CA2160309C - Operating circuit for at least one low-pressure discharge lamp, especially for one or more fluorescent lamps, and method of safe operation - Google Patents

Operating circuit for at least one low-pressure discharge lamp, especially for one or more fluorescent lamps, and method of safe operation Download PDF

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Publication number
CA2160309C
CA2160309C CA002160309A CA2160309A CA2160309C CA 2160309 C CA2160309 C CA 2160309C CA 002160309 A CA002160309 A CA 002160309A CA 2160309 A CA2160309 A CA 2160309A CA 2160309 C CA2160309 C CA 2160309C
Authority
CA
Canada
Prior art keywords
circuit
inverter
lamps
resistance
path
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 - Fee Related
Application number
CA002160309A
Other languages
English (en)
French (fr)
Other versions
CA2160309A1 (en
Inventor
Ulrich Roll
Ludwig Reiser
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Osram GmbH
Original Assignee
Patent Treuhand Gesellschaft fuer Elektrische Gluehlampen mbH
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 Patent Treuhand Gesellschaft fuer Elektrische Gluehlampen mbH filed Critical Patent Treuhand Gesellschaft fuer Elektrische Gluehlampen mbH
Publication of CA2160309A1 publication Critical patent/CA2160309A1/en
Application granted granted Critical
Publication of CA2160309C publication Critical patent/CA2160309C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05BELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B41/00Circuit arrangements or apparatus for igniting or operating discharge lamps
    • H05B41/14Circuit arrangements
    • H05B41/26Circuit arrangements in which the lamp is fed by power derived from DC by means of a converter, e.g. by high-voltage DC
    • H05B41/28Circuit 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
    • H05B41/295Circuit 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
    • H05B41/298Arrangements for protecting lamps or circuits against abnormal operating conditions
    • H05B41/2981Arrangements for protecting lamps or circuits against abnormal operating conditions for protecting the circuit against abnormal operating conditions
    • H05B41/2985Arrangements for protecting lamps or circuits against abnormal operating conditions for protecting the circuit against abnormal operating conditions against abnormal lamp operating conditions
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05BELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B41/00Circuit arrangements or apparatus for igniting or operating discharge lamps
    • H05B41/14Circuit arrangements
    • H05B41/26Circuit arrangements in which the lamp is fed by power derived from DC by means of a converter, e.g. by high-voltage DC
    • H05B41/28Circuit 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
    • H05B41/282Circuit 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

Landscapes

  • Circuit Arrangements For Discharge Lamps (AREA)
  • Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
CA002160309A 1994-10-12 1995-10-11 Operating circuit for at least one low-pressure discharge lamp, especially for one or more fluorescent lamps, and method of safe operation Expired - Fee Related CA2160309C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEP4436463.6 1994-10-12
DE4436463A DE4436463A1 (de) 1994-10-12 1994-10-12 Schaltungsanordnung zum Betrieb einer oder mehrerer Niederdruckentladungslampen

Publications (2)

Publication Number Publication Date
CA2160309A1 CA2160309A1 (en) 1996-04-13
CA2160309C true CA2160309C (en) 2004-12-07

Family

ID=6530591

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002160309A Expired - Fee Related CA2160309C (en) 1994-10-12 1995-10-11 Operating circuit for at least one low-pressure discharge lamp, especially for one or more fluorescent lamps, and method of safe operation

Country Status (5)

Country Link
EP (1) EP0707437B1 (de)
JP (1) JPH08213178A (de)
KR (1) KR100334378B1 (de)
CA (1) CA2160309C (de)
DE (2) DE4436463A1 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19819671B4 (de) * 1998-05-02 2008-04-10 Insta Elektro Gmbh Schaltungsanordnung zum Schutz von Leuchtstofflampen und elektronischem Vorschaltgerät
DE19916080C2 (de) * 1999-04-09 2001-11-22 Vossloh Schwabe Elektronik Vorschaltgerät mit Fehlererkennung
DE10200022A1 (de) 2002-01-02 2003-07-17 Philips Intellectual Property Schaltungsanordnung zum Betrieb einer oder mehrerer Lampen
DE10206731B4 (de) * 2002-02-18 2016-12-22 Tridonic Gmbh & Co Kg Lampensensor für ein Vorschaltgerät zum Betrieb einer Gasentladunslampe
KR100625262B1 (ko) 2004-04-14 2006-09-20 조당 개선된 공진출력 회로를 갖는 고압방전 형광등용 전자식안정기
KR100686471B1 (ko) * 2005-10-11 2007-02-26 주식회사 화승전기 향상된 효율 및 개선된 출력특성을 갖는 전자식 안정기

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3869640A (en) * 1973-07-09 1975-03-04 Taras Avenir Kolomyjec Power supply arrangement for fluorescent tubes, thermionic devices and the like
DE3805510A1 (de) * 1988-02-22 1989-08-31 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Schaltungsanordnung zum betrieb einer niederdruckentladungslampe
US5220247A (en) * 1992-03-31 1993-06-15 Moisin Mihail S Circuit for driving a gas discharge lamp load
DE4303595A1 (de) * 1993-02-08 1994-08-11 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Schaltungsanordnung zum Betrieb einer Leuchtstofflampe

Also Published As

Publication number Publication date
CA2160309A1 (en) 1996-04-13
KR960016646A (ko) 1996-05-22
EP0707437A3 (de) 1997-12-03
KR100334378B1 (ko) 2002-10-31
DE59509422D1 (de) 2001-08-23
EP0707437A2 (de) 1996-04-17
DE4436463A1 (de) 1996-04-18
JPH08213178A (ja) 1996-08-20
EP0707437B1 (de) 2001-07-18

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