How are auxiliary electric heaters typically sized for a heat pump system?
a. 5kW per 8,000 cu ft of building volume
b. 2 times compression heat capacity
c. 10kW per 1,000 sq ft of floor space
d. at or near 100 percent of the building's heat load
d
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A. ridge B. eave C. valley D. cornice
Un señalizador competente debe estar en su lugar en todo momento cuando una grúa _____ una línea de alimentación energizada.
a. se está acercando a la distancia segura mínima de b. está a una distancia equi- valente al doble de la lon- gitud de la pluma de c. está a una distancia equi- valente a la longitud de la pluma de d. está a una distancia de 60 pies de
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Indicate whether the statement is true or false
Liquid lines need to be insulated:
A) They are run close enough to the hot suction line to pick up heat from it. B) If they travel through an unusually hot space. C) Always. D) For systems using HFC refrigerants.