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ATA11985A - Fault current protection switch - Google Patents

Fault current protection switch

Info

Publication number
ATA11985A
ATA11985A AT11985A AT11985A ATA11985A AT A11985 A ATA11985 A AT A11985A AT 11985 A AT11985 A AT 11985A AT 11985 A AT11985 A AT 11985A AT A11985 A ATA11985 A AT A11985A
Authority
AT
Austria
Prior art keywords
fault current
current protection
protection switch
switch
fault
Prior art date
Application number
AT11985A
Other languages
German (de)
Other versions
AT387111B (en
Original Assignee
Zankel Franz Dipl Ing
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 Zankel Franz Dipl Ing filed Critical Zankel Franz Dipl Ing
Priority to AT11985A priority Critical patent/AT387111B/en
Publication of ATA11985A publication Critical patent/ATA11985A/en
Application granted granted Critical
Publication of AT387111B publication Critical patent/AT387111B/en

Links

Classifications

    • 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
    • H02H3/334—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 with means to produce an artificial imbalance for other protection or monitoring reasons or remote control
    • H02H3/335—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 with means to produce an artificial imbalance for other protection or monitoring reasons or remote control the main function being self testing of the device
    • 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

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Breakers (AREA)
AT11985A 1985-01-18 1985-01-18 Fault current protection switch AT387111B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AT11985A AT387111B (en) 1985-01-18 1985-01-18 Fault current protection switch

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT11985A AT387111B (en) 1985-01-18 1985-01-18 Fault current protection switch

Publications (2)

Publication Number Publication Date
ATA11985A true ATA11985A (en) 1988-04-15
AT387111B AT387111B (en) 1988-12-12

Family

ID=3482020

Family Applications (1)

Application Number Title Priority Date Filing Date
AT11985A AT387111B (en) 1985-01-18 1985-01-18 Fault current protection switch

Country Status (1)

Country Link
AT (1) AT387111B (en)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE761123C (en) * 1941-06-27 1953-06-15 Siemens Schuckertwerke A G Multipole circuit breaker with a fault current coil
DE1161631B (en) * 1962-09-14 1964-01-23 Bruno Doering Monitoring switch for earth and / or neutral conductors in fault current protected electrical systems
DE1538369B2 (en) * 1966-10-14 1975-07-24 Siemens Ag, 1000 Berlin Und 8000 Muenchen Residual current circuit breaker
DE2652190C3 (en) * 1976-11-16 1980-02-14 Felten & Guilleaume Carlswerk Ag, 5000 Koeln Circuit arrangement with a safety socket strip for determining the quality of the protective conductor
DE2852317A1 (en) * 1977-12-09 1979-06-13 Westinghouse Electric Corp ELECTRICAL SAFETY DEVICE FOR QUICK DISCONNECTING OF AN ELECTRIC MAINS CIRCUIT

Also Published As

Publication number Publication date
AT387111B (en) 1988-12-12

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Legal Events

Date Code Title Description
ELV Ceased due to renunciation
EEIH Change in the person of patent owner
REN Ceased due to non-payment of the annual fee