FR857099A - Electric switch-switch with tripping in the event of a current due to a fault, particularly as a protector against contact with the conductor - Google Patents

Electric switch-switch with tripping in the event of a current due to a fault, particularly as a protector against contact with the conductor

Info

Publication number
FR857099A
FR857099A FR857099DA FR857099A FR 857099 A FR857099 A FR 857099A FR 857099D A FR857099D A FR 857099DA FR 857099 A FR857099 A FR 857099A
Authority
FR
France
Prior art keywords
switch
tripping
fault
conductor
event
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.)
Expired
Application number
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Berker GmbH and Co KG
Original Assignee
Berker GmbH and Co KG
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 Berker GmbH and Co KG filed Critical Berker GmbH and Co KG
Application granted granted Critical
Publication of FR857099A publication Critical patent/FR857099A/en
Expired 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
    • H02H3/32—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)
FR857099D 1938-07-01 1939-06-29 Electric switch-switch with tripping in the event of a current due to a fault, particularly as a protector against contact with the conductor Expired FR857099A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE857099X 1938-07-01

Publications (1)

Publication Number Publication Date
FR857099A true FR857099A (en) 1940-08-24

Family

ID=6789481

Family Applications (1)

Application Number Title Priority Date Filing Date
FR857099D Expired FR857099A (en) 1938-07-01 1939-06-29 Electric switch-switch with tripping in the event of a current due to a fault, particularly as a protector against contact with the conductor

Country Status (1)

Country Link
FR (1) FR857099A (en)

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