Question

A house in Phoenix has a UA value (overall heat loss coefficient) of 480 Btu/hr-0 F. The cooling degree day value for Phoenix is 4370 °F-day. What are the annual electricity cost savings for cooling the house if an air conditioner with an SEER= 10.0 is replaced with one of SEER=16? Assume unit cost of electricity is $0.10/kWh.

Answer 1