IT1076759B - CIRCUIT PROVISION FOR TESTING THE PROTECTION CONDUCTOR OF A CIRCUIT PROVISION FOR PROTECTION AGAINST A FAULT CURRENT - Google Patents

CIRCUIT PROVISION FOR TESTING THE PROTECTION CONDUCTOR OF A CIRCUIT PROVISION FOR PROTECTION AGAINST A FAULT CURRENT

Info

Publication number
IT1076759B
IT1076759B IT2486577A IT2486577A IT1076759B IT 1076759 B IT1076759 B IT 1076759B IT 2486577 A IT2486577 A IT 2486577A IT 2486577 A IT2486577 A IT 2486577A IT 1076759 B IT1076759 B IT 1076759B
Authority
IT
Italy
Prior art keywords
circuit provision
protection
testing
fault current
provision
Prior art date
Application number
IT2486577A
Other languages
Italian (it)
Original Assignee
Felten & Guilleaume Carlswerk
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 Felten & Guilleaume Carlswerk filed Critical Felten & Guilleaume Carlswerk
Application granted granted Critical
Publication of IT1076759B publication Critical patent/IT1076759B/en

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
    • G01R27/20—Measuring earth resistance; Measuring contact resistance, e.g. of earth connections, e.g. plates
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H5/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection
    • H02H5/10—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection responsive to mechanical injury, e.g. rupture of line, breakage of earth connection
    • H02H5/105—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection responsive to mechanical injury, e.g. rupture of line, breakage of earth connection responsive to deterioration or interruption of earth connection
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
    • H02H3/26—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to difference between voltages or between currents; responsive to phase angle between voltages or between currents
    • H02H3/32—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors
    • H02H3/33—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors using summation current transformers

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Breakers (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
  • Emergency Protection Circuit Devices (AREA)
IT2486577A 1976-11-16 1977-06-20 CIRCUIT PROVISION FOR TESTING THE PROTECTION CONDUCTOR OF A CIRCUIT PROVISION FOR PROTECTION AGAINST A FAULT CURRENT IT1076759B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19762652190 DE2652190C3 (en) 1976-11-16 1976-11-16 Circuit arrangement with a safety socket strip for determining the quality of the protective conductor

Publications (1)

Publication Number Publication Date
IT1076759B true IT1076759B (en) 1985-04-27

Family

ID=5993296

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2486577A IT1076759B (en) 1976-11-16 1977-06-20 CIRCUIT PROVISION FOR TESTING THE PROTECTION CONDUCTOR OF A CIRCUIT PROVISION FOR PROTECTION AGAINST A FAULT CURRENT

Country Status (5)

Country Link
AT (1) AT354550B (en)
CH (1) CH627881A5 (en)
DE (1) DE2652190C3 (en)
FR (1) FR2370983A1 (en)
IT (1) IT1076759B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT387111B (en) * 1985-01-18 1988-12-12 Zankel Franz Dipl Ing Fault current protection switch
DE4104475A1 (en) * 1991-02-14 1992-08-20 Peter Rosenthal Test arrangement for electrical supply network - passes test current through network to detects current in or between neutral and earth lines
DE102011081950B4 (en) 2011-09-01 2018-06-07 BSH Hausgeräte GmbH Home appliance with an electric protection device
CN106324388A (en) * 2014-07-18 2017-01-11 江苏省电力公司南通供电公司 Test method of reliably-powered multi-channel intelligent online leakage protector power-on test device

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3821639A (en) * 1973-03-19 1974-06-28 Langis P De Socket ground line testing apparatus
US3984765A (en) * 1974-09-27 1976-10-05 Rocci Jr Joseph A Power outlet circuit tester with ground fault testing capability

Also Published As

Publication number Publication date
CH627881A5 (en) 1982-01-29
DE2652190C3 (en) 1980-02-14
ATA427077A (en) 1979-06-15
FR2370983B1 (en) 1983-05-27
DE2652190B2 (en) 1979-06-13
AT354550B (en) 1979-01-10
FR2370983A1 (en) 1978-06-09
DE2652190A1 (en) 1978-05-24

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