2007128535A1 (en) * 2006-05-09 2007-11-15 Karl-Friedrich Knorr Plug-in connector

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3611133A (en) * 1969-07-25 1971-10-05 Ram Tool Corp Dual voltage tool tester
US3728617A (en) * 1971-08-25 1973-04-17 Gen Dynamics Corp Electrical tool circuit checker
US3723863A (en) * 1972-01-03 1973-03-27 R Myers Portable ground continuity tester
US3878458A (en) * 1973-09-12 1975-04-15 William A Muska Electrical safety test apparatus for detecting leakage current tripping current and proper grounding
US3963981A (en) * 1974-10-09 1976-06-15 J. M. Richards Laboratories Leakage and continuity tester
US4164701A (en) * 1977-09-06 1979-08-14 Austin Lloyd M Portable device for testing electrical wiring circuits and power tools and equipment
US4292585A (en) * 1979-01-17 1981-09-29 Charette George F Leakage current testing circuit
US4352058A (en) * 1980-02-01 1982-09-28 Sencore, Inc. Method and apparatus for measuring leakage to ground
GB2072860A (en) * 1980-02-23 1981-10-07 Redsure Elp Ltd Appliance earth leakage tester

Also Published As

Publication number Publication date
GB8423845D0 (en) 1984-10-24
GB8523238D0 (en) 1985-10-23
GB2164756A (en) 1986-03-26

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Legal Events

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