Table 1 to Paragraph ( b )-Test Procedures for Commercial Air Conditioners and Heat Pumps
Equipment | Category | Cooling capacity or moisture removal capacity 1 | Energy efficiency descriptor | Use tests, conditions, an procedures in | Additional test procedure provisions as indicated in the listed paragraphs of this section |
Commercial Package Air Conditioning and Heating Equipment | Air-Cooled, 3-Phase, AC and HP | <65,000 Btu/h | SEER and HSPF | Appendix F to this subpart 2 | None. |
Commercial Package Air Conditioning and Heating Equipment | Air-Cooled, 3-Phase, AC and HP | <65,000 Btu/h | SEER2 and HSPF2 | Appendix F1 to this subpart 2 | None. |
Commercial Package Air Conditioning and Heating Equipment | Air-Cooled AC and HP (excluding double-duct AC and HP) | [GREATER THAN EQUAL TO]65,000 Btu/h and <760,000 Btu/h | EER, IEER, and COP | Appendix A to this subpart 2 | None. |
Commercial Package Air Conditioning and Heating Equipment | Air-Cooled AC and HP (excluding double-duct AC and HP) | [GREATER THAN EQUAL TO]65,000 Btu/h and <760,000 Btu/h | EER2, COP2, IVEC, and IVHE | Appendix A1 to this subpart 2 | None. |
Commercial Package Air Conditioning and Heating Equipment | Double-duct AC and HP | [GREATER THAN EQUAL TO]65,000 Btu/h and <300,000 Btu/h | EER, IEER, and COP | Appendix A to this subpart 2 | None. |
Commercial Package Air Conditioning and Heating Equipment | Double-duct AC and HP | [GREATER THAN EQUAL TO]65,000 Btu/h and <300,000 Btu/h | EER2, COP2, IVEC, and IVHE | Appendix A1 to this subpart 2 | None. |
Commercial Package Air Conditioning and Heating Equipment | Water-Cooled and Evaporatively-Cooled AC | <760,000 Btu/h | EER and IEER | Appendix A to this subpart 2 | None. |
Commercial Package Air Conditioning and Heating Equipment | Water-Cooled and Evaporatively-Cooled AC | <760,000 Btu/h | EER2 and IVEC | Appendix A1 to this subpart 2 | None. |
Water-Source Heat Pumps | HP | <760,000 Btu/h | EER and COP | Appendix C to this subpart 2 | None. |
Water-Source Heat Pumps | HP | <760,000 Btu/h | IEER and ACOP | Appendix C1 to this subpart 2 | None. |
Packaged Terminal Air Conditioners and Heat Pumps | AC and HP | <760,000 Btu/h | EER and COP | Paragraph (g) of this section | Paragraphs (c), (e), and (g). |
Computer Room Air Conditioners | AC | <760,000 Btu/h | SCOP | Appendix E to this subpart 2 | None. |
Computer Room Air Conditioners | AC | <760,000 Btu/h or <930,000 Btu/h 3 | NSenCOP | Appendix E1 to this subpart 2 | None. |
Variable Refrigerant Flow Multi-split Systems | AC | <65,000 Btu/h (3-phase) | SEER | Appendix F to this subpart 2 | None. |
Variable Refrigerant Flow Multi-split Systems | AC | <65,000 Btu/h (3-phase) | SEER2 | Appendix F1 to this subpart 2 | None. |
Variable Refrigerant Flow Multi-split Systems, Air-cooled | HP | <65,000 Btu/h (3-phase) | SEER and HSPF | Appendix F to this subpart 2 | None. |
Variable Refrigerant Flow Multi-split Systems, Air-cooled | HP | <65,000 Btu/h (3-phase) | SEER2 and HSPF2 | Appendix F1 to this subpart 2 | None. |
Variable Refrigerant Flow Multi-split Systems, Air-cooled | AC and HP | [GREATER THAN EQUAL TO]65,000 Btu/h and <760,000 Btu/h | EER and COP | Appendix D to this subpart 2 | None. |
Variable Refrigerant Flow Multi-split Systems, Air-cooled | AC and HP | [GREATER THAN EQUAL TO]65,000 Btu/h and <760,000 Btu/h | IEER and COP | Appendix D1 to this subpart 2 | None. |
Variable Refrigerant Flow Multi-split Systems, Water-source | HP | <760,000 Btu/h | EER and COP | Appendix D to this subpart 2 | None. |
Variable Refrigerant Flow Multi-split Systems, Water-source | HP | <760,000 Btu/h | IEER and COP | Appendix D1 to this subpart 2 | None. |
Single Package Vertical Air Conditioners and Single Package Vertical Heat Pumps | AC and HP | <760,000 Btu/h | EER and COP | Appendix G to this subpart 2 | None. |
Single Package Vertical Air Conditioners and Single Package Vertical Heat Pumps | AC and HP | <760,000 Btu/h | EER, IEER, and COP | Appendix G1 to this subpart 2 | None. |
Direct Expansion-Dedicated Outdoor Air Systems | All | <324 lbs. of moisture removal/hr | ISMRE2 and ISCOP2 | Appendix B to this subpart | None. |
1 Moisture removal capacity applies only to direct expansion-dedicated outdoor air systems.
2 For equipment with multiple appendices listed in this table, consult the notes at the beginning of those appendices to determine the applicable appendix to use for testing.
3 For upflow ducted and downflow floor-mounted computer room air conditioners, the test procedure in appendix E1 to this subpart applies to equipment with net sensible cooling capacity less than 930,000 Btu/h. For all other configurations of computer room air conditioners, the test procedure in appendix E1 to this subpart applies to equipment with net sensible cooling capacity less than 760,000 Btu/h.
Table 2 to Paragraph (d)
Piping length beyond minimum, X (ft) | Piping length beyond minimum, Y (m) | Cooling capacity correction % |
0[GREATER THAN]X [LESS THAN EQUAL TO]20 | 0[GREATER THAN]Y [LESS THAN EQUAL TO]6.1 | 1 |
20[GREATER THAN]X [LESS THAN EQUAL TO]40 | 6.1[GREATER THAN]Y [LESS THAN EQUAL TO]12.2 | 2 |
40[GREATER THAN]X [LESS THAN EQUAL TO]60 | 12.2[GREATER THAN]Y [LESS THAN EQUAL TO]18.3 | 3 |
60[GREATER THAN]X [LESS THAN EQUAL TO]80 | 18.3[GREATER THAN]Y [LESS THAN EQUAL TO]24.4 | 4 |
80[GREATER THAN]X [LESS THAN EQUAL TO]100 | 24.4[GREATER THAN]Y [LESS THAN EQUAL TO]30.5 | 5 |
100 [GREATER THAN]X [LESS THAN EQUAL TO]120 | 30.5[GREATER THAN]Y [LESS THAN EQUAL TO]36.6 | 6 |
10 C.F.R. §431.96