A ahdez New member Oct 23, 2005 #1 I have six A/C units in a single dwelling. How I can determine the total load? Can I use a demand factor or sum all amp. rating of each unit?
I have six A/C units in a single dwelling. How I can determine the total load? Can I use a demand factor or sum all amp. rating of each unit?
bob Senior Member Location Alabama Oct 23, 2005 #2 Re: load calculation If you live in the south east, the A/C units will run for hours at a time. I would add the units together. Are these window units?
Re: load calculation If you live in the south east, the A/C units will run for hours at a time. I would add the units together. Are these window units?
B bphgravity Senior Member Location Florida Oct 23, 2005 #3 Re: load calculation The NEC does not permit a demand factor for a/c equipment. 100% of namelplate rating would have to be used.
Re: load calculation The NEC does not permit a demand factor for a/c equipment. 100% of namelplate rating would have to be used.