IT1012268B - Interruttore di potenza per alta tensione - Google Patents
Interruttore di potenza per alta tensioneInfo
- Publication number
- IT1012268B IT1012268B IT2258374A IT2258374A IT1012268B IT 1012268 B IT1012268 B IT 1012268B IT 2258374 A IT2258374 A IT 2258374A IT 2258374 A IT2258374 A IT 2258374A IT 1012268 B IT1012268 B IT 1012268B
- Authority
- IT
- Italy
- Prior art keywords
- high voltage
- power switch
- voltage power
- switch
- voltage
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/22—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for distribution gear, e.g. bus-bar systems; for switching devices
- H02H7/222—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for distribution gear, e.g. bus-bar systems; for switching devices for switches
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C3/00—Non-adjustable metal resistors made of wire or ribbon, e.g. coiled, woven or formed as grids
- H01C3/02—Non-adjustable metal resistors made of wire or ribbon, e.g. coiled, woven or formed as grids arranged or constructed for reducing self-induction, capacitance or variation with frequency
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C7/00—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material
- H01C7/18—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material comprising a plurality of layers stacked between terminals
-
- 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
- H01H33/14—Multiple main contacts for the purpose of dividing the current through, or potential drop along, the arc
-
- 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
- H01H33/167—Impedances connected with contacts the impedance being inserted only while opening 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
- H01H33/59—Circuit arrangements not adapted to a particular application of the switch and not otherwise provided for, e.g. for ensuring operation of the switch at a predetermined point in the ac cycle
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19732324321 DE2324321C3 (de) | 1973-05-14 | Hochspannungs-Leistungsschalter | |
DE19732343758 DE2343758A1 (de) | 1973-05-14 | 1973-08-30 | Hochspannungs-leistungsschalter mit ein- und ausschaltwiderstaenden |
DE19742403117 DE2403117C2 (de) | 1973-05-14 | 1974-01-23 | Hochspannungs-Leistungsschalter |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1012268B true IT1012268B (it) | 1977-03-10 |
Family
ID=27185272
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT2258374A IT1012268B (it) | 1973-05-14 | 1974-05-10 | Interruttore di potenza per alta tensione |
Country Status (6)
Country | Link |
---|---|
JP (1) | JPS5016078A (it) |
DE (2) | DE2343758A1 (it) |
FR (1) | FR2230063B1 (it) |
GB (1) | GB1466745A (it) |
IT (1) | IT1012268B (it) |
NL (1) | NL7406386A (it) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4568908A (en) * | 1984-12-24 | 1986-02-04 | General Electric Company | Compact resistor assembly |
DE4434819C5 (de) * | 1994-09-29 | 2004-05-27 | Abb Research Ltd. | Vorrichtung zur Strombegrenzung |
WO2016116351A1 (en) * | 2015-01-19 | 2016-07-28 | Siemens Aktiengesellschaft | Improved high voltage circuit breaker |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR972795A (fr) * | 1941-04-25 | 1951-02-02 | Procédé pour l'obtention de résistances électriques, et résistances obtenues par ce procédé | |
US2632078A (en) * | 1950-03-04 | 1953-03-17 | Westinghouse Electric Corp | Resistor assembly for circuit interrupters |
US2680178A (en) * | 1951-09-19 | 1954-06-01 | Cutler Hammer Inc | Resistor unit and method of making the same |
DE1146956B (de) * | 1961-09-28 | 1963-04-11 | Siemens Ag | Blattfoermiges Widerstandselement fuer hohe Stroeme |
-
1973
- 1973-08-30 DE DE19732343758 patent/DE2343758A1/de active Pending
-
1974
- 1974-01-23 DE DE19742403117 patent/DE2403117C2/de not_active Expired
- 1974-05-10 IT IT2258374A patent/IT1012268B/it active
- 1974-05-13 NL NL7406386A patent/NL7406386A/xx unknown
- 1974-05-14 GB GB2134074A patent/GB1466745A/en not_active Expired
- 1974-05-14 FR FR7416667A patent/FR2230063B1/fr not_active Expired
- 1974-05-14 JP JP5296174A patent/JPS5016078A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
FR2230063A1 (it) | 1974-12-13 |
DE2324321B2 (de) | 1975-10-16 |
DE2403117A1 (de) | 1975-07-24 |
NL7406386A (it) | 1974-11-18 |
DE2324321A1 (de) | 1974-11-28 |
JPS5016078A (it) | 1975-02-20 |
DE2343758A1 (de) | 1975-03-06 |
GB1466745A (en) | 1977-03-09 |
DE2403117C2 (de) | 1982-12-02 |
FR2230063B1 (it) | 1982-02-19 |
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