AT294231B - Schutzschaltung für Installationsanlagen - Google Patents

Schutzschaltung für Installationsanlagen

Info

Publication number
AT294231B
AT294231B AT775567A AT775567A AT294231B AT 294231 B AT294231 B AT 294231B AT 775567 A AT775567 A AT 775567A AT 775567 A AT775567 A AT 775567A AT 294231 B AT294231 B AT 294231B
Authority
AT
Austria
Prior art keywords
protection circuit
installation systems
installation
systems
protection
Prior art date
Application number
AT775567A
Other languages
English (en)
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 AT294231B publication Critical patent/AT294231B/de

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
    • H02H3/34—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 of a three-phase system
    • H02H3/347—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 of a three-phase system using summation current transformers

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Emergency Protection Circuit Devices (AREA)
AT775567A 1966-09-01 1967-08-23 Schutzschaltung für Installationsanlagen AT294231B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEF0050093 1966-09-01

Publications (1)

Publication Number Publication Date
AT294231B true AT294231B (de) 1971-11-10

Family

ID=7103516

Family Applications (1)

Application Number Title Priority Date Filing Date
AT775567A AT294231B (de) 1966-09-01 1967-08-23 Schutzschaltung für Installationsanlagen

Country Status (2)

Country Link
AT (1) AT294231B (de)
DE (1) DE1538490B2 (de)

Also Published As

Publication number Publication date
DE1538490B2 (de) 1972-04-06
DE1538490A1 (de) 1970-01-22

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee