The supply circuit's calculated load for lighting units that have ballasts or transformers is based on the ____, not on the lamps' total wattage.
A) calculated continuous load
B) total ampere ratings of such units
C) the ampere rating of the ballast
D) the ampere rating on the nameplate

Question

Quizplus · Accepted Answer

When calculating the load for lighting units with ballasts or transformers, the total ampere ratings of such units should be used instead of just the lamps' total wattage. This is because ballasts and transformers consume their own power, which must be accounted for in the load calculation.

The Supply Circuit's Calculated Load for Lighting Units That Have