DE207358C - - Google Patents

Info

Publication number
DE207358C
DE207358C DENDAT207358D DE207358DA DE207358C DE 207358 C DE207358 C DE 207358C DE NDAT207358 D DENDAT207358 D DE NDAT207358D DE 207358D A DE207358D A DE 207358DA DE 207358 C DE207358 C DE 207358C
Authority
DE
Germany
Prior art keywords
coils
current
lines
line
auxiliary
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
DENDAT207358D
Other languages
German (de)
English (en)
Publication of DE207358C publication Critical patent/DE207358C/de
Active legal-status Critical Current

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
    • H02H3/28—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 two spaced portions of a single system, e.g. at opposite ends of one line, at input and output of apparatus
    • H02H3/30—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 two spaced portions of a single system, e.g. at opposite ends of one line, at input and output of apparatus using pilot wires or other signalling channel
    • H02H3/305—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 two spaced portions of a single system, e.g. at opposite ends of one line, at input and output of apparatus using pilot wires or other signalling channel involving current comparison

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Transformers For Measuring Instruments (AREA)
DENDAT207358D Active DE207358C (enrdf_load_stackoverflow)

Publications (1)

Publication Number Publication Date
DE207358C true DE207358C (enrdf_load_stackoverflow)

Family

ID=469460

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT207358D Active DE207358C (enrdf_load_stackoverflow)

Country Status (1)

Country Link
DE (1) DE207358C (enrdf_load_stackoverflow)

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