CH522284A - Device for extinguishing the arc by blowing a pressurized fluid into an electrical switching device - Google Patents

Device for extinguishing the arc by blowing a pressurized fluid into an electrical switching device

Info

Publication number
CH522284A
CH522284A CH1590970A CH1590970A CH522284A CH 522284 A CH522284 A CH 522284A CH 1590970 A CH1590970 A CH 1590970A CH 1590970 A CH1590970 A CH 1590970A CH 522284 A CH522284 A CH 522284A
Authority
CH
Switzerland
Prior art keywords
extinguishing
blowing
arc
pressurized fluid
electrical switching
Prior art date
Application number
CH1590970A
Other languages
French (fr)
Inventor
Vigreux Jacques
Trolliet Bernard
Original Assignee
Alsthom Cgee
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 Alsthom Cgee filed Critical Alsthom Cgee
Publication of CH522284A publication Critical patent/CH522284A/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
    • H01H33/7015—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid characterised by flow directing elements associated with contacts
    • H01H33/7023—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid characterised by flow directing elements associated with contacts characterised by an insulating tubular gas flow enhancing nozzle
    • H01H33/703—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid characterised by flow directing elements associated with contacts characterised by an insulating tubular gas flow enhancing nozzle having special gas flow directing elements, e.g. grooves, extensions
CH1590970A 1970-01-16 1970-10-28 Device for extinguishing the arc by blowing a pressurized fluid into an electrical switching device CH522284A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7001607A FR2076494A5 (en) 1970-01-16 1970-01-16

Publications (1)

Publication Number Publication Date
CH522284A true CH522284A (en) 1972-06-15

Family

ID=9049163

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1590970A CH522284A (en) 1970-01-16 1970-10-28 Device for extinguishing the arc by blowing a pressurized fluid into an electrical switching device

Country Status (7)

Country Link
US (1) US3708639A (en)
BE (1) BE761251A (en)
CA (1) CA934411A (en)
CH (1) CH522284A (en)
ES (1) ES194407Y (en)
FR (1) FR2076494A5 (en)
GB (1) GB1329740A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2930839A1 (en) * 1979-04-24 1980-11-06 Sprecher & Schuh Ag EXHAUST GAS SWITCH
DE3421356A1 (en) * 1984-05-08 1985-11-14 BBC Aktiengesellschaft Brown, Boveri & Cie., Baden, Aargau EXHAUST GAS SWITCH

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT985690B (en) * 1973-06-14 1974-12-10 Magrini Fab Riun Scarpa INTERRUPTION CHAMBER FOR SELF-BLOWERING ELECTRIC COMPRESSED GAS SWITCHES
DE2438017C3 (en) * 1974-08-05 1981-07-02 Siemens AG, 1000 Berlin und 8000 München Gas switch
CH617534A5 (en) * 1977-06-24 1980-05-30 Inst Cercetari Moderniza Cut-off chamber for high-voltage electric circuit breaker
US4289942A (en) * 1977-07-29 1981-09-15 Westinghouse Electric Corp. Gas-blast circuit-interrupter with multiple insulating arc-shield construction
CH629910A5 (en) * 1978-06-13 1982-05-14 Sprecher & Schuh Ag Gas-blast circuit breaker
FR2438906A2 (en) * 1978-10-09 1980-05-09 Merlin Gerin Circuit breaker with automatic blower - uses gas flow which increases as electrode gap widens adjacent to slotted annular screen
JPS58181222A (en) * 1982-04-19 1983-10-22 株式会社東芝 Dc breaking device
JP2771305B2 (en) * 1990-03-13 1998-07-02 株式会社日立製作所 Gas circuit breaker
EP3261107A1 (en) * 2016-06-20 2017-12-27 ABB Schweiz AG Gas-insulated low- or medium-voltage switch with swirling device

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3150245A (en) * 1957-09-13 1964-09-22 Westinghouse Electric Corp Liquefied gas circuit interrupters

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2930839A1 (en) * 1979-04-24 1980-11-06 Sprecher & Schuh Ag EXHAUST GAS SWITCH
DE3421356A1 (en) * 1984-05-08 1985-11-14 BBC Aktiengesellschaft Brown, Boveri & Cie., Baden, Aargau EXHAUST GAS SWITCH

Also Published As

Publication number Publication date
FR2076494A5 (en) 1971-10-15
US3708639A (en) 1973-01-02
ES194407U (en) 1974-12-01
GB1329740A (en) 1973-09-12
CA934411A (en) 1973-09-25
ES194407Y (en) 1975-03-16
BE761251A (en) 1971-07-06

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Legal Events

Date Code Title Description
PL Patent ceased