CH509004A - Schalteinrichtung zur Strombegrenzung - Google Patents

Schalteinrichtung zur Strombegrenzung

Info

Publication number
CH509004A
CH509004A CH716770A CH716770A CH509004A CH 509004 A CH509004 A CH 509004A CH 716770 A CH716770 A CH 716770A CH 716770 A CH716770 A CH 716770A CH 509004 A CH509004 A CH 509004A
Authority
CH
Switzerland
Prior art keywords
switching device
current limitation
limitation
current
switching
Prior art date
Application number
CH716770A
Other languages
English (en)
Inventor
Fritz Dr Kesselring
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Publication of CH509004A publication Critical patent/CH509004A/de

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
    • H02H3/02—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
    • 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
    • H01H33/002—Very heavy-current switches
    • H01H33/004—Very heavy-current switches making use of superconducting contacts
    • 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
    • H01H33/161—Variable impedances
    • 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
    • H01H33/28—Power arrangements internal to the switch for operating the driving mechanism
    • H01H33/285—Power arrangements internal to the switch for operating the driving mechanism using electro-dynamic repulsion
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
    • H02H9/02—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess current
    • 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
    • H01H33/161—Variable impedances
    • H01H2033/163—Variable impedances using PTC elements

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Arc-Extinguishing Devices That Are Switches (AREA)
CH716770A 1969-05-23 1970-05-14 Schalteinrichtung zur Strombegrenzung CH509004A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1926972A DE1926972C3 (de) 1969-05-23 1969-05-23 Schalteinrichtung zur Strombegrenzung

Publications (1)

Publication Number Publication Date
CH509004A true CH509004A (de) 1971-06-15

Family

ID=5735309

Family Applications (1)

Application Number Title Priority Date Filing Date
CH716770A CH509004A (de) 1969-05-23 1970-05-14 Schalteinrichtung zur Strombegrenzung

Country Status (3)

Country Link
US (1) US3617807A (de)
CH (1) CH509004A (de)
DE (1) DE1926972C3 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2647590A1 (fr) * 1989-05-26 1990-11-30 Alsthom Gec Transformateur-limiteur de courant supraconducteur
FR2657194B1 (fr) * 1990-01-17 1993-12-31 Gec Alsthom Sa Disjoncteur de reactance a faibles surtensions.
FR2666912B1 (fr) * 1990-09-14 1992-10-16 Alsthom Gec Dispositif limiteur de courant a supraconducteur.
US5373205A (en) * 1992-12-29 1994-12-13 Cincinnati Milacron Inc. Method and apparatus for limiting motor current
DE19756624A1 (de) * 1997-12-19 1999-07-01 Abb Research Ltd Vorrichtung zur Überstrombegrenzung
GB0621714D0 (en) * 2006-11-01 2006-12-13 Rolls Royce Plc An electrical current limiter

Also Published As

Publication number Publication date
US3617807A (en) 1971-11-02
DE1926972B2 (de) 1974-12-19
DE1926972C3 (de) 1975-07-24
DE1926972A1 (de) 1970-11-26

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Legal Events

Date Code Title Description
PL Patent ceased