Heat vs ac

pedro1200

Member
Location
Ny
Occupation
Electrician
Is there a reason when calculating Heat in the standard method its always 100% of the nameplates. Yet in the optional method its never 100% and calculated at 65%?
 
For branch circuits, where the number of consumers is reduced and it could also be a single installation as HVAC or ventilation fan, or a single operated motor, the load considered has to be close to rated as in part II of art.220.In case of a feeder, where it is a large number of supplied installations [different branches], you may consider demand factors as in part III.
 
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