Dwelling Service Calculations – Optional Method – Part 1

Apply 100% of the largest air-conditioning or heating unit's nameplate rating, disregarding the number of units.

Correct Incorrect Correct answer

Apply 40% of the combined nameplate ratings for all air-conditioning units and 65% for all heating units.

Correct Incorrect Correct answer

Apply 100% of the combined nameplate ratings for all air-conditioning units and 65% for all heating units.

Correct Incorrect Correct answer

Apply 65% of the combined nameplate ratings for up to three separately controlled heating units; for four or more units, apply 40%.

Correct Incorrect Correct answer

Information