FR879213A - Perfectionnements au dispositif de protection de circuits électriques - Google Patents

Perfectionnements au dispositif de protection de circuits électriques

Info

Publication number
FR879213A
FR879213A FR879213DA FR879213A FR 879213 A FR879213 A FR 879213A FR 879213D A FR879213D A FR 879213DA FR 879213 A FR879213 A FR 879213A
Authority
FR
France
Prior art keywords
protection device
electrical circuit
circuit protection
electrical
protection
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
English (en)
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.)
Compagnie Francaise Thomson Houston SA
Original Assignee
Compagnie Francaise Thomson Houston SA
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 Compagnie Francaise Thomson Houston SA filed Critical Compagnie Francaise Thomson Houston SA
Application granted granted Critical
Publication of FR879213A publication Critical patent/FR879213A/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
    • H02H3/38—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 both voltage and current; responsive to phase angle between voltage and current
    • H02H3/382—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 both voltage and current; responsive to phase angle between voltage and current involving phase comparison between current and voltage or between values derived from current and voltage
FR879213D 1941-01-21 1942-02-10 Perfectionnements au dispositif de protection de circuits électriques Expired FR879213A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US879213XA 1941-01-21 1941-01-21

Publications (1)

Publication Number Publication Date
FR879213A true FR879213A (fr) 1943-02-17

Family

ID=1556053

Family Applications (1)

Application Number Title Priority Date Filing Date
FR879213D Expired FR879213A (fr) 1941-01-21 1942-02-10 Perfectionnements au dispositif de protection de circuits électriques

Country Status (1)

Country Link
FR (1) FR879213A (fr)

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