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
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 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1967-08-23 | 1967-08-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL135709C true NL135709C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Family
ID=19801011
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL135709D NL135709C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1967-08-23 | ||
| NL6711576A NL6711576A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1967-08-23 | 1967-08-23 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL6711576A NL6711576A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1967-08-23 | 1967-08-23 |
Country Status (4)
Families Citing this family (6)
| 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 |
-
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
Also Published As
| Publication number | Publication date |
|---|---|
| DE1665264A1 (de) | 1971-01-21 |
| FR1577693A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1969-08-08 |
| NL6711576A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1969-02-25 |
| US3567885A (en) | 1971-03-02 |