BE759273A - TIMED DIFFERENTIAL CIRCUIT BREAKERS - Google Patents

TIMED DIFFERENTIAL CIRCUIT BREAKERS

Info

Publication number
BE759273A
BE759273A BE759273DA BE759273A BE 759273 A BE759273 A BE 759273A BE 759273D A BE759273D A BE 759273DA BE 759273 A BE759273 A BE 759273A
Authority
BE
Belgium
Prior art keywords
circuit breakers
differential circuit
timed differential
timed
breakers
Prior art date
Application number
Other languages
French (fr)
Original Assignee
Teco S A
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.)
Publication date
Publication of BE759273A publication Critical patent/BE759273A/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
    • H02H3/34—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)
BE759273D 1970-02-13 TIMED DIFFERENTIAL CIRCUIT BREAKERS BE759273A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7005275A FR2077785A7 (en) 1970-02-13 1970-02-13

Publications (1)

Publication Number Publication Date
BE759273A true BE759273A (en) 1971-04-30

Family

ID=9050642

Family Applications (1)

Application Number Title Priority Date Filing Date
BE759273D BE759273A (en) 1970-02-13 TIMED DIFFERENTIAL CIRCUIT BREAKERS

Country Status (2)

Country Link
BE (1) BE759273A (en)
FR (1) FR2077785A7 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2530864B1 (en) * 1982-07-26 1986-07-25 Serd Soc Et Realisa Disjonct METHOD FOR DELAYING THE OPERATION OF AN AUTOMATIC EARTH SWITCH WITH DIFFERENTIAL DEVICE AND AUTOMATIC EARTH SWITCH WITH DIFFERENTIAL DEVICE COMPRISING THE APPLICATION OF THE METHOD

Also Published As

Publication number Publication date
FR2077785A7 (en) 1971-11-05

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