FR1422658A - Improvements to surge protection devices - Google Patents

Improvements to surge protection devices

Info

Publication number
FR1422658A
FR1422658A FR3297A FR3297A FR1422658A FR 1422658 A FR1422658 A FR 1422658A FR 3297 A FR3297 A FR 3297A FR 3297 A FR3297 A FR 3297A FR 1422658 A FR1422658 A FR 1422658A
Authority
FR
France
Prior art keywords
protection devices
surge protection
surge
devices
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
FR3297A
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
Priority to FR3297A priority Critical patent/FR1422658A/en
Application granted granted Critical
Publication of FR1422658A publication Critical patent/FR1422658A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
    • H01H33/66—Vacuum switches
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
    • 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
    • H02H3/02—Details
    • H02H3/021—Details concerning the disconnection itself, e.g. at a particular instant, particularly at zero value of current, disconnection in a predetermined order
    • H02H3/023—Details concerning the disconnection itself, e.g. at a particular instant, particularly at zero value of current, disconnection in a predetermined order by short-circuiting
    • 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
    • H02H7/16—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 for capacitors

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
FR3297A 1965-01-26 1965-01-26 Improvements to surge protection devices Expired FR1422658A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR3297A FR1422658A (en) 1965-01-26 1965-01-26 Improvements to surge protection devices

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR3297A FR1422658A (en) 1965-01-26 1965-01-26 Improvements to surge protection devices

Publications (1)

Publication Number Publication Date
FR1422658A true FR1422658A (en) 1965-12-24

Family

ID=8569244

Family Applications (1)

Application Number Title Priority Date Filing Date
FR3297A Expired FR1422658A (en) 1965-01-26 1965-01-26 Improvements to surge protection devices

Country Status (1)

Country Link
FR (1) FR1422658A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2410350A1 (en) * 1977-11-23 1979-06-22 Hazemeijer Bv HIGH VOLTAGE VACUUM CONTACTORS

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2410350A1 (en) * 1977-11-23 1979-06-22 Hazemeijer Bv HIGH VOLTAGE VACUUM CONTACTORS

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