|
Table 2. Appliance Standards Assumed in This Study
|
Product |
Old Standard |
New Standard |
Effective Date |
|---|---|---|---|
|
Residential natural gas water heaters |
0.54 EF |
0.59 EF |
2004 |
|
Residential electric water heaters |
0.86 EF |
0.90 EF |
2004 |
|
Residential central air conditioners |
10 SEER |
12 SEER |
2006 |
|
Residential clothes washers |
0.817 MEF |
1.04/1.26 MEF |
2004/2007 |
|
Commercial water-cooled air conditioners |
9.3 EER |
12.0 EER |
2003 |
|
Commercial natural gas furnaces |
0.80 TE |
0.80 TE |
2003 |
|
Commercial natural gas water heaters |
0.78 TE |
0.80 TE |
2003 |
| Note:
EF is energy factor (Btu out per Btu in); SEER is seasonal energy efficiency
ratio (Btu out per watthour in); MEF is modified energy factor (cubic
foot per kilowatthour per cycle); EER is energy efficiency ratio (Btu
out per watthour in); TE is thermal efficiency (Btu out per Btu in).
For commercial cooling equipment, a representative level is shown. Standards
for these products vary by size and type of equipment. Source: Energy Information Administration, Office of Integrated Analysis and Forecasting. |
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