10/31/2023 0 Comments Ashrae 90.1 pdf 2007The product is the lighting power allowance for the space(s). Multiply the floor area(s) of the space(s) times the allowed LPD for the space type that most closely represents the proposed use of the space(s). Determine the interior lighting power allowance by using the columns designated Space-by-Space Method in Table 9.6.1. Retail spacesĭo not have to comply with the 80% partition height requirements. Include the floor area of balconies or other projections. For each space enclosed by partitions 80% or greater than ceiling height, determine the gross interior floor area by measuring to the center of the partition wall. For building types not listed, selection of a reasonably equivalent type shall be permitted. Use the following steps to determine the interior lighting power allowance by the Space-bySpace Method: a.ĭetermine the appropriate building type from Table 9.6.1. In cases where both a general building area type and a specific building area type are listed, the specific building area type shall apply.ĩ.6 Alternative Compliance Path: Space-by-Space Method 9.6.1 Space-by-Space Method of Calculating Interior Lighting Power Allowance. TABLE 9.5.1 Lighting Power Densities Using the Building Area Method Building Area Typea
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