prog. therm. and heat pump questions
RP wrote:
Conventional Heat Pumps get an average COP of 2 to 1.
Depends on the climate, no? Might be 3:1.
Thus if the overnight (set back) runtime is reduced by an amount of time
that is twice the recovery time with heat strips enabled), then energy
is saved over not setting back...
Thus? :-)
Nick
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