APPARATUS FOR IGNITING GAS DISCHARGE BULBS Russian patent published in 2001 - IPC

FIELD: electrical engineering, namely ignition of gas discharge bulbs used for street illumination. SUBSTANCE: apparatus includes ballast type electric current limiting element 8; rectifier 1-6 with doubled rectified voltage; capacitor 7 shunting noise at input of apparatus, electrical capacitance 9,10 connected with adjacent terminals of bulbs 11. Capacitors 5,6 of rectifier and electrical capacitance include electrolytical capacitors 9,10 having capacitance 50-100 microfarads. EFFECT: enhanced reliability of ignition of valid gas discharge bulbs and also gas discharge bulbs with burnt out incandescence filament, increased efficiency. 1 dwg