GB2080626B - Circuit interrupters - Google Patents

Circuit interrupters

Info

Publication number
GB2080626B
GB2080626B GB8121552A GB8121552A GB2080626B GB 2080626 B GB2080626 B GB 2080626B GB 8121552 A GB8121552 A GB 8121552A GB 8121552 A GB8121552 A GB 8121552A GB 2080626 B GB2080626 B GB 2080626B
Authority
GB
United Kingdom
Prior art keywords
circuit interrupters
interrupters
circuit
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
GB8121552A
Other versions
GB2080626A (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.)
AEI
Original Assignee
AEI
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 AEI filed Critical AEI
Priority to GB8121552A priority Critical patent/GB2080626B/en
Publication of GB2080626A publication Critical patent/GB2080626A/en
Application granted granted Critical
Publication of GB2080626B publication Critical patent/GB2080626B/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
    • H01H33/70—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
    • H01H33/884—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 with variable-area piston
    • 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
    • H01H33/7015—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid characterised by flow directing elements associated with contacts
    • H01H33/7038—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid characterised by flow directing elements associated with contacts characterised by a conducting tubular gas flow enhancing nozzle
    • H01H33/7053—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid characterised by flow directing elements associated with contacts characterised by a conducting tubular gas flow enhancing nozzle having a bridging element around two hollow tubular 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
    • H01H33/84—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 liquid, e.g. oil
GB8121552A 1980-07-16 1981-07-13 Circuit interrupters Expired GB2080626B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8121552A GB2080626B (en) 1980-07-16 1981-07-13 Circuit interrupters

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8023280 1980-07-16
GB8121552A GB2080626B (en) 1980-07-16 1981-07-13 Circuit interrupters

Publications (2)

Publication Number Publication Date
GB2080626A GB2080626A (en) 1982-02-03
GB2080626B true GB2080626B (en) 1984-08-08

Family

ID=26276242

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8121552A Expired GB2080626B (en) 1980-07-16 1981-07-13 Circuit interrupters

Country Status (1)

Country Link
GB (1) GB2080626B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2520928A1 (en) * 1982-02-04 1983-08-05 Alsthom Atlantique PNEUMATIC SELF-BLOWING CIRCUIT BREAKER
DE3538955A1 (en) * 1985-10-29 1987-05-07 Siemens Ag EXHAUST GAS SWITCH

Also Published As

Publication number Publication date
GB2080626A (en) 1982-02-03

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Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19940713