ASHRAE-90.1-2022- - Page 126

Extracted Content

Table 6.8.1-10 Floor-Mounted Air Conditioners and Condensing Units Serving Computer Rooms— 

Minimum Efficiency	Requirements	Col3	Col4	Col5	Col6
Equipment Type	Standard Model	Net Sensible Cooling Capacity	Minimum Net Sensible COP	Rating Conditions Return Air (dry-bulb/dew-point)	Test Procedure
Air cooled	Downflow	<80,000 Btu/h	2.70	85°F/52°F (Class 2)	AHRI 1360
Air cooled	Downflow	80,000 Btu/h and <295,000 Btu/h	2.58	2.58	2.58
Air cooled	Downflow	295,000 Btu/h	2.36	2.36	2.36
Air cooled	Upflow—ducted	<80,000 Btu/h	2.67	2.67	2.67
Air cooled	Upflow—ducted	80,000 Btu/h and <295,000 Btu/h	2.55	2.55	2.55
Air cooled	Upflow—ducted	295,000 Btu/h	2.33	2.33	2.33
Air cooled	Upflow—nonducted	<65,000 Btu/h	2.16	75°F/52°F (Class 1)	75°F/52°F (Class 1)
Air cooled	Upflow—nonducted	65,000 Btu/h and <240,000 Btu/h	2.04	2.04	2.04
Air cooled	Upflow—nonducted	240,000 Btu/h	1.89	1.89	1.89
Air cooled	Horizontal	<65,000 Btu/h	2.65	95°F/52°F (Class 3)	95°F/52°F (Class 3)
Air cooled	Horizontal	65,000 Btu/h and <240,000 Btu/h	2.55	2.55	2.55
Air cooled	Horizontal	240,000 Btu/h	2.47	2.47	2.47
Air cooled with fluid economizer	Downflow	<80,000 Btu/h	2.70	85°F/52°F (Class 1)	AHRI 1360
Air cooled with fluid economizer	Downflow	80,000 Btu/h and <295,000 Btu/h	2.58	2.58	2.58
Air cooled with fluid economizer	Downflow	295,000 Btu/h	2.36	2.36	2.36
Air cooled with fluid economizer	Upflow—ducted	<80,000 Btu/h	2.67	2.67	2.67
Air cooled with fluid economizer	Upflow—ducted	80,000 Btu/h and <295,000 Btu/h	2.55	2.55	2.55
Air cooled with fluid economizer	Upflow—ducted	295,000 Btu/h	2.33	2.33	2.33
Air cooled with fluid economizer	Upflow—nonducted	<65,000 Btu/h	2.09	75°F/52°F (Class 1)	75°F/52°F (Class 1)
Air cooled with fluid economizer	Upflow—nonducted	65,000 Btu/h and <240,000 Btu/h	1.99	1.99	1.99
Air cooled with fluid economizer	Upflow—nonducted	240,000 Btu/h	1.81	1.81	1.81
Air cooled with fluid economizer	Horizontal	<65,000 Btu/h	2.65	95°F/52°F (Class 3)	95°F/52°F (Class 3)
Air cooled with fluid economizer	Horizontal	65,000 Btu/h and <240,000 Btu/h	2.55	2.55	2.55
Air cooled with fluid economizer	Horizontal	240,000 Btu/h	2.47	2.47	2.47

124 ANSI/ASHRAE/IES Standard 90.1-2022 (I-P)