GB666834A - Improvements in high voltage gas blast electrical circuit breakers - Google Patents

Improvements in high voltage gas blast electrical circuit breakers

Info

Publication number
GB666834A
GB666834A GB32736/49A GB3273649A GB666834A GB 666834 A GB666834 A GB 666834A GB 32736/49 A GB32736/49 A GB 32736/49A GB 3273649 A GB3273649 A GB 3273649A GB 666834 A GB666834 A GB 666834A
Authority
GB
United Kingdom
Prior art keywords
contact
rod
tube
head
gas
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
GB32736/49A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
British Thomson Houston Co Ltd
Original Assignee
British Thomson Houston Co Ltd
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 British Thomson Houston Co Ltd filed Critical British Thomson Houston Co Ltd
Publication of GB666834A publication Critical patent/GB666834A/en
Expired legal-status Critical Current

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
    • H01H33/04—Means for extinguishing or preventing arc between current-carrying parts
    • H01H33/12—Auxiliary contacts on to which the arc is transferred from the main contacts
    • H01H33/121—Load break switches
    • H01H33/125—Load break switches comprising a separate circuit breaker
    • H01H33/128—Load break switches comprising a separate circuit breaker being operated by a separate mechanism interlocked with the sectionalising 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
    • H01H33/02—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
    • H01H33/70—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
    • H01H33/83—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 wherein the contacts are opened by the flow of 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
    • H01H33/008—Pedestal mounted switch gear combinations

Landscapes

  • Circuit Breakers (AREA)
  • Gas-Insulated Switchgears (AREA)
GB32736/49A 1949-12-21 1949-12-21 Improvements in high voltage gas blast electrical circuit breakers Expired GB666834A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB289510X 1949-12-21

Publications (1)

Publication Number Publication Date
GB666834A true GB666834A (en) 1952-02-20

Family

ID=10283823

Family Applications (1)

Application Number Title Priority Date Filing Date
GB32736/49A Expired GB666834A (en) 1949-12-21 1949-12-21 Improvements in high voltage gas blast electrical circuit breakers

Country Status (4)

Country Link
US (1) US2645696A (enrdf_load_stackoverflow)
CH (1) CH289510A (enrdf_load_stackoverflow)
FR (1) FR1034701A (enrdf_load_stackoverflow)
GB (1) GB666834A (enrdf_load_stackoverflow)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2445529A (en) * 1944-09-19 1948-07-20 Westinghouse Electric Corp Circuit interrupter
FR999210A (enrdf_load_stackoverflow) * 1945-12-03 1952-01-29
BE469806A (enrdf_load_stackoverflow) * 1945-12-18

Also Published As

Publication number Publication date
US2645696A (en) 1953-07-14
FR1034701A (enrdf_load_stackoverflow) 1953-07-30
CH289510A (de) 1953-03-15

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