CH352022A - Starkstromschaltgerät für Gleich- und Wechselstrom - Google Patents

Starkstromschaltgerät für Gleich- und Wechselstrom

Info

Publication number
CH352022A
CH352022A CH352022DA CH352022A CH 352022 A CH352022 A CH 352022A CH 352022D A CH352022D A CH 352022DA CH 352022 A CH352022 A CH 352022A
Authority
CH
Switzerland
Prior art keywords
direct
alternating current
power switchgear
switchgear
power
Prior art date
Application number
Other languages
English (en)
Inventor
Fritz Dr Ing 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 CH352022A publication Critical patent/CH352022A/de

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/10—Adaptation for built-in fuses
    • H01H9/106—Adaptation for built-in fuses fuse and switch being connected in parallel
    • 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
    • H01H33/59—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
    • H01H33/596—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 interrupting dc
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H87/00—Protective devices in which a current flowing through a liquid or solid is interrupted by the evaporation of the liquid or by the melting and evaporation of the solid when the current becomes excessive, the circuit continuity being reestablished on cooling
CH352022D 1956-02-10 1957-01-23 Starkstromschaltgerät für Gleich- und Wechselstrom CH352022A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DES47432A DE1013349B (de) 1956-02-10 1956-02-10 Starkstromschaltgeraet fuer Gleich- und Wechselstrom

Publications (1)

Publication Number Publication Date
CH352022A true CH352022A (de) 1961-02-15

Family

ID=7486414

Family Applications (1)

Application Number Title Priority Date Filing Date
CH352022D CH352022A (de) 1956-02-10 1957-01-23 Starkstromschaltgerät für Gleich- und Wechselstrom

Country Status (3)

Country Link
CH (1) CH352022A (de)
DE (1) DE1013349B (de)
FR (1) FR1165331A (de)

Also Published As

Publication number Publication date
DE1013349B (de) 1957-08-08
FR1165331A (fr) 1958-10-21

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