FR1577693A - - Google Patents
Info
- Publication number
- FR1577693A FR1577693A FR1577693DA FR1577693A FR 1577693 A FR1577693 A FR 1577693A FR 1577693D A FR1577693D A FR 1577693DA FR 1577693 A FR1577693 A FR 1577693A
- Authority
- FR
- France
- 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
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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL6711576A NL6711576A (fr) | 1967-08-23 | 1967-08-23 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1577693A true FR1577693A (fr) | 1969-08-08 |
Family
ID=19801011
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1577693D Expired FR1577693A (fr) | 1967-08-23 | 1968-08-21 |
Country Status (4)
Country | Link |
---|---|
US (1) | US3567885A (fr) |
DE (1) | DE1665264A1 (fr) |
FR (1) | FR1577693A (fr) |
NL (2) | NL6711576A (fr) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2450501A1 (fr) * | 1979-03-02 | 1980-09-26 | Alsthom Cgee | Dispositif d'insertion de resistance a la fermeture d'un appareil d'interruption |
EP0152134A2 (fr) * | 1984-02-10 | 1985-08-21 | ABB SACE S.p.A. | Système de contact d'arc pour coupe circuit électrique, en particulier du type utilisant un fluide extincteur d'arc |
FR2665020A1 (fr) * | 1990-07-18 | 1992-01-24 | Alsthom Gec | Disjoncteur pour la coupure des courants eleves. |
Families Citing this family (3)
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 |
FR2737936B1 (fr) * | 1995-08-18 | 1997-09-19 | Gec Alsthom T & D Sa | Disjoncteur muni d'une resistance de fermeture avec dispositif d'insertion |
-
0
- NL NL135709D patent/NL135709C/xx active
-
1967
- 1967-08-23 NL NL6711576A patent/NL6711576A/xx unknown
- 1967-09-08 DE DE19671665264 patent/DE1665264A1/de active Pending
-
1968
- 1968-08-19 US US753612A patent/US3567885A/en not_active Expired - Lifetime
- 1968-08-21 FR FR1577693D patent/FR1577693A/fr not_active Expired
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2450501A1 (fr) * | 1979-03-02 | 1980-09-26 | Alsthom Cgee | Dispositif d'insertion de resistance a la fermeture d'un appareil d'interruption |
US4338500A (en) * | 1979-03-02 | 1982-07-06 | Societe Anonyme Dite: Delle-Alsthom | Device for switching in a resistance when a circuit breaker closes a circuit |
EP0152134A2 (fr) * | 1984-02-10 | 1985-08-21 | ABB SACE S.p.A. | Système de contact d'arc pour coupe circuit électrique, en particulier du type utilisant un fluide extincteur d'arc |
EP0152134A3 (en) * | 1984-02-10 | 1986-03-05 | Sace S.P.A. Costruzioni Elettromeccaniche | Arc contact system for electrical circuit breakers, in particular of the type using an arc extinguishing fluid |
FR2665020A1 (fr) * | 1990-07-18 | 1992-01-24 | Alsthom Gec | Disjoncteur pour la coupure des courants eleves. |
Also Published As
Publication number | Publication date |
---|---|
DE1665264A1 (de) | 1971-01-21 |
US3567885A (en) | 1971-03-02 |
NL135709C (fr) | |
NL6711576A (fr) | 1969-02-25 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |