When a building reduces internal lighting power density, the “knock-on” effect on the HVAC system may include which of the following (conceptual)?
Choices
- (A) Always increase reheat in all climates
- (B) Lock economizer 100% always
- (C) Change sensible/latent from lights and reheat, affecting coil loads, OA reset, and annual energy in models
- (D) Guarantee lower pump head only
Correct answer: (C)
Change sensible/latent from lights and reheat, affecting coil loads, OA reset, and annual energy in models
Explanation
EAp2 style: LPD interacts with reheat, plug loads, internal gains.