FR2087452A5 - - Google Patents

Info

Publication number
FR2087452A5
FR2087452A5 FR7018321A FR7018321A FR2087452A5 FR 2087452 A5 FR2087452 A5 FR 2087452A5 FR 7018321 A FR7018321 A FR 7018321A FR 7018321 A FR7018321 A FR 7018321A FR 2087452 A5 FR2087452 A5 FR 2087452A5
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
FR7018321A
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.)
SEINE IND ELECTR
Original Assignee
SEINE IND ELECTR
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 SEINE IND ELECTR filed Critical SEINE IND ELECTR
Priority to FR7018321A priority Critical patent/FR2087452A5/fr
Application granted granted Critical
Publication of FR2087452A5 publication Critical patent/FR2087452A5/fr
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
    • H02H3/34—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)
FR7018321A 1970-05-20 1970-05-20 Expired FR2087452A5 (sv)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7018321A FR2087452A5 (sv) 1970-05-20 1970-05-20

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7018321A FR2087452A5 (sv) 1970-05-20 1970-05-20

Publications (1)

Publication Number Publication Date
FR2087452A5 true FR2087452A5 (sv) 1971-12-31

Family

ID=9055778

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7018321A Expired FR2087452A5 (sv) 1970-05-20 1970-05-20

Country Status (1)

Country Link
FR (1) FR2087452A5 (sv)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2422276A1 (fr) * 1978-04-07 1979-11-02 Saparel Dispositif de protection contre les courants de defaut a la terre

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2422276A1 (fr) * 1978-04-07 1979-11-02 Saparel Dispositif de protection contre les courants de defaut a la terre

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Legal Events

Date Code Title Description
ST Notification of lapse