BE889603A - ARRANGEMENT FOR THE OPERATION OF A DISCHARGE LAMP WITH HEATED ELECTRODES - Google Patents

ARRANGEMENT FOR THE OPERATION OF A DISCHARGE LAMP WITH HEATED ELECTRODES

Info

Publication number
BE889603A
BE889603A BE0/205392A BE205392A BE889603A BE 889603 A BE889603 A BE 889603A BE 0/205392 A BE0/205392 A BE 0/205392A BE 205392 A BE205392 A BE 205392A BE 889603 A BE889603 A BE 889603A
Authority
BE
Belgium
Prior art keywords
arrangement
discharge lamp
heated electrodes
electrodes
heated
Prior art date
Application number
BE0/205392A
Other languages
French (fr)
Original Assignee
Siemens 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 Siemens Ag filed Critical Siemens Ag
Publication of BE889603A publication Critical patent/BE889603A/en

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
    • H05B41/2988—Arrangements for protecting lamps or circuits against abnormal operating conditions for protecting the lamp 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
    • H05B41/02—Details
    • H05B41/04—Starting switches
    • H05B41/042—Starting switches using semiconductor devices
    • H05B41/044—Starting switches using semiconductor devices for lamp provided with pre-heating electrodes
    • H05B41/046—Starting switches using semiconductor devices for lamp provided with pre-heating electrodes using controlled semiconductor devices
BE0/205392A 1980-08-05 1981-07-13 ARRANGEMENT FOR THE OPERATION OF A DISCHARGE LAMP WITH HEATED ELECTRODES BE889603A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19803029644 DE3029644A1 (en) 1980-08-05 1980-08-05 Operating circuit for discharge lamp - has pre-heated electrodes and uses shunt diode across each electrode

Publications (1)

Publication Number Publication Date
BE889603A true BE889603A (en) 1981-11-03

Family

ID=6108941

Family Applications (1)

Application Number Title Priority Date Filing Date
BE0/205392A BE889603A (en) 1980-08-05 1981-07-13 ARRANGEMENT FOR THE OPERATION OF A DISCHARGE LAMP WITH HEATED ELECTRODES

Country Status (2)

Country Link
BE (1) BE889603A (en)
DE (1) DE3029644A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT383000B (en) * 1983-06-23 1987-05-11 Zumtobel Ag CIRCUIT TO OPERATE AT LEAST ONE GAS DISCHARGE LAMP WITH HIGH FREQUENCY VOLTAGE

Also Published As

Publication number Publication date
DE3029644A1 (en) 1982-03-04

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