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NC-2009 EAp2:Minimum Energy Performance

Exterior lighting part of 25% process load requirement?

Can exterior lighting be part of the 25% process load requirement by Ashrae 90.1-2007 when it comes to energy modeling?

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Marcus Sheffer
LEED Fellow
7group / Energy Opportunities
LEEDuser Expert
4454 thumbs up

Tue, 04/08/2014 - 19:09

Exterior lighting is regulated by 90.1 and is not process. Also keep in mind that there is no 25% process load requirement. Model the process loads as accurately as you can. If you are above 25% do nothing. If below provide an explanation indicating why you are below 25%.

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