DE69603443T2 - Sicherheitsschaltkreis im Vorschaltgerät für Leuchtstofflampen - Google Patents

Sicherheitsschaltkreis im Vorschaltgerät für Leuchtstofflampen

Info

Publication number
DE69603443T2
DE69603443T2 DE1996603443 DE69603443T DE69603443T2 DE 69603443 T2 DE69603443 T2 DE 69603443T2 DE 1996603443 DE1996603443 DE 1996603443 DE 69603443 T DE69603443 T DE 69603443T DE 69603443 T2 DE69603443 T2 DE 69603443T2
Authority
DE
Germany
Prior art keywords
ballast
fluorescent lamps
safety circuit
safety
circuit
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
DE1996603443
Other languages
English (en)
Other versions
DE69603443D1 (de
Inventor
Erkki Ahonen
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.)
Helvar Oy AB
Original Assignee
Helvar Oy AB
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 Helvar Oy AB filed Critical Helvar Oy AB
Publication of DE69603443D1 publication Critical patent/DE69603443D1/de
Application granted granted Critical
Publication of DE69603443T2 publication Critical patent/DE69603443T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • H05B41/2855—Arrangements for protecting lamps or circuits against abnormal operating conditions for protecting the circuit against abnormal operating conditions against abnormal lamp operating conditions
DE1996603443 1995-11-27 1996-11-14 Sicherheitsschaltkreis im Vorschaltgerät für Leuchtstofflampen Expired - Fee Related DE69603443T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI955695A FI98263C (fi) 1995-11-27 1995-11-27 Loistelampun elektronisen liitäntälaitteen suojapiiri

Publications (2)

Publication Number Publication Date
DE69603443D1 DE69603443D1 (de) 1999-09-02
DE69603443T2 true DE69603443T2 (de) 1999-11-25

Family

ID=8544447

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1996603443 Expired - Fee Related DE69603443T2 (de) 1995-11-27 1996-11-14 Sicherheitsschaltkreis im Vorschaltgerät für Leuchtstofflampen

Country Status (3)

Country Link
EP (1) EP0776148B1 (de)
DE (1) DE69603443T2 (de)
FI (1) FI98263C (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19505460A1 (de) * 1995-02-17 1996-08-22 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Schaltungsanordnung zum Betrieb einer Entladungslampe
FR2806501A1 (fr) * 2000-03-14 2001-09-21 Dev Ind Et Commercial De Syste Systeme et procede de gestion centralisee des defauts pour un ensemble de lampes a decharge en vue d'une maintenance anticipee, et module local de detection associe

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4071884A (en) * 1976-06-14 1978-01-31 Micro Components Corporation Integrated circuit high voltage DC converter
JPS6431393A (en) * 1987-07-27 1989-02-01 Matsushita Electric Works Ltd Discharge lamp lighting device

Also Published As

Publication number Publication date
FI98263C (fi) 1997-05-12
EP0776148B1 (de) 1999-07-28
FI98263B (fi) 1997-01-31
FI955695A0 (fi) 1995-11-27
DE69603443D1 (de) 1999-09-02
EP0776148A1 (de) 1997-05-28

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee