HomeMy WebLinkAboutLoad Calcs.pdfLOAD CALCULATION
PER N.E.C. EXAMPLE D1 ( a )
HOVEY RESIDENCE - 02/26/2015
240-V / 1-PH SUPPLY
GENERAL LOAD -LOAD IN VOLT-AMPS
6,697 SQ. FT. @ 3W/FT 20,091.00
SMALL APPLIANCE 3,000.00
LAUNDRY / APPLIANCES 1,500.00
TOTAL 24,591.00
3000VA @ 100%3,000.00
20,091VA - 3,000VA = 17,091VA @ 35%5,982.00
NET LOAD 8,982.00
CLOTHES DRYERS - @ 5 KVA EACH 5,000.00
MICROWAVE - 1 @ 1200 VA EACH 1,200.00
SUB ZERO - 3 @ 1200 VA EACH 220.53 @ 75%2,700.00
FREEZER - 1 @ 1000 VA EACH 220.53 @ 75%750.00
DISHWASHER - 2 @ 1200 VA EACH 220.53 @ 75%1,800.00
DISPOSAL - 2 @ 800 VA EACH 220.53 @ 75%1,200.00
HEAT TRACE 3,600.00
HOT TUB 10,000.00
ELECTRIC OVEN - 2 @ 11KW TOTAL TABLE 220.55 11,000.00
BOILER HEATING LOAD 1,500.00
NET CALCULATED LOAD 47,732.00
MINIMUM FEEDER AMPS 198.88
SERVICE BUSSING / MAIN AMPACITY 200.00