ASHRAE-90.1-2022- - Page 338
Extracted Content
Table G3.5.6 Performance Rating Method Gas-Fired Boilers—Minimum Efficiency Requirements
| Size Category | Subcategory or Rating Condition | Minimum Efficiency |
|---|---|---|
| <300,000 Btu/h | Hot water | 80%AFUE |
| 300,000 Btu/h and 2,500,000 Btu/h | Maximum capacity | 75%Et |
| >2,500,000 Btu/h | Hot water | 80%Ec |
Table G3.6 Performance Rating Method Lighting Power Densities for Building Exteriors
| Tradable Surfaces (Lighting power densities for uncovered parking areas, building grounds, building entrances and exits, canopies and overhangs and outdoor sales areas may be traded.) | Uncovered Parking Areas | Col3 |
|---|---|---|
| Tradable Surfaces (Lighting power densities for uncovered parking areas, building grounds,building entrances and exits, canopies and overhangs and outdoor sales areas may be traded.) | Parking lots and drives | 0.15 W/ft2 |
| Tradable Surfaces (Lighting power densities for uncovered parking areas, building grounds,building entrances and exits, canopies and overhangs and outdoor sales areas may be traded.) | Building Grounds | Building Grounds |
| Tradable Surfaces (Lighting power densities for uncovered parking areas, building grounds,building entrances and exits, canopies and overhangs and outdoor sales areas may be traded.) | Walkways less than 10 ft wide | 1.0 W/linear foot |
| Tradable Surfaces (Lighting power densities for uncovered parking areas, building grounds,building entrances and exits, canopies and overhangs and outdoor sales areas may be traded.) | Walkways 10 ft wide or greater | 0.2 W/ft2 |
| Tradable Surfaces (Lighting power densities for uncovered parking areas, building grounds,building entrances and exits, canopies and overhangs and outdoor sales areas may be traded.) | Plaza areas | Plaza areas |
| Tradable Surfaces (Lighting power densities for uncovered parking areas, building grounds,building entrances and exits, canopies and overhangs and outdoor sales areas may be traded.) | Special feature areas | Special feature areas |
| Tradable Surfaces (Lighting power densities for uncovered parking areas, building grounds,building entrances and exits, canopies and overhangs and outdoor sales areas may be traded.) | Stairways | 1.0 W/ft2 |
| Tradable Surfaces (Lighting power densities for uncovered parking areas, building grounds,building entrances and exits, canopies and overhangs and outdoor sales areas may be traded.) | Building Entrances and Exits | Building Entrances and Exits |
| Tradable Surfaces (Lighting power densities for uncovered parking areas, building grounds,building entrances and exits, canopies and overhangs and outdoor sales areas may be traded.) | Main entries | 30 W/linear foot of_door_ width |
| Tradable Surfaces (Lighting power densities for uncovered parking areas, building grounds,building entrances and exits, canopies and overhangs and outdoor sales areas may be traded.) | Other_doors_ | 20 W/linear foot of_door_ width |
| Tradable Surfaces (Lighting power densities for uncovered parking areas, building grounds,building entrances and exits, canopies and overhangs and outdoor sales areas may be traded.) | Canopies and Overhangs | Canopies and Overhangs |
| Tradable Surfaces (Lighting power densities for uncovered parking areas, building grounds,building entrances and exits, canopies and overhangs and outdoor sales areas may be traded.) | Canopies (free standing and attached and overhangs) | 1.25 W/ft2 |
| Tradable Surfaces (Lighting power densities for uncovered parking areas, building grounds,building entrances and exits, canopies and overhangs and outdoor sales areas may be traded.) | Outdoor Sales | Outdoor Sales |
| Tradable Surfaces (Lighting power densities for uncovered parking areas, building grounds,building entrances and exits, canopies and overhangs and outdoor sales areas may be traded.) | Open areas (including vehicle sales lots) | 0.5 W/ft2 |
| Tradable Surfaces (Lighting power densities for uncovered parking areas, building grounds,building entrances and exits, canopies and overhangs and outdoor sales areas may be traded.) | Street frontage for vehicle sales lots in addition to open-area allowance | 20 W/linear foot |
336 ANSI/ASHRAE/IES Standard 90.1-2022 (I-P)