IT1038276B - HIGH VOLTAGE SWITCH - Google Patents

HIGH VOLTAGE SWITCH

Info

Publication number
IT1038276B
IT1038276B IT2351575A IT2351575A IT1038276B IT 1038276 B IT1038276 B IT 1038276B IT 2351575 A IT2351575 A IT 2351575A IT 2351575 A IT2351575 A IT 2351575A IT 1038276 B IT1038276 B IT 1038276B
Authority
IT
Italy
Prior art keywords
high voltage
voltage switch
switch
voltage
Prior art date
Application number
IT2351575A
Other languages
Italian (it)
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
Application filed by Alsthom Cgee filed Critical Alsthom Cgee
Application granted granted Critical
Publication of IT1038276B publication Critical patent/IT1038276B/en

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
    • H01H33/70—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid
    • H01H33/88—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid the flow of arc-extinguishing fluid being produced or increased by movement of pistons or other pressure-producing parts
    • H01H33/90—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid the flow of arc-extinguishing fluid being produced or increased by movement of pistons or other pressure-producing parts this movement being effected by or in conjunction with the contact-operating mechanism
    • H01H33/91—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid the flow of arc-extinguishing fluid being produced or increased by movement of pistons or other pressure-producing parts this movement being effected by or in conjunction with the contact-operating mechanism the arc-extinguishing fluid being air or gas
    • 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
    • H01H2033/028—Details the cooperating contacts being both actuated simultaneously in opposite directions
IT2351575A 1974-05-31 1975-05-20 HIGH VOLTAGE SWITCH IT1038276B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7418998A FR2273362A1 (en) 1974-05-31 1974-05-31 High voltage circuit breaker - has fixed contact with semi-mobile contact movable from mobile contact by spring

Publications (1)

Publication Number Publication Date
IT1038276B true IT1038276B (en) 1979-11-20

Family

ID=9139530

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2351575A IT1038276B (en) 1974-05-31 1975-05-20 HIGH VOLTAGE SWITCH

Country Status (3)

Country Link
ES (1) ES438093A1 (en)
FR (1) FR2273362A1 (en)
IT (1) IT1038276B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4112276A (en) * 1976-09-28 1978-09-05 Westinghouse Electric Corp. Compressed-gas circuit-interrupter having a sleeve-valve for temporarily blocking the orifice throat
DE2703550C2 (en) * 1977-01-27 1980-06-19 Siemens Ag, 1000 Berlin Und 8000 Muenchen Electric switch
CH644969A5 (en) * 1979-09-25 1984-08-31 Sprecher & Schuh Ag Gas pressure switch.
DE2946715A1 (en) * 1979-10-25 1981-05-07 BBC AG Brown, Boveri & Cie., Baden, Aargau EXHAUST GAS SWITCH
FR2676588B1 (en) * 1991-05-16 1993-07-23 Alsthom Gec MEDIUM VOLTAGE CIRCUIT BREAKER.
FR2738388B1 (en) * 1995-09-01 1997-10-03 Gec Alsthom T & D Sa LOW ENERGY MANEUVER CIRCUIT BREAKER
JP3412689B2 (en) 1999-08-26 2003-06-03 日本電気株式会社 Mobile phone

Also Published As

Publication number Publication date
FR2273362A1 (en) 1975-12-26
FR2273362B1 (en) 1977-09-30
ES438093A1 (en) 1977-01-16

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