NL135709C - - Google Patents

Info

Publication number
NL135709C
NL135709C NL135709DA NL135709C NL 135709 C NL135709 C NL 135709C NL 135709D A NL135709D A NL 135709DA NL 135709 C NL135709 C NL 135709C
Authority
NL
Netherlands
Application number
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.)
Publication of NL135709C publication Critical patent/NL135709C/xx

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
    • 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
    • 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
    • H01H33/166—Impedances connected with contacts the impedance being inserted only while closing the switch
    • 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
NL135709D 1967-08-23 NL135709C (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL6711576A NL6711576A (enrdf_load_stackoverflow) 1967-08-23 1967-08-23

Publications (1)

Publication Number Publication Date
NL135709C true NL135709C (enrdf_load_stackoverflow)

Family

ID=19801011

Family Applications (2)

Application Number Title Priority Date Filing Date
NL135709D NL135709C (enrdf_load_stackoverflow) 1967-08-23
NL6711576A NL6711576A (enrdf_load_stackoverflow) 1967-08-23 1967-08-23

Family Applications After (1)

Application Number Title Priority Date Filing Date
NL6711576A NL6711576A (enrdf_load_stackoverflow) 1967-08-23 1967-08-23

Country Status (4)

Country Link
US (1) US3567885A (enrdf_load_stackoverflow)
DE (1) DE1665264A1 (enrdf_load_stackoverflow)
FR (1) FR1577693A (enrdf_load_stackoverflow)
NL (2) NL6711576A (enrdf_load_stackoverflow)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3876846A (en) * 1972-08-16 1975-04-08 Ite Imperial Corp Combination ground and test switch apparatus for pressurized-gas-insulated high voltage systems
US3987260A (en) * 1974-12-05 1976-10-19 I-T-E Imperial Corporation Ground and test connection for SF6 insulated bus
FR2450501A1 (fr) * 1979-03-02 1980-09-26 Alsthom Cgee Dispositif d'insertion de resistance a la fermeture d'un appareil d'interruption
IT8420810V0 (it) * 1984-02-10 1984-02-10 Sace Spa Sistema di contatti d'arco per interruttori elettrici, particolarmente a fluido d'estinzione dell'arco.
FR2665020B1 (fr) * 1990-07-18 1996-07-19 Alsthom Gec Disjoncteur pour la coupure des courants eleves.
FR2737936B1 (fr) * 1995-08-18 1997-09-19 Gec Alsthom T & D Sa Disjoncteur muni d'une resistance de fermeture avec dispositif d'insertion

Also Published As

Publication number Publication date
US3567885A (en) 1971-03-02
DE1665264A1 (de) 1971-01-21
NL6711576A (enrdf_load_stackoverflow) 1969-02-25
FR1577693A (enrdf_load_stackoverflow) 1969-08-08

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