AT196478B - Ortsfeste Fehlerstrommeß- und Signaleinrichtung für Niederspannungsinstallationen mit Wechselstrom-Zwei- oder Mehrleitersystemen - Google Patents

Ortsfeste Fehlerstrommeß- und Signaleinrichtung für Niederspannungsinstallationen mit Wechselstrom-Zwei- oder Mehrleitersystemen

Info

Publication number
AT196478B
AT196478B AT196478DA AT196478B AT 196478 B AT196478 B AT 196478B AT 196478D A AT196478D A AT 196478DA AT 196478 B AT196478 B AT 196478B
Authority
AT
Austria
Prior art keywords
wire
low
signaling device
alternating current
fixed fault
Prior art date
Application number
Other languages
English (en)
Inventor
Gottfried Dr Biegelmeier
Original Assignee
Biegelmeier Gottfried
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 Biegelmeier Gottfried filed Critical Biegelmeier Gottfried
Application granted granted Critical
Publication of AT196478B publication Critical patent/AT196478B/de

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
    • G01R31/52—Testing for short-circuits, leakage current or ground faults
    • 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
    • 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)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
AT196478D 1956-12-05 1956-12-05 Ortsfeste Fehlerstrommeß- und Signaleinrichtung für Niederspannungsinstallationen mit Wechselstrom-Zwei- oder Mehrleitersystemen AT196478B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT196478T 1956-12-05

Publications (1)

Publication Number Publication Date
AT196478B true AT196478B (de) 1958-03-25

Family

ID=3667383

Family Applications (1)

Application Number Title Priority Date Filing Date
AT196478D AT196478B (de) 1956-12-05 1956-12-05 Ortsfeste Fehlerstrommeß- und Signaleinrichtung für Niederspannungsinstallationen mit Wechselstrom-Zwei- oder Mehrleitersystemen

Country Status (1)

Country Link
AT (1) AT196478B (de)

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