FR728590A - Improvements in electrical protection processes and devices - Google Patents

Improvements in electrical protection processes and devices

Info

Publication number
FR728590A
FR728590A FR728590DA FR728590A FR 728590 A FR728590 A FR 728590A FR 728590D A FR728590D A FR 728590DA FR 728590 A FR728590 A FR 728590A
Authority
FR
France
Prior art keywords
devices
electrical protection
protection processes
processes
electrical
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.)
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 FR728590A publication Critical patent/FR728590A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
    • H02H7/26—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured
    • H02H7/30—Staggered disconnection
FR728590D 1930-11-26 1931-11-26 Improvements in electrical protection processes and devices Expired FR728590A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US728590XA 1930-11-26 1930-11-26

Publications (1)

Publication Number Publication Date
FR728590A true FR728590A (en) 1932-07-07

Family

ID=22110179

Family Applications (1)

Application Number Title Priority Date Filing Date
FR728590D Expired FR728590A (en) 1930-11-26 1931-11-26 Improvements in electrical protection processes and devices

Country Status (1)

Country Link
FR (1) FR728590A (en)

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