FR2448782B1 - - Google Patents

Info

Publication number
FR2448782B1
FR2448782B1 FR8002805A FR8002805A FR2448782B1 FR 2448782 B1 FR2448782 B1 FR 2448782B1 FR 8002805 A FR8002805 A FR 8002805A FR 8002805 A FR8002805 A FR 8002805A FR 2448782 B1 FR2448782 B1 FR 2448782B1
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
FR8002805A
Other languages
French (fr)
Other versions
FR2448782A1 (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.)
Toshiba Corp
Original Assignee
Tokyo Shibaura Electric Co Ltd
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 Tokyo Shibaura Electric Co Ltd filed Critical Tokyo Shibaura Electric Co Ltd
Publication of FR2448782A1 publication Critical patent/FR2448782A1/en
Application granted granted Critical
Publication of FR2448782B1 publication Critical patent/FR2448782B1/fr
Granted 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
    • H01H33/02—Details
    • H01H33/59—Circuit arrangements not adapted to a particular application of the switch and not otherwise provided for, e.g. for ensuring operation of the switch at a predetermined point in the ac cycle
    • H01H33/593—Circuit arrangements not adapted to a particular application of the switch and not otherwise provided for, e.g. for ensuring operation of the switch at a predetermined point in the ac cycle for ensuring operation of the switch at a predetermined point of the ac cycle
    • 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
    • H01H33/02—Details
    • H01H33/04—Means for extinguishing or preventing arc between current-carrying parts
    • H01H33/16—Impedances connected with contacts
    • H01H33/166—Impedances connected with contacts the impedance being inserted only while closing the switch

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Protection Of Transformers (AREA)
FR8002805A 1979-02-08 1980-02-08 Surge reducing power line switching circuit - has resistance across auxiliary switch preceding main switch, controlled by phase detector Granted FR2448782A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1374679A JPS55105921A (en) 1979-02-08 1979-02-08 Method of closing breaker

Publications (2)

Publication Number Publication Date
FR2448782A1 FR2448782A1 (en) 1980-09-05
FR2448782B1 true FR2448782B1 (en) 1983-09-23

Family

ID=11841811

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8002805A Granted FR2448782A1 (en) 1979-02-08 1980-02-08 Surge reducing power line switching circuit - has resistance across auxiliary switch preceding main switch, controlled by phase detector

Country Status (3)

Country Link
JP (1) JPS55105921A (en)
DE (1) DE3004521A1 (en)
FR (1) FR2448782A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2572528Y2 (en) * 1992-11-24 1998-05-25 三菱電機株式会社 Input device
US5666042A (en) * 1995-08-21 1997-09-09 Delco Electronics Corp. Switching current spike limiter for three phase coupled inductor conductive battery charger
DE102022118372A1 (en) 2022-07-22 2024-01-25 Varcon GmbH Arrangement for interrupting current in a high-voltage line

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH485344A (en) * 1968-07-24 1970-01-31 Bbc Brown Boveri & Cie Arrangement for damping overvoltages on a high-voltage line
US4001643A (en) * 1975-05-29 1977-01-04 The United States Of America As Represented By The Secretary Of The Interior Method and apparatus for a power circuit breaker controller
US4109288A (en) * 1976-12-09 1978-08-22 Ncr Corporation Overload protection system

Also Published As

Publication number Publication date
DE3004521A1 (en) 1980-08-14
DE3004521C2 (en) 1987-07-02
JPS55105921A (en) 1980-08-14
FR2448782A1 (en) 1980-09-05

Similar Documents

Publication Publication Date Title
BR8002583A (en)
BR8006808A (en)
DE3042068C2 (en)
FR2447134B1 (en)
FR2448782B1 (en)
DE2952050C2 (en)
DE2935327C2 (en)
DE3050072T1 (en)
DE2937623C2 (en)
AT364253B (en)
AU79918S (en)
AU78389S (en)
AU78386S (en)
AU79557S (en)
AU78385S (en)
AU79558S (en)
AU79200S (en)
AU78569S (en)
AU78271S (en)
AU78270S (en)
AU77763S (en)
AU77669S (en)
AU80228S (en)
AU79950S (en)
AU79826S (en)

Legal Events

Date Code Title Description
CD Change of name or company name