NL7104579A - - Google Patents

Info

Publication number
NL7104579A
NL7104579A NL7104579A NL7104579A NL7104579A NL 7104579 A NL7104579 A NL 7104579A NL 7104579 A NL7104579 A NL 7104579A NL 7104579 A NL7104579 A NL 7104579A NL 7104579 A NL7104579 A NL 7104579A
Authority
NL
Netherlands
Application number
NL7104579A
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
Priority claimed from FR7013010A external-priority patent/FR2086845A5/fr
Priority claimed from FR7110378A external-priority patent/FR2129971B2/fr
Application filed filed Critical
Publication of NL7104579A publication Critical patent/NL7104579A/xx

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/145Indicating the presence of current or voltage
    • G01R19/15Indicating the presence of current
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R29/00Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
    • G01R29/18Indicating phase sequence; Indicating synchronism
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/50Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/50Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
    • G01R31/52Testing for short-circuits, leakage current or ground faults
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/50Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
    • G01R31/54Testing for continuity
NL7104579A 1970-04-10 1971-04-06 NL7104579A (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR7013010A FR2086845A5 (es) 1970-04-10 1970-04-10
FR7110378A FR2129971B2 (es) 1971-03-24 1971-03-24

Publications (1)

Publication Number Publication Date
NL7104579A true NL7104579A (es) 1971-10-12

Family

ID=26215673

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7104579A NL7104579A (es) 1970-04-10 1971-04-06

Country Status (6)

Country Link
US (1) US3778801A (es)
BE (1) BE765425A (es)
CH (2) CH567725A5 (es)
DE (1) DE2117390A1 (es)
GB (1) GB1354707A (es)
NL (1) NL7104579A (es)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4333119A (en) * 1980-04-28 1982-06-01 Purex Corporation Power monitor system
US4523187A (en) * 1980-08-29 1985-06-11 Norman W. Hutchinson & Sons Pty. Ltd. Alarm system for electric fences
CA1108699A (en) * 1980-12-08 1981-09-08 Sutherland-Schultz Limited Apparatus for detecting loss of ac power supply and loss of current
US4527111A (en) * 1984-04-12 1985-07-02 Joseph N. Connell Safety jumper cables
US4641090A (en) * 1984-10-22 1987-02-03 Refac Electronics Corporation Polyphase electrical signal measuring apparatus
WO1987002143A1 (en) * 1985-09-30 1987-04-09 Edward Joseph Baker Testing apparatus
US4779052A (en) * 1985-11-08 1988-10-18 Thomas & Betts Corporation Multiconductor telephone cable test apparatus
US4833460A (en) * 1987-02-02 1989-05-23 Sabo Thomas E Phasing indicator
DE3706393A1 (de) * 1987-02-27 1988-05-05 Audi Ag Anwendung eines eigendiagnoseverfahrens
GB2209072B (en) * 1987-08-24 1991-06-26 Macey Mining Services Pty Ltd Electrical testing apparatus
US4837488A (en) * 1988-05-06 1989-06-06 Ncr Corporation Portable identifier and tester units for computer communication cables
US4929902A (en) * 1989-04-07 1990-05-29 Nelson Iii William A Multiple size cable testing device
US5160926A (en) * 1989-06-28 1992-11-03 Schweitzer Engineering Laboratories, Inc. Display transducer apparatus
FR2662809B1 (fr) * 1990-05-31 1992-08-14 Lecointe Didier Detecteur de rupture de conducteurs dans un systeme electrique b.t. triphase plus neutre.
US5218307A (en) * 1990-11-02 1993-06-08 Alcan Aluminum Corporation Fault detection circuit and method for testing a multiple conductor cable having a shield
GB2257797A (en) * 1991-07-06 1993-01-20 Peter J Bennison Testing electricity supplies
US5296818A (en) * 1992-08-13 1994-03-22 Houston Industries Incorporated Electrical yoke tester
GB2276463A (en) * 1993-03-23 1994-09-28 Vickers Inc Detection of phase rotation sequence
US5477133A (en) * 1993-07-29 1995-12-19 Etcon Corporation Device for measuring a wide range of voltages and for determining continuity using visual and tactile indicators
US6404348B1 (en) 1999-02-11 2002-06-11 Power Quality Consultants, Inc. Modular power quality monitoring device
US6703938B1 (en) * 2002-09-27 2004-03-09 Automatic Timing & Controls, Inc. Electrical panel safety monitor
US7168974B2 (en) * 2004-04-08 2007-01-30 Leviton Manufacturing Co., Inc. Three phase lighted plugs and connectors for indicating the absence of at least one phase
US7355520B2 (en) * 2004-07-29 2008-04-08 A.O. Smith Corporation Motor diagnostic indicator
US8648606B2 (en) * 2010-06-03 2014-02-11 Lear Corporation Ground monitor
CN107884734B (zh) * 2017-10-24 2023-04-28 广东电网有限责任公司茂名供电局 一种相序表测试装置
CA3110654A1 (en) 2018-08-29 2020-03-05 Leviton Manufacturing Co., Inc. Pin and sleeve device with indication
WO2020146046A1 (en) 2019-01-07 2020-07-16 Leviton Manufacturing Co., Inc. An electrical device with built-in sensors and/or communications

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US396582A (en) * 1889-01-22 Automatic ground-detector for electric circuits
US383666A (en) * 1888-05-29 Apparatus for detecting ground-conneciions in electric circuits
US851149A (en) * 1904-11-21 1907-04-23 Gen Electric Leakage-indicator for high-tension lines.
US2428563A (en) * 1943-04-23 1947-10-07 Westinghouse Electric Corp Ground detector for electric power distribution systems
US2660717A (en) * 1949-12-22 1953-11-24 Herman A Hood Electrical ground detector
US3611036A (en) * 1970-01-21 1971-10-05 Occidental Petroleum Corp Ground fault detector for electric motors

Also Published As

Publication number Publication date
CH573602A5 (es) 1976-03-15
US3778801A (en) 1973-12-11
GB1354707A (en) 1974-06-05
BE765425A (fr) 1971-08-30
CH567725A5 (es) 1975-10-15
DE2117390A1 (es) 1971-10-28

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