CH446477A - Circuit breaker - Google Patents

Circuit breaker

Info

Publication number
CH446477A
CH446477A CH186466A CH186466A CH446477A CH 446477 A CH446477 A CH 446477A CH 186466 A CH186466 A CH 186466A CH 186466 A CH186466 A CH 186466A CH 446477 A CH446477 A CH 446477A
Authority
CH
Switzerland
Prior art keywords
circuit breaker
breaker
circuit
Prior art date
Application number
CH186466A
Other languages
German (de)
Inventor
H Fischer William
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 CH446477A publication Critical patent/CH446477A/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
    • 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
    • H01H33/22—Selection of fluids for arc-extinguishing
    • 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
    • H01H33/70—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid
    • H01H33/98—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid the flow of arc-extinguishing fluid being initiated by an auxiliary arc or a section of the arc, without any moving parts for producing or increasing the flow
    • 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
CH186466A 1965-02-26 1966-02-10 Circuit breaker CH446477A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US435563A US3406269A (en) 1965-02-26 1965-02-26 Fluid-blast circuit breakers having means for increasing the density of the fluid during interruption

Publications (1)

Publication Number Publication Date
CH446477A true CH446477A (en) 1967-11-15

Family

ID=23728904

Family Applications (1)

Application Number Title Priority Date Filing Date
CH186466A CH446477A (en) 1965-02-26 1966-02-10 Circuit breaker

Country Status (4)

Country Link
US (1) US3406269A (en)
AT (1) AT262432B (en)
CH (1) CH446477A (en)
DE (1) DE1615019A1 (en)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1537673A (en) * 1966-04-15 1968-09-07 Improvements made to circuit breakers
FR2154928A5 (en) * 1971-09-30 1973-05-18 Gratzmuller Jean Louis
DE2149625A1 (en) * 1971-10-05 1973-04-12 Siemens Ag LIQUID ELECTRONEGATIVE GAS FILLED TWO-PRESSURE HIGH VOLTAGE SWITCH
US3946180A (en) * 1974-04-22 1976-03-23 I-T-E Imperial Corporation Downstream injection nozzle for puffer circuit interrupter
US4079219A (en) * 1975-08-29 1978-03-14 I-T-E Imperial Corporation SF 6 Puffer for arc spinner
US4307274A (en) * 1977-07-22 1981-12-22 Electric Power Research Institute, Inc. Circuit interrupter using dielectric liquid with energy storage
US4288668A (en) * 1977-08-22 1981-09-08 Electric Power Research Institute, Inc. Circuit interrupter using a minimum of dielectric liquid
US4268733A (en) * 1977-10-19 1981-05-19 Gould Inc. Liquid SF6 puffer type circuit interrupter
US4273978A (en) * 1978-06-09 1981-06-16 Electric Power Research Institute, Inc. Liquid interrupter module
DE2966751D1 (en) * 1979-06-25 1984-04-12 Westinghouse Electric Corp Power circuit interrupter
JPS57202003A (en) * 1981-06-03 1982-12-10 Hitachi Ltd Sf6 gas insulating electric device and method of producing same
JPH0610949B2 (en) * 1985-05-15 1994-02-09 アルストム High voltage circuit breaker
FR2582145B1 (en) * 1985-05-15 1987-06-19 Alsthom SULFUR HEXAFLUORIDE CIRCUIT BREAKER OPERATING IN A VERY LOW TEMPERATURE ENVIRONMENT
FR2594255B2 (en) * 1985-05-15 1988-04-08 Alsthom SULFUR HEXAFLUORIDE CIRCUIT BREAKER OPERATING IN A VERY LOW TEMPERATURE ENVIRONMENT.
FR2585875B2 (en) * 1985-05-15 1987-09-25 Alsthom SULFUR HEXAFLUORIDE CIRCUIT BREAKER OPERATING IN A VERY LOW TEMPERATURE ENVIRONMENT
FR2586136B1 (en) * 1985-08-09 1989-02-17 Alsthom HIGH DENSITY SULFUR HEXAFLUORIDE CIRCUIT BREAKER
CA1256476A (en) * 1986-07-23 1989-06-27 Guy St-Jean Air-blast circuit breaker and self-injection of its liquefied gas
FR2975836B1 (en) * 2011-05-24 2014-07-04 Schneider Electric Ind Sas ELECTRICAL GAS-INSULATING APPARATUS HAVING MEANS FOR CONTROLLING GAS PRESSURE

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE703744C (en) * 1930-09-11 1941-03-15 Frida Strauss Geb Ruppel Fluid switch
DE638145C (en) * 1934-02-15 1936-11-10 Voigt & Haeffner Akt Ges Fluid switch
DE679327C (en) * 1934-12-02 1939-08-05 Voigt & Haeffner Akt Ges Fluid switch
GB475370A (en) * 1936-06-12 1937-11-18 Gen Electric Co Ltd Improvements in or relating to alternating current electric switches
US2568381A (en) * 1945-03-23 1951-09-18 Westinghouse Electric Corp Circuit interrupter
US2757261A (en) * 1951-07-19 1956-07-31 Westinghouse Electric Corp Circuit interrupters
US3150245A (en) * 1957-09-13 1964-09-22 Westinghouse Electric Corp Liquefied gas circuit interrupters
US3257533A (en) * 1965-04-23 1966-06-21 Westinghouse Electric Corp Fluid-blast circuit interrupters with two selectively-operated fluid-blast sources

Also Published As

Publication number Publication date
AT262432B (en) 1968-06-10
US3406269A (en) 1968-10-15
DE1615019A1 (en) 1970-06-18

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