NO130380B - - Google Patents
Download PDFInfo
- Publication number
- NO130380B NO130380B NO03031/69A NO303169A NO130380B NO 130380 B NO130380 B NO 130380B NO 03031/69 A NO03031/69 A NO 03031/69A NO 303169 A NO303169 A NO 303169A NO 130380 B NO130380 B NO 130380B
- Authority
- NO
- Norway
- Prior art keywords
- switch
- line
- resistor
- voltage
- switched
- Prior art date
Links
- 230000001681 protective effect Effects 0.000 claims description 3
- 230000007704 transition Effects 0.000 description 7
- 238000013016 damping Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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
- H01H33/02—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
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
- H02H9/005—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection avoiding undesired transient conditions
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Emergency Protection Circuit Devices (AREA)
- Generation Of Surge Voltage And Current (AREA)
- Arc-Extinguishing Devices That Are Switches (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH1111168A CH485344A (de) | 1968-07-24 | 1968-07-24 | Anordnung zur Dämpfung von Überspannungen auf einer Hochspannungsleitung |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NO130380B true NO130380B (es) | 1974-08-19 |
Family
ID=4370169
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO03031/69A NO130380B (es) | 1968-07-24 | 1969-07-22 |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US3590319A (es) |
| AT (1) | AT286419B (es) |
| BE (1) | BE736358A (es) |
| CH (1) | CH485344A (es) |
| DE (1) | DE1920261A1 (es) |
| ES (1) | ES369744A1 (es) |
| FR (1) | FR2013592A1 (es) |
| GB (1) | GB1240024A (es) |
| NL (1) | NL6911130A (es) |
| NO (1) | NO130380B (es) |
| SE (1) | SE347397B (es) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3957329A (en) * | 1974-11-01 | 1976-05-18 | I-T-E Imperial Corporation | Fault-current limiter for high power electrical transmission systems |
| DE2503034C3 (de) * | 1975-01-25 | 1978-05-11 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Verfahren zur Verminderung der mechanischen Beanspruchung von Turbosätzen bei generatornahen dreipoligen Netzkurzschlüssen |
| CH598691A5 (es) * | 1976-06-21 | 1978-05-12 | Bbc Brown Boveri & Cie | |
| US4093968A (en) * | 1976-11-22 | 1978-06-06 | Emerson Electric Co. | Resistors with heat sink |
| US4172269A (en) * | 1977-12-19 | 1979-10-23 | North American Philips Corporation | Circuit for overshoot supression in X-ray generators |
| JPS55105921A (en) * | 1979-02-08 | 1980-08-14 | Tokyo Shibaura Electric Co | Method of closing breaker |
| JPS5994107A (ja) * | 1982-11-18 | 1984-05-30 | Mitsubishi Electric Corp | アクチユエ−タ試験装置 |
| CH665053A5 (de) * | 1984-11-12 | 1988-04-15 | Bbc Brown Boveri & Cie | Schalteranordnung zum abschalten einer reaktanz. |
| JP3429932B2 (ja) * | 1995-12-13 | 2003-07-28 | 三菱電機株式会社 | 電力変換器用保護装置 |
| US8922957B2 (en) * | 2008-04-30 | 2014-12-30 | Keysight Technologies, Inc. | Dynamic switch contact protection |
| US8593777B1 (en) * | 2012-05-11 | 2013-11-26 | Apple Inc. | User-actuated button ESD protection circuit with spark gap |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1357257A (en) * | 1918-09-16 | 1920-11-02 | Westinghouse Electric & Mfg Co | Switching device |
| FR999802A (fr) * | 1946-01-08 | 1952-02-05 | Merlin Gerin | Perfectionnements aux interrupteurs à résistance |
| US2802149A (en) * | 1953-12-30 | 1957-08-06 | Bell Telephone Labor Inc | Contact protection circuits |
-
1968
- 1968-07-24 CH CH1111168A patent/CH485344A/de not_active IP Right Cessation
-
1969
- 1969-04-18 AT AT376569A patent/AT286419B/de not_active IP Right Cessation
- 1969-04-22 DE DE19691920261 patent/DE1920261A1/de active Pending
- 1969-07-18 US US843059A patent/US3590319A/en not_active Expired - Lifetime
- 1969-07-21 NL NL6911130A patent/NL6911130A/xx unknown
- 1969-07-21 FR FR6924744A patent/FR2013592A1/fr not_active Withdrawn
- 1969-07-22 ES ES369744A patent/ES369744A1/es not_active Expired
- 1969-07-22 GB GB36810/69A patent/GB1240024A/en not_active Expired
- 1969-07-22 NO NO03031/69A patent/NO130380B/no unknown
- 1969-07-22 BE BE736358D patent/BE736358A/xx unknown
- 1969-07-22 SE SE10356/69A patent/SE347397B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| ES369744A1 (es) | 1971-04-01 |
| DE1920261A1 (de) | 1970-05-27 |
| BE736358A (es) | 1969-12-31 |
| US3590319A (en) | 1971-06-29 |
| AT286419B (de) | 1970-12-10 |
| GB1240024A (en) | 1971-07-21 |
| FR2013592A1 (es) | 1970-04-03 |
| NL6911130A (es) | 1970-01-27 |
| CH485344A (de) | 1970-01-31 |
| SE347397B (es) | 1972-07-31 |
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