IT7826658A0 - CIRCUIT BREAKER USING A MINIMUM OF DIELECTRIC LIQUID. - Google Patents

CIRCUIT BREAKER USING A MINIMUM OF DIELECTRIC LIQUID.

Info

Publication number
IT7826658A0
IT7826658A0 IT7826658A IT2665878A IT7826658A0 IT 7826658 A0 IT7826658 A0 IT 7826658A0 IT 7826658 A IT7826658 A IT 7826658A IT 2665878 A IT2665878 A IT 2665878A IT 7826658 A0 IT7826658 A0 IT 7826658A0
Authority
IT
Italy
Prior art keywords
minimum
circuit breaker
dielectric liquid
dielectric
liquid
Prior art date
Application number
IT7826658A
Other languages
Italian (it)
Other versions
IT1098054B (en
Original Assignee
Westinghouse Electric Corp
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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Publication of IT7826658A0 publication Critical patent/IT7826658A0/en
Application granted granted Critical
Publication of IT1098054B publication Critical patent/IT1098054B/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
    • H01H33/7015—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid characterised by flow directing elements associated with contacts
    • H01H33/7023—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid characterised by flow directing elements associated with contacts characterised by an insulating tubular gas flow enhancing nozzle
    • 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
    • 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
    • H01H2033/912—Liquified gases, e.g. liquified SF6
IT26658/78A 1977-08-22 1978-08-10 CIRCUIT BREAKER USING A MINIMUM DIELECTRIC LIQUID IT1098054B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US82638277A 1977-08-22 1977-08-22

Publications (2)

Publication Number Publication Date
IT7826658A0 true IT7826658A0 (en) 1978-08-10
IT1098054B IT1098054B (en) 1985-08-31

Family

ID=25246389

Family Applications (1)

Application Number Title Priority Date Filing Date
IT26658/78A IT1098054B (en) 1977-08-22 1978-08-10 CIRCUIT BREAKER USING A MINIMUM DIELECTRIC LIQUID

Country Status (9)

Country Link
JP (1) JPS5443578A (en)
CA (1) CA1109909A (en)
DE (1) DE2835892A1 (en)
ES (1) ES472718A1 (en)
FR (1) FR2401503A1 (en)
GB (1) GB2003665B (en)
IT (1) IT1098054B (en)
NL (1) NL7808486A (en)
NO (1) NO782744L (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2966751D1 (en) * 1979-06-25 1984-04-12 Westinghouse Electric Corp Power circuit interrupter
CH654140A5 (en) * 1980-12-23 1986-01-31 Bbc Brown Boveri & Cie HIGH VOLTAGE CIRCUIT BREAKERS.
CA1256476A (en) * 1986-07-23 1989-06-27 Guy St-Jean Air-blast circuit breaker and self-injection of its liquefied gas

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE634255C (en) * 1933-01-23 1936-08-22 Siemens Schuckertwerke Akt Ges System for operating several arc extinguishing devices
DE960111C (en) * 1954-02-09 1957-03-14 Licentia Gmbh High-voltage pressure gas switch
FR1539783A (en) * 1967-07-19 1968-09-20 Switching device of an electrical circuit
DE1916809A1 (en) * 1969-03-28 1970-10-01 Siemens Ag Electric circuit breaker

Also Published As

Publication number Publication date
JPS5443578A (en) 1979-04-06
DE2835892A1 (en) 1979-03-08
IT1098054B (en) 1985-08-31
GB2003665A (en) 1979-03-14
ES472718A1 (en) 1980-01-01
GB2003665B (en) 1982-02-10
NO782744L (en) 1979-02-23
CA1109909A (en) 1981-09-29
FR2401503A1 (en) 1979-03-23
NL7808486A (en) 1979-02-26

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