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AR218368A1 - DIFFERENTIAL PROTECTION DEVICE OF AN ELECTRICAL INSTALLATION AGAINST EARTH DEFECT CURRENTS - Google Patents

DIFFERENTIAL PROTECTION DEVICE OF AN ELECTRICAL INSTALLATION AGAINST EARTH DEFECT CURRENTS

Info

Publication number
AR218368A1
AR218368A1 AR275971A AR27597179A AR218368A1 AR 218368 A1 AR218368 A1 AR 218368A1 AR 275971 A AR275971 A AR 275971A AR 27597179 A AR27597179 A AR 27597179A AR 218368 A1 AR218368 A1 AR 218368A1
Authority
AR
Argentina
Prior art keywords
protection device
electrical installation
differential protection
against earth
installation against
Prior art date
Application number
AR275971A
Other languages
Spanish (es)
Original Assignee
Saparel
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 Saparel filed Critical Saparel
Application granted granted Critical
Publication of AR218368A1 publication Critical patent/AR218368A1/en

Links

Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02HEMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H3/00Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
    • H02H3/26Emergency 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
    • H02H3/32Emergency 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
    • H02H3/33Emergency 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
    • H02H3/332Emergency 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 with means responsive to DC component in the fault current

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Protection Of Transformers (AREA)
  • Thermistors And Varistors (AREA)
AR275971A 1978-04-07 1979-03-28 DIFFERENTIAL PROTECTION DEVICE OF AN ELECTRICAL INSTALLATION AGAINST EARTH DEFECT CURRENTS AR218368A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7810478A FR2422276A1 (en) 1978-04-07 1978-04-07 EARTH FAULT CURRENT PROTECTION DEVICE

Publications (1)

Publication Number Publication Date
AR218368A1 true AR218368A1 (en) 1980-05-30

Family

ID=9206878

Family Applications (1)

Application Number Title Priority Date Filing Date
AR275971A AR218368A1 (en) 1978-04-07 1979-03-28 DIFFERENTIAL PROTECTION DEVICE OF AN ELECTRICAL INSTALLATION AGAINST EARTH DEFECT CURRENTS

Country Status (9)

Country Link
AR (1) AR218368A1 (en)
BR (1) BR7902016A (en)
DE (1) DE2913096A1 (en)
ES (1) ES479391A1 (en)
FR (1) FR2422276A1 (en)
GB (1) GB2018534A (en)
IT (1) IT1119057B (en)
PT (1) PT69436A (en)
ZA (1) ZA791625B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2481851A1 (en) * 1980-04-30 1981-11-06 Merlin Gerin DEVICE FOR DIFFERENTIAL PROTECTION SENSITIVE TO A UNIDIRECTIONAL CURRENT
DE19702371A1 (en) * 1997-01-23 1998-07-30 Siemens Ag Residual current device

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3525019A (en) * 1967-07-20 1970-08-18 John Lansch Power protection apparatus
FR2081177A6 (en) * 1970-03-13 1971-12-03 Saparel
FR2087452A5 (en) * 1970-05-20 1971-12-31 Seine Ind Electr
CH532855A (en) * 1970-07-23 1973-01-15 Siemens Ag Residual current circuit breaker
FR2191319B1 (en) * 1972-06-29 1976-03-12 Radiotechnique Compelec
DE2611674A1 (en) * 1976-03-19 1977-09-22 Guenter Reichensperger CIRCUIT BREAKER

Also Published As

Publication number Publication date
ZA791625B (en) 1980-06-25
FR2422276A1 (en) 1979-11-02
PT69436A (en) 1979-05-01
GB2018534A (en) 1979-10-17
BR7902016A (en) 1979-11-27
IT7967706A0 (en) 1979-04-04
DE2913096A1 (en) 1979-10-18
ES479391A1 (en) 1980-01-01
FR2422276B1 (en) 1980-09-05
DE2913096C2 (en) 1989-07-27
IT1119057B (en) 1986-03-03

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