Commercial service
Commercial Lighting Load Calculator
Calculate commercial lighting connected load and continuous sizing load from floor area and unit load.
Commercial load worksheet
Calculation inputs
ft²
VA/ft²
%
Calculated result
18,750 VA
Connected load15,000 VA
Preliminary worksheetVerify adopted code tables, equipment schedules, phase assignments, and continuous-load definitions before design use.
Method and field check
Enter the area and applicable unit lighting load, then apply the continuous sizing factor to the connected result. Confirm occupancy and lighting schedules.