CH404763A - Circuit breaker - Google Patents

Circuit breaker

Info

Publication number
CH404763A
CH404763A CH852262A CH852262A CH404763A CH 404763 A CH404763 A CH 404763A CH 852262 A CH852262 A CH 852262A CH 852262 A CH852262 A CH 852262A CH 404763 A CH404763 A CH 404763A
Authority
CH
Switzerland
Prior art keywords
circuit breaker
breaker
circuit
Prior art date
Application number
CH852262A
Other languages
German (de)
Inventor
M Leeds Winthrop
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 CH404763A publication Critical patent/CH404763A/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
    • H01H33/7007—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid wherein the flow is a function of the current being interrupted
    • 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
    • H01H33/80—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid flow of arc-extinguishing fluid from a pressure source being controlled by a valve
    • H01H33/82—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid flow of arc-extinguishing fluid from a pressure source being controlled by a valve the 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
    • H01H33/88—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
    • H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
    • H01H71/10—Operating or release mechanisms
    • H01H71/1081—Modifications for selective or back-up protection; Correlation between feeder and branch circuit breaker
    • 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
CH852262A 1961-07-20 1962-07-16 Circuit breaker CH404763A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US12550661A 1961-07-20 1961-07-20

Publications (1)

Publication Number Publication Date
CH404763A true CH404763A (en) 1965-12-31

Family

ID=22420033

Family Applications (1)

Application Number Title Priority Date Filing Date
CH852262A CH404763A (en) 1961-07-20 1962-07-16 Circuit breaker

Country Status (2)

Country Link
CH (1) CH404763A (en)
DE (1) DE1210473B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2464551A1 (en) * 1979-08-28 1981-03-06 Merlin Gerin Electromagnetic control valve for gas filled circuit breaker - uses magnetic field induced by arc current to position rotating disc to prevent arc extinction at current peaks

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2791959B1 (en) 2011-12-13 2016-03-09 ABB Technology AG Circuit breaker with fluid injection
EP2791958B2 (en) 2011-12-13 2019-07-17 ABB Schweiz AG Circuit breaker with fluid injection

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE609941C (en) * 1927-02-04 1935-03-05 Sigwart Ruppel Dipl Ing Switch with arc extinguishing by compressed gas
DE568348C (en) * 1928-12-30 1933-01-18 Sigwart Ruppel Dipl Ing Switch with arc extinguishing by flowing compressed gas
DE571839C (en) * 1930-03-06 1933-03-06 Aeg Electric switch with arc extinguishing by carbonic acid
DE574011C (en) * 1931-07-25 1933-04-07 Aeg Electric switch with arc extinguishing by flowing carbonic acid
DE574012C (en) * 1931-07-25 1933-04-07 Aeg Electric switch with arc extinguishing by flowing carbonic acid
DE695051C (en) * 1934-03-21 1940-08-15 Siemens Schuckertwerke Akt Ges Multipole switch with arc extinguishing by flowing or expanding gases or vapors
DE690185C (en) * 1939-02-05 1940-04-18 Stahlwerk Mark Wengern Akt Ges Compressed air impact tool with slide control
US2957063A (en) * 1958-03-07 1960-10-18 Westinghouse Electric Corp Pumped-gas circuit interrupter

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2464551A1 (en) * 1979-08-28 1981-03-06 Merlin Gerin Electromagnetic control valve for gas filled circuit breaker - uses magnetic field induced by arc current to position rotating disc to prevent arc extinction at current peaks

Also Published As

Publication number Publication date
DE1210473B (en) 1966-02-10

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