DE69028902D1 - Schutzschaltung für Leuchtröhre - Google Patents
Schutzschaltung für LeuchtröhreInfo
- Publication number
- DE69028902D1 DE69028902D1 DE69028902T DE69028902T DE69028902D1 DE 69028902 D1 DE69028902 D1 DE 69028902D1 DE 69028902 T DE69028902 T DE 69028902T DE 69028902 T DE69028902 T DE 69028902T DE 69028902 D1 DE69028902 D1 DE 69028902D1
- Authority
- DE
- Germany
- Prior art keywords
- luminous tube
- transformer
- protection circuit
- power
- providing
- Prior art date
- 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 - Lifetime
Links
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge lamps
- H05B41/14—Circuit arrangements
- H05B41/26—Circuit arrangements in which the lamp is fed by power derived from dc by means of a converter, e.g. by high-voltage dc
- H05B41/28—Circuit arrangements in which the lamp is fed by power derived from dc by means of a converter, e.g. by high-voltage dc using static converters
- H05B41/282—Circuit arrangements in which the lamp is fed by power derived from dc by means of a converter, e.g. by high-voltage dc using static converters with semiconductor devices
- H05B41/285—Arrangements for protecting lamps or circuits against abnormal operating conditions
- H05B41/2851—Arrangements for protecting lamps or circuits against abnormal operating conditions for protecting the circuit against abnormal operating conditions
- H05B41/2856—Arrangements for protecting lamps or circuits against abnormal operating conditions for protecting the circuit against abnormal operating conditions against internal abnormal circuit conditions
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
- H02H3/02—Details
- H02H3/06—Details with automatic reconnection
- H02H3/07—Details with automatic reconnection and with permanent disconnection after a predetermined number of reconnection cycles
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H5/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection
- H02H5/04—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection responsive to abnormal temperature
-
- 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
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge lamps
- H05B41/14—Circuit arrangements
- H05B41/26—Circuit arrangements in which the lamp is fed by power derived from dc by means of a converter, e.g. by high-voltage dc
- H05B41/28—Circuit arrangements in which the lamp is fed by power derived from dc by means of a converter, e.g. by high-voltage dc using static converters
- H05B41/282—Circuit arrangements in which the lamp is fed by power derived from dc by means of a converter, e.g. by high-voltage dc using static converters with semiconductor devices
- H05B41/285—Arrangements for protecting lamps or circuits against abnormal operating conditions
- H05B41/2851—Arrangements for protecting lamps or circuits against abnormal operating conditions for protecting the circuit against abnormal operating conditions
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge lamps
- H05B41/14—Circuit arrangements
- H05B41/26—Circuit arrangements in which the lamp is fed by power derived from dc by means of a converter, e.g. by high-voltage dc
- H05B41/28—Circuit arrangements in which the lamp is fed by power derived from dc by means of a converter, e.g. by high-voltage dc using static converters
- H05B41/282—Circuit arrangements in which the lamp is fed by power derived from dc by means of a converter, e.g. by high-voltage dc using static converters with semiconductor devices
- H05B41/285—Arrangements for protecting lamps or circuits against abnormal operating conditions
- H05B41/2851—Arrangements for protecting lamps or circuits against abnormal operating conditions for protecting the circuit against abnormal operating conditions
- H05B41/2855—Arrangements for protecting lamps or circuits against abnormal operating conditions for protecting the circuit against abnormal operating conditions against abnormal lamp operating conditions
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge lamps
- H05B41/14—Circuit arrangements
- H05B41/36—Controlling
Landscapes
- Protection Of Transformers (AREA)
- Protection Of Static Devices (AREA)
- Vessels And Coating Films For Discharge Lamps (AREA)
- Circuit Arrangements For Discharge Lamps (AREA)
- Measurement Of Current Or Voltage (AREA)
- Tires In General (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US44182189A | 1989-11-27 | 1989-11-27 | |
US58095790A | 1990-09-11 | 1990-09-11 |
Publications (1)
Publication Number | Publication Date |
---|---|
DE69028902D1 true DE69028902D1 (de) | 1996-11-21 |
Family
ID=27032965
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69028902T Expired - Lifetime DE69028902D1 (de) | 1989-11-27 | 1990-11-26 | Schutzschaltung für Leuchtröhre |
Country Status (6)
Country | Link |
---|---|
US (1) | US5621598A (de) |
EP (1) | EP0431812B1 (de) |
JP (1) | JPH03265423A (de) |
AT (1) | ATE144355T1 (de) |
CA (1) | CA2030848C (de) |
DE (1) | DE69028902D1 (de) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5805399A (en) * | 1996-09-06 | 1998-09-08 | Everbrite, Inc | Apparatus for detecting luminous tube and power supply faults where ground fault currents may be absent |
US6942155B1 (en) | 2001-05-31 | 2005-09-13 | Alien Technology Corporation | Integrated circuits with persistent data storage |
US7377445B1 (en) | 2001-05-31 | 2008-05-27 | Alien Technology Corporation | Integrated circuits with persistent data storage |
US7183721B2 (en) * | 2005-06-30 | 2007-02-27 | Osram Sylvania, Inc. | Ballast with circuit for detecting and eliminating an arc condition |
US7955234B1 (en) | 2007-02-28 | 2011-06-07 | Pursley Michael G | Exercise device and method |
DE102010041987A1 (de) * | 2010-10-05 | 2012-04-05 | Tridonic Gmbh & Co. Kg | Betriebsgerät mit einstellbarer kritischer Temperatur |
CN110336247B (zh) * | 2019-08-14 | 2022-01-28 | 张晓菊 | 一种用于保护变压器的方法、容控器以及保护*** |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1033329B (de) * | 1955-05-20 | 1958-07-03 | Weiss Viktor | Schutzschaltung fuer Hochspannungsleuchtroehrenstromkreise |
US3793559A (en) * | 1972-08-10 | 1974-02-19 | Westinghouse Electric Corp | Transformer apparatus and monitoring system |
US3781636A (en) * | 1973-04-30 | 1973-12-25 | Honeywell Inf Systems | Lead network to prevent voltage overshoot in a switching regulator |
CA1107349A (en) * | 1977-10-06 | 1981-08-18 | Akio Koizumi | Protective circuit for a switching regulator |
US4612617A (en) * | 1983-03-02 | 1986-09-16 | Siemens-Allis, Inc. | Method and apparatus for monitoring instantaneous electrical parameters of a power distribution system |
GB2139436B (en) * | 1983-03-17 | 1986-10-08 | Janan Emmanuel Allos | Mains protection device |
DE3683320D1 (de) * | 1985-05-21 | 1992-02-20 | Fujitsu Ltd | Steuergeraet zum ausserbetriebsetzen einer elektrischen energieversorgung. |
US4989155A (en) * | 1986-08-14 | 1991-01-29 | Gte Valenite Corporation | Intelligent power monitor |
US4965692A (en) * | 1989-07-31 | 1990-10-23 | Siemens Transmission Systems, Inc. | Overload detector and protection circuit |
US5136458A (en) * | 1989-08-31 | 1992-08-04 | Square D Company | Microcomputer based electronic trip system for circuit breakers |
-
1990
- 1990-11-26 DE DE69028902T patent/DE69028902D1/de not_active Expired - Lifetime
- 1990-11-26 CA CA002030848A patent/CA2030848C/en not_active Expired - Fee Related
- 1990-11-26 AT AT90312830T patent/ATE144355T1/de not_active IP Right Cessation
- 1990-11-26 EP EP90312830A patent/EP0431812B1/de not_active Expired - Lifetime
- 1990-11-27 JP JP2321399A patent/JPH03265423A/ja active Pending
-
1995
- 1995-06-07 US US08/478,894 patent/US5621598A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
ATE144355T1 (de) | 1996-11-15 |
US5621598A (en) | 1997-04-15 |
EP0431812A2 (de) | 1991-06-12 |
JPH03265423A (ja) | 1991-11-26 |
EP0431812A3 (en) | 1992-06-03 |
CA2030848C (en) | 2002-06-25 |
CA2030848A1 (en) | 1991-05-28 |
EP0431812B1 (de) | 1996-10-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8332 | No legal effect for de |