GB1217053A - Improvements in and relating to gas blast circuit-breakers - Google Patents

Improvements in and relating to gas blast circuit-breakers

Info

Publication number
GB1217053A
GB1217053A GB06831/68A GB1683168A GB1217053A GB 1217053 A GB1217053 A GB 1217053A GB 06831/68 A GB06831/68 A GB 06831/68A GB 1683168 A GB1683168 A GB 1683168A GB 1217053 A GB1217053 A GB 1217053A
Authority
GB
United Kingdom
Prior art keywords
contact
contacts
valve
piston
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
GB06831/68A
Other languages
English (en)
Inventor
Rintje Boersma
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.)
COQ NV
Original Assignee
COQ NV
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 COQ NV filed Critical COQ NV
Publication of GB1217053A publication Critical patent/GB1217053A/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
    • H01H33/80—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
    • H01H1/00—Contacts
    • H01H1/12—Contacts characterised by the manner in which co-operating contacts engage
    • H01H1/14—Contacts characterised by the manner in which co-operating contacts engage by abutting
    • 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
    • H01H33/28—Power arrangements internal to the switch for operating the driving mechanism
    • H01H33/30—Power arrangements internal to the switch for operating the driving mechanism using fluid actuator
    • H01H33/302—Power arrangements internal to the switch for operating the driving mechanism using fluid actuator for fluid insulated switchgear, wherein the insulating fluid is also the working 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
    • H01H33/70—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
    • 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

Landscapes

  • Circuit Breakers (AREA)
GB06831/68A 1967-04-14 1968-04-08 Improvements in and relating to gas blast circuit-breakers Expired GB1217053A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL6705277A NL126949C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1967-04-14 1967-04-14

Publications (1)

Publication Number Publication Date
GB1217053A true GB1217053A (en) 1970-12-23

Family

ID=19799847

Family Applications (1)

Application Number Title Priority Date Filing Date
GB06831/68A Expired GB1217053A (en) 1967-04-14 1968-04-08 Improvements in and relating to gas blast circuit-breakers

Country Status (5)

Country Link
US (1) US3553406A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE1665258B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB1217053A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NL (1) NL126949C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
SE (1) SE348595B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3531457A1 (de) * 1985-09-03 1987-03-12 Windmoeller & Hoelscher Vorrichtung zum herstellen von beuteln
EP2985775A1 (en) * 2014-08-12 2016-02-17 GE Energy Power Conversion Technology Ltd Circuit Breakers

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB828589A (en) * 1957-05-23 1960-02-17 Asea Ab Air-blast electric circuit-breaker
FR1270584A (fr) * 1960-07-18 1961-09-01 Merlin Gerin Perfectionnements aux disjoncteurs pneumatiques ayant au moins un contact tubulaire
FR1394634A (fr) * 1964-04-03 1965-04-02 Nv Perfectionnements apportés aux disjoncteurs à gaz sous pression
DE1238545B (de) * 1964-05-28 1967-04-13 Merlin Gerin Druckgasschalter mit mindestens einem rohrfoermigen Kontakt

Also Published As

Publication number Publication date
SE348595B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1972-09-04
NL126949C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1967-04-14
DE1665258B1 (de) 1971-06-09
US3553406A (en) 1971-01-05
NL6705277A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1968-10-15

Similar Documents

Publication Publication Date Title
US2459600A (en) Compressed gas circuit interrupter
GB490518A (en) Improvements in electrical switchgear
US2724751A (en) Air blast circuit breaker
US2783338A (en) Operating mechanism for a fluid-blast circuit breaker
US3075060A (en) Circuit interrupters
DE3469098D1 (en) Compressed gas circuit breaker
US2401008A (en) Circuit interrupter
ES472287A1 (es) Un interruptor de circuito perfeccionado del tipo de sopla- dor de chorro de gas, de accionamiento por piston doble
US3991292A (en) Dual compression puffer interrupter
GB1217053A (en) Improvements in and relating to gas blast circuit-breakers
US2969446A (en) Air blast circuit breakers
US3311726A (en) Puffer-type fluid-blast circuit interrupter with pressurized casing for actuating driving piston
US3334207A (en) Gas blast circuit-breaker with stationary spaced tubular contacts and piston actuated contact bridge including blast valve actuated thereby
US3185802A (en) Gas blast circuit breakers having at least one tubular contact
US2913559A (en) Fluid-blast circuit interrupter
US2783337A (en) Fluid blast circuit interrupter
GB735934A (en) Improvements in or relating to electric switches incorporating means for dousing with extinguishing fluid, arcs arising on separation of the switch contacts
US3054877A (en) Compressed air actuated electric switch with power switching contacts and voltage disconnecting contacts
US4253002A (en) Self-extinguishing type circuit interrupter
US2491945A (en) Circuit interrupter
US3686453A (en) Gas-blast circuit breaker
GB1264756A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
US3688061A (en) Improved compressed-gas circuit interrupter with split current-transformer housing for ready disassembly
US3683141A (en) Gas blast interrupters
GB1193978A (en) Improvements in Valves, particularly for Gas Blast Electric Circuit Breakers