NL6711576A - - Google Patents
Info
- Publication number
- NL6711576A NL6711576A NL6711576A NL6711576A NL6711576A NL 6711576 A NL6711576 A NL 6711576A NL 6711576 A NL6711576 A NL 6711576A NL 6711576 A NL6711576 A NL 6711576A NL 6711576 A NL6711576 A NL 6711576A
- 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
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL135709D NL135709C (en) | 1967-08-23 | ||
NL6711576A NL6711576A (en) | 1967-08-23 | 1967-08-23 | |
DE19671665264 DE1665264A1 (en) | 1967-08-23 | 1967-09-08 | Electric switch for high voltage |
US753612A US3567885A (en) | 1967-08-23 | 1968-08-19 | Isolator switch with bridging resistance and extinguishing gas control |
FR1577693D FR1577693A (en) | 1967-08-23 | 1968-08-21 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL6711576A NL6711576A (en) | 1967-08-23 | 1967-08-23 |
Publications (1)
Publication Number | Publication Date |
---|---|
NL6711576A true NL6711576A (en) | 1969-02-25 |
Family
ID=19801011
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL135709D NL135709C (en) | 1967-08-23 | ||
NL6711576A NL6711576A (en) | 1967-08-23 | 1967-08-23 |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL135709D NL135709C (en) | 1967-08-23 |
Country Status (4)
Country | Link |
---|---|
US (1) | US3567885A (en) |
DE (1) | DE1665264A1 (en) |
FR (1) | FR1577693A (en) |
NL (2) | NL6711576A (en) |
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 (en) * | 1979-03-02 | 1980-09-26 | Alsthom Cgee | CLOSING RESISTANCE INSERTION DEVICE OF A SWITCHING APPARATUS |
IT8420810V0 (en) * | 1984-02-10 | 1984-02-10 | Sace Spa | ARC CONTACT SYSTEM FOR ELECTRIC SWITCHES, PARTICULARLY WITH ARC EXTINGUISHING FLUID. |
FR2665020B1 (en) * | 1990-07-18 | 1996-07-19 | Alsthom Gec | CIRCUIT BREAKER FOR CUTTING HIGH CURRENTS. |
FR2737936B1 (en) * | 1995-08-18 | 1997-09-19 | Gec Alsthom T & D Sa | CIRCUIT BREAKER PROVIDED WITH A CLOSING RESISTOR WITH INSERTION DEVICE |
-
0
- NL NL135709D patent/NL135709C/xx active
-
1967
- 1967-08-23 NL NL6711576A patent/NL6711576A/xx unknown
- 1967-09-08 DE DE19671665264 patent/DE1665264A1/en 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 (en) | 1971-01-21 |
US3567885A (en) | 1971-03-02 |
NL135709C (en) | |
FR1577693A (en) | 1969-08-08 |