multiple appliances

[deec]

in a home with 2 ahu's and 2 water heaters, would the second ahu be considered a fixed appliance and therefor subject to the 75%?

 

[Dennis Alwon]

No, article 220 specifically eliminates ac units

220.53 Appliance Load — Dwelling Unit(s). It shall be
permissible to apply a demand factor of 75 percent to the
nameplate rating load of four or more appliances fastened in
place, other than electric ranges, clothes dryers, space-heating
equipment, or air-conditioning equipment, that are served by
the same feeder or service in a one-family, two-family, or multifamily
dwelling.