Apparatus for dimming discharge lamp having electromagnetic regu

Electric lamp and discharge devices: systems – Condenser in the supply circuit – Electric switch in the condenser circuit

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315320, 315282, 315291, 315DIG4, H05B 3700

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active

056636121

ABSTRACT:
An apparatus for dimming a discharge lamp is provided which comprises an electromagnetic regulator. The electromagnetic regulator has a primary winding connected to an AC power supply, a secondary winding connected to the lamp, and a tertiary winding. A capacitor is selectively connected to a tap on the tertiary winding via a switching device for dimming purposes.

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