The e-ILV provides free access to all the terms and definitions contained in the international standard CIE S 017:2020 ILV: International Lighting Vocabulary, 2nd edition.
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total circuit power
total power dissipated by control gear and light source(s) in combination, at rated supply voltage and frequency of the control gear with the highest rated output load
Note 1 to entry: The total circuit power is typically expressed in watt (W).