ATE538625T1 - Vorschaltkreis - Google Patents

Vorschaltkreis

Info

Publication number
ATE538625T1
ATE538625T1 AT08845841T AT08845841T ATE538625T1 AT E538625 T1 ATE538625 T1 AT E538625T1 AT 08845841 T AT08845841 T AT 08845841T AT 08845841 T AT08845841 T AT 08845841T AT E538625 T1 ATE538625 T1 AT E538625T1
Authority
AT
Austria
Prior art keywords
fluorescent lamps
lamps
resonance
capacitor
circuit
Prior art date
Application number
AT08845841T
Other languages
English (en)
Inventor
Wei Chen
Markus Heckmann
Original Assignee
Osram Ag
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Osram Ag filed Critical Osram Ag
Application granted granted Critical
Publication of ATE538625T1 publication Critical patent/ATE538625T1/de

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
    • H05B41/295—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 and specially adapted for lamps with preheating electrodes, e.g. for fluorescent lamps
    • H05B41/298—Arrangements for protecting lamps or circuits against abnormal operating conditions
    • H05B41/2981—Arrangements for protecting lamps or circuits against abnormal operating conditions for protecting the circuit against abnormal operating conditions
    • H05B41/2985—Arrangements for protecting lamps or circuits against abnormal operating conditions for protecting the circuit against abnormal operating conditions against abnormal lamp operating conditions

Landscapes

  • Circuit Arrangements For Discharge Lamps (AREA)
  • Discharge Heating (AREA)
AT08845841T 2007-10-30 2008-10-09 Vorschaltkreis ATE538625T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN2007101657190A CN101426322B (zh) 2007-10-30 2007-10-30 镇流器电路
PCT/EP2008/063565 WO2009056431A2 (en) 2007-10-30 2008-10-09 A ballast circuit

Publications (1)

Publication Number Publication Date
ATE538625T1 true ATE538625T1 (de) 2012-01-15

Family

ID=40380569

Family Applications (1)

Application Number Title Priority Date Filing Date
AT08845841T ATE538625T1 (de) 2007-10-30 2008-10-09 Vorschaltkreis

Country Status (5)

Country Link
EP (1) EP2206414B1 (de)
CN (1) CN101426322B (de)
AT (1) ATE538625T1 (de)
PL (1) PL2206414T3 (de)
WO (1) WO2009056431A2 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102105013A (zh) * 2009-12-16 2011-06-22 奥斯兰姆有限公司 启动辅助装置、镇流器以及照明装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5747941A (en) * 1995-12-07 1998-05-05 Energy Savings, Inc. Electronic ballast that monitors direct current through lamp filaments
US5636111A (en) * 1996-03-26 1997-06-03 The Genlyte Group Incorporated Ballast shut-down circuit responsive to an unbalanced load condition in a single lamp ballast or in either lamp of a two-lamp ballast
US6366032B1 (en) * 2000-01-28 2002-04-02 Robertson Worldwide, Inc. Fluorescent lamp ballast with integrated circuit

Also Published As

Publication number Publication date
EP2206414B1 (de) 2011-12-21
CN101426322A (zh) 2009-05-06
WO2009056431A2 (en) 2009-05-07
CN101426322B (zh) 2013-01-02
WO2009056431A3 (en) 2009-07-09
PL2206414T3 (pl) 2012-08-31
EP2206414A2 (de) 2010-07-14

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