IEVref:845-08-34ID:
Language:enStatus: Obsolete
Term: ballast
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Definition: a device connected between the supply and one or more discharge lamps which serves mainly to limit the current of the lamp(s) to the required value

NOTE – A ballast may also include means for transforming the supply voltage, correcting the power factor and, either alone or in combination with a starting device, provide the necessary conditions for starting the lamp(s).


Publication date:1987
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