Voglio sapere a riguardo di…

Federal Register / Vol. 86, No. 235 / Friday, December 10, 2021 / Proposed Rules
70683

TABLE 1 TO 431.96TEST PROCEDURES FOR COMMERCIAL AIR CONDITIONERS AND HEAT PUMPSContinued
Large Commercial Package Air-Conditioning and Heating Equipment.

Very Large Commercial Package AirConditioning and Heating Equipment.

Packaged Terminal Air Conditioners and Heat Pumps.
Computer Room Air Conditioners.

Cooling capacity
Energy efficiency descriptor
Use tests, conditions, and procedures 1 in
EER

Air-Cooled AC and HP.

135,000 Btu/h and <240,000 Btu/h.

EER, IEER and COP.

AHRI 340/3602007
omit section 6.3.
ISO Standard 132561 1998.
Appendix A to this subpart.

Paragraphs c and e.

Water-Source HP

65,000 Btu/h and <135,000 Btu/h. <135,000 Btu/h

Water-Cooled and EvaporativelyCooled AC.
Air-Cooled AC and HP.

135,000 Btu/h and <240,000 Btu/h.

EER

AHRI 340/3602007
omit section 6.3.

Paragraphs c and e.

240,000 Btu/h and <760,000 Btu/h.

EER, IEER and COP.

Appendix A to this subpart.

None.

Water-Cooled and EvaporativelyCooled AC.
AC and HP

240,000 Btu/h and <760,000 Btu/h.

EER

AHRI 340/3602007
omit section 6.3.

Paragraphs c and e.

<760,000 Btu/h

EER and COP

Paragraph g of this section.

Paragraphs c, e, and g.

AC

<65,000 Btu/h

SCOP

Paragraphs c and e.

65,000 Btu/h and <760,000 Btu/h. <65,000 Btu/h 3phase.

SCOP

ASHRAE 1272007
omit section 5.11.
ASHRAE 1272007
omit section 5.11.
ANSI/AHRI 1230
2010 omit sections 5.1.2 and 6.6.
ANSI/AHRI 1230
2010 omit sections 5.1.2 and 6.6.
Appendix D of this subpart 2.

EER and COP

Variable Refrigerant Flow Multi-split Systems.

AC

Variable Refrigerant Flow Multi-split Systems, Aircooled.
Variable Refrigerant Flow Multi-split Systems, Aircooled.

HP

<65,000 Btu/h 3phase.

SEER and HSPF

AC and HP

65,000 Btu/h and <760,000 Btu/h.

EER and COP

65,000 Btu/h and <760,000 Btu/h. <760,000 Btu/h

IEER and COP

<760,000 Btu/h

IEER and COP

<760,000 Btu/h

EER and COP

Variable Refrigerant Flow Multi-split Systems, Watersource.
Single Package Vertical Air Conditioners and Single Package Vertical Heat Pumps.

Additional test procedure provisions as indicated in the listed paragraphs of this section
Category
Equipment type
HP

AC and HP

SEER

EER and COP

Paragraph e.
None.

Paragraphs c and e.
Paragraphs c, d, e, and f.
Paragraphs c, d, e, and f.
None.

Appendix D1 of this subpart 2.
Appendix D of this subpart 2.

None.

Appendix D1 of this subpart 2.
AHRI 3902003
omit section 6.4.

None.

None.

Paragraphs c and e.

1 Incorporated
by reference; see 431.95.
equipment with multiple appendices listed in this table 1, consult the notes at the beginning of those appendices to determine the applicable appendix to use for testing.
2 For

jspears on DSK121TN23PROD with PROPOSALS2

Appendix B to Subpart F of Part 431
Reserved 12. Add and reserve appendix B to subpart F of part 431.

Appendix C to Subpart F of Part 431
Reserved 13. Add and reserve appendix C to subpart F of part 431.

VerDate Sep<11>2014

19:04 Dec 09, 2021

14. Add appendix D to subpart F of part 431 to read as follows:

Jkt 256001

Appendix D to Subpart F of Part 431
Uniform Test Method for Measuring the Energy Consumption of Variable Refrigerant Flow Multi-Split Air Conditioners and Heat Pumps Other Than Air-Cooled With Rated Cooling Capacity Less Than 65,000 BTU/H
Note: Manufacturers must use the results of testing under this appendix to determine
PO 00000

Frm 00041

Fmt 4701

Sfmt 4702

compliance with the relevant standard from 431.97 as that standard appeared in the January 1, 2021 edition of 10 CFR parts 200
499. Specifically, before Date 360 days after publication of the final rule in the Federal Register representations must be based upon results generated either under this appendix or under 10 CFR 431.96 as it appeared in the 10 CFR parts 200499 edition revised as of January 1, 2021.
For any amended standards for variable refrigerant flow multi-split air conditioners and heat pumps that rely on integrated
E:FRFM10DEP2.SGM

10DEP2