FR2282714B1 - - Google Patents

Info

Publication number
FR2282714B1
FR2282714B1 FR7522148A FR7522148A FR2282714B1 FR 2282714 B1 FR2282714 B1 FR 2282714B1 FR 7522148 A FR7522148 A FR 7522148A FR 7522148 A FR7522148 A FR 7522148A FR 2282714 B1 FR2282714 B1 FR 2282714B1
Authority
FR
France
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
FR7522148A
Other languages
French (fr)
Other versions
FR2282714A1 (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.)
Condor Werk Gebr Frede GmbH and Co KG
Original Assignee
Condor Werk Gebr Frede 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
Priority claimed from DE19742440047 external-priority patent/DE2440047C2/de
Application filed by Condor Werk Gebr Frede GmbH and Co KG filed Critical Condor Werk Gebr Frede GmbH and Co KG
Publication of FR2282714A1 publication Critical patent/FR2282714A1/fr
Application granted granted Critical
Publication of FR2282714B1 publication Critical patent/FR2282714B1/fr
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/42—Circuits specially adapted for the purpose of modifying, or compensating for, electric characteristics of transformers, reactors, or choke coils
    • H01F27/422—Circuits specially adapted for the purpose of modifying, or compensating for, electric characteristics of transformers, reactors, or choke coils for instrument transformers
    • H01F27/427—Circuits specially adapted for the purpose of modifying, or compensating for, electric characteristics of transformers, reactors, or choke coils for instrument transformers for 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
    • H02H3/33—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)
  • Synchronous Machinery (AREA)
  • Transformers For Measuring Instruments (AREA)
  • Breakers (AREA)
FR7522148A 1974-08-21 1975-07-09 Disjoncteur par courant de defaut Granted FR2282714A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19742440047 DE2440047C2 (de) 1974-08-21 Fehlerstrom-Schutzschalter

Publications (2)

Publication Number Publication Date
FR2282714A1 FR2282714A1 (fr) 1976-03-19
FR2282714B1 true FR2282714B1 (enrdf_load_html_response) 1978-09-22

Family

ID=5923713

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7522148A Granted FR2282714A1 (fr) 1974-08-21 1975-07-09 Disjoncteur par courant de defaut

Country Status (3)

Country Link
ES (1) ES435986A1 (enrdf_load_html_response)
FR (1) FR2282714A1 (enrdf_load_html_response)
IT (1) IT1033879B (enrdf_load_html_response)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR379765A (enrdf_load_html_response) *
DE1113027B (de) * 1960-05-25 1961-08-24 Schutzapp Ges Paris & Co M B H Fehlerstromschutzschalter
US3321725A (en) * 1965-12-16 1967-05-23 Gen Electric Current transformers having multiturn primary windings
FR2030487A5 (enrdf_load_html_response) * 1969-01-30 1970-11-13 Comp Generale Electricite

Also Published As

Publication number Publication date
IT1033879B (it) 1979-08-10
FR2282714A1 (fr) 1976-03-19
DE2440047A1 (enrdf_load_html_response) 1975-12-18
ES435986A1 (es) 1976-12-16
DE2440047B1 (de) 1975-12-18

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Legal Events

Date Code Title Description
ST Notification of lapse