DE3925654C2 - - Google Patents

Info

Publication number
DE3925654C2
DE3925654C2 DE19893925654 DE3925654A DE3925654C2 DE 3925654 C2 DE3925654 C2 DE 3925654C2 DE 19893925654 DE19893925654 DE 19893925654 DE 3925654 A DE3925654 A DE 3925654A DE 3925654 C2 DE3925654 C2 DE 3925654C2
Authority
DE
Germany
Prior art keywords
switches
switch
discharge lamp
current
series
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
Application number
DE19893925654
Other languages
German (de)
English (en)
Other versions
DE3925654A1 (de
Inventor
Michael Dipl.-Ing. Schmidt
Wilfried Dipl.-Ing. 3300 Braunschweig De Brauckmann
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to DE19893925654 priority Critical patent/DE3925654A1/de
Publication of DE3925654A1 publication Critical patent/DE3925654A1/de
Application granted granted Critical
Publication of DE3925654C2 publication Critical patent/DE3925654C2/de
Granted 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
    • H05B41/288—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 without preheating electrodes, e.g. for high-intensity discharge lamps, high-pressure mercury or sodium lamps or low-pressure sodium lamps
    • H05B41/292—Arrangements for protecting lamps or circuits against abnormal operating conditions
    • H05B41/2928—Arrangements for protecting lamps or circuits against abnormal operating conditions for protecting the lamp against abnormal operating conditions

Landscapes

  • Circuit Arrangements For Discharge Lamps (AREA)
DE19893925654 1989-08-03 1989-08-03 Steuergeraet fuer wenigstens eine entladungslampe Granted DE3925654A1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE19893925654 DE3925654A1 (de) 1989-08-03 1989-08-03 Steuergeraet fuer wenigstens eine entladungslampe

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19893925654 DE3925654A1 (de) 1989-08-03 1989-08-03 Steuergeraet fuer wenigstens eine entladungslampe

Publications (2)

Publication Number Publication Date
DE3925654A1 DE3925654A1 (de) 1991-02-07
DE3925654C2 true DE3925654C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1992-10-22

Family

ID=6386410

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19893925654 Granted DE3925654A1 (de) 1989-08-03 1989-08-03 Steuergeraet fuer wenigstens eine entladungslampe

Country Status (1)

Country Link
DE (1) DE3925654A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4301184A1 (de) * 1993-01-19 1994-07-21 B & S Elektronische Geraete Gm Steuergerät für wenigstens eine Entladungslampe
EP2066153A1 (en) 2007-11-16 2009-06-03 TridonicAtco Schweiz AG Operating circuit for series-connected light-generating means, in particular for HID gas-discharge lamps

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SG48126A1 (en) * 1991-11-13 1998-04-17 Philips Electronics Nv Circuit arrangement
DE19523750A1 (de) * 1995-06-29 1997-01-02 Thomson Brandt Gmbh Wechselstromquelle
DE19816815C1 (de) * 1998-04-16 1999-11-11 Vossloh Schwabe Gmbh Vorschaltgerät zum Betrieb einer Mehrzahl von Entladungslampen

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2416617A1 (fr) * 1978-02-07 1979-08-31 Signaux Entr Electriques Convertisseur pour l'alimentation de lampes a decharge, et plus generalement de lampes a arc, et son application aux projecteurs pour de telles lampes
DE3112577A1 (de) * 1981-03-30 1982-10-14 Patra Patent Treuhand Vorschaltanordnung zum betreiben von niederdruckentladungslampen
ZA824856B (en) * 1981-07-28 1983-05-25 Lee Electric Lighting Power supply for arc lamps
DE3240352C2 (de) * 1982-11-02 1985-07-18 Danfoss A/S, Nordborg Elektronische Schaltvorrichtung
AT392384B (de) * 1985-02-04 1991-03-25 Zumtobel Ag Vorschaltgeraet zum betrieb von gasentladungslampen mit gleichstrom
DE3607109C1 (en) * 1986-03-05 1987-05-07 Trilux Lenze Gmbh & Co Kg Ballast for discharge lamps
DE3614708A1 (de) * 1986-04-30 1987-11-19 Schmidt Michael Steuerschaltung fuer eine lichtbogenlampe
DE3713312A1 (de) * 1987-04-18 1989-02-02 Manfred Prof Dipl Ing Fender Regelbare wechselstromquelle fuer gasentladungsstrecken zur licht- und ozonerzeugung

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4301184A1 (de) * 1993-01-19 1994-07-21 B & S Elektronische Geraete Gm Steuergerät für wenigstens eine Entladungslampe
EP2066153A1 (en) 2007-11-16 2009-06-03 TridonicAtco Schweiz AG Operating circuit for series-connected light-generating means, in particular for HID gas-discharge lamps

Also Published As

Publication number Publication date
DE3925654A1 (de) 1991-02-07

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8363 Opposition against the patent
8365 Fully valid after opposition proceedings
8325 Change of the main classification

Ipc: H05B 41/29

8339 Ceased/non-payment of the annual fee