Table 1 to Paragraph (a)-Commercial Packaged Boiler Energy Conservation Standards
Equipment category | Subcategory | Certified rated input | Efficiency level-effective date: March 2, 2012 * |
Hot Water Commercial Packaged Boilers | Gas-fired | [GREATER THAN EQUAL TO]300,000 Btu/h and [LESS THAN EQUAL TO]2,500,000 Btu/h | 80.0% ET. |
Hot Water Commercial Packaged Boilers | Gas-fired | [GREATER THAN]2,500,000 Btu/h | 82.0% EC. |
Hot Water Commercial Packaged Boilers | Oil-fired | [GREATER THAN EQUAL TO]300,000 Btu/h and [LESS THAN EQUAL TO]2,500,000 Btu/h | 82.0% ET. |
Hot Water Commercial Packaged Boilers | Oil-fired | [GREATER THAN]2,500,000 Btu/h | 84.0% EC. |
Steam Commercial Packaged Boilers | Gas-fired, all, except natural draft | [GREATER THAN EQUAL TO]300,000 Btu/h and [LESS THAN EQUAL TO]2,500,000 Btu/h | 79.0% ET. |
Steam Commercial Packaged Boilers | Gas-fired, all, except natural draft | [GREATER THAN]2,500,000 Btu/h | 79.0% ET. |
Steam Commercial Packaged Boilers | Gas-fired-natural draft | [GREATER THAN EQUAL TO]300,000 Btu/h and [LESS THAN EQUAL TO]2,500,000 Btu/h | 77.0% ET. |
Steam Commercial Packaged Boilers | Gas-fired-natural draft | [GREATER THAN]2,500,000 Btu/h | 77.0% ET. |
Steam Commercial Packaged Boilers | Oil-fired | [GREATER THAN EQUAL TO]300,000 Btu/h and [LESS THAN EQUAL TO]2,500,000 Btu/h | 81.0% ET. |
Steam Commercial Packaged Boilers | Oil-fired | [GREATER THAN]2,500,000 Btu/h | 81.0% ET. |
* Where EC is combustion efficiency and ET is thermal efficiency.
Table 2 to Paragraph (b)-Commercial Packaged Boiler Energy Conservation Standards
Equipment category | Subcategory | Certified rated input | Efficiency level-effective date: March 2, 2022 * |
Steam Commercial Packaged Boilers | Gas-fired-natural draft | [GREATER THAN EQUAL TO]300,000 Btu/h and [LESS THAN EQUAL TO]2,500,000 Btu/h | 79.0% ET. |
Steam Commercial Packaged Boilers | Gas-fired-natural draft | [GREATER THAN]2,500,000 Btu/h | 79.0% ET. |
* Where ET is thermal efficiency.
10 C.F.R. §431.87