Consider power factor PF=0.85 if needed. Building Size: 3,800 square feet (exclusive of an unfinished basement not adaptable for future use, an unfinished attic, and open porches) Small Appliance–Branch Circuits: 3 Laundry-Branch Circuits: 1 Fastened-in-Place Appliances: Water heater (28 kVA) Dishwasher (1,200 VA) Food Disposal (1,200 VA) Attic Fans (2) @ 750 VA (1,500 VA total) Clothes Dryer: 5 kW Ranges, Ovens, Cooktops: Range, 12 kW HVAC System: 3.5-ton AC system 240 V, 17.9 A, Air handler 3.3 A Question 1.a Determine the total load and minimum and maximum loads all in kW. Apply any demand factor as applicable. Show your calculations in the word-processing document you created for your answers. Question 1.b Determine the total fixed-in-place appliance load in kW. Show your calculations in the word-processing document you created for your answers.
Consider power factor PF=0.85 if needed.
Building Size: 3,800 square feet (exclusive of an unfinished
basement not adaptable for future use, an unfinished attic, and
open porches)
Small Appliance–Branch Circuits: 3
Laundry-Branch Circuits: 1
Fastened-in-Place Appliances:
Water heater (28 kVA)
Dishwasher (1,200 VA)
Food Disposal (1,200 VA)
Attic Fans (2) @ 750 VA (1,500 VA total)
Clothes Dryer: 5 kW
Ranges, Ovens, Cooktops: Range, 12 kW
HVAC System: 3.5-ton AC system 240 V, 17.9 A, Air handler 3.3 A
Question 1.a
Determine the total load and minimum and maximum loads all in kW.
Apply any demand factor as applicable. Show your calculations in the
word-processing document you created for your answers.
Question 1.b
Determine the total fixed-in-place appliance load in kW. Show your
calculations in the word-processing document you created for your
answers.
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