IT946477B - Dispositivo di comando di inter ruttori ausiliari di disgiuntori - Google Patents

Dispositivo di comando di inter ruttori ausiliari di disgiuntori

Info

Publication number
IT946477B
IT946477B IT19254/72A IT1925472A IT946477B IT 946477 B IT946477 B IT 946477B IT 19254/72 A IT19254/72 A IT 19254/72A IT 1925472 A IT1925472 A IT 1925472A IT 946477 B IT946477 B IT 946477B
Authority
IT
Italy
Prior art keywords
disconnectors
switch device
breaker switch
auxiliary breaker
auxiliary
Prior art date
Application number
IT19254/72A
Other languages
English (en)
Original Assignee
Alsthom Cgee
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
Priority claimed from FR7100789A external-priority patent/FR2121941A5/fr
Priority claimed from FR7140996A external-priority patent/FR2161181A6/fr
Application filed by Alsthom Cgee filed Critical Alsthom Cgee
Application granted granted Critical
Publication of IT946477B publication Critical patent/IT946477B/it

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
    • H01H33/28—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
    • 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
    • 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
    • H01H33/30—Power arrangements internal to the switch for operating the driving mechanism using fluid actuator
    • H01H33/32—Power arrangements internal to the switch for operating the driving mechanism using fluid actuator pneumatic
IT19254/72A 1971-01-12 1972-01-12 Dispositivo di comando di inter ruttori ausiliari di disgiuntori IT946477B (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR7100789A FR2121941A5 (it) 1971-01-12 1971-01-12
FR7140996A FR2161181A6 (it) 1971-11-16 1971-11-16

Publications (1)

Publication Number Publication Date
IT946477B true IT946477B (it) 1973-05-21

Family

ID=26216147

Family Applications (1)

Application Number Title Priority Date Filing Date
IT19254/72A IT946477B (it) 1971-01-12 1972-01-12 Dispositivo di comando di inter ruttori ausiliari di disgiuntori

Country Status (3)

Country Link
US (1) US3737819A (it)
CA (1) CA963942A (it)
IT (1) IT946477B (it)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4021628A (en) * 1975-01-20 1977-05-03 Westinghouse Electric Corporation Vacuum fault current limiter
SE9900852D0 (sv) 1999-03-08 1999-03-08 Secheron Sa An electrical coil module, an electrical coil comprising such modules, an actuation mechanism including such a coil and a circuit breaker comprising such an actuation mechanism

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2023070A (en) * 1932-06-10 1935-12-03 Westinghouse Electric & Mfg Co Protective system
FR779718A (fr) * 1933-09-13 1935-04-11 Siemens Ag Interrupteur de courant alternatif
CH337908A (de) * 1955-04-14 1959-04-30 Bbc Brown Boveri & Cie Druckluftschalter mit Hilfsunterbrechungsstelle für Parallelwiderstände
DE1665988B1 (de) * 1967-07-07 1970-07-30 Siemens Ag Synchronschalter mit elektrodynamischem Antrieb

Also Published As

Publication number Publication date
US3737819A (en) 1973-06-05
CA963942A (en) 1975-03-04

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