Sun Microsystems CP3220 manual Picmg Board Cooling Requirements, Picmg Artm Cooling Requirements

A.2.2 PICMG Board Cooling Requirements

TABLE A-1provides the blade server board cooling requirements. No alarms are triggered at any of the listed temperatures for the given airflow.

TABLE A-1Airflow Requirements

Watts			m3/min					CFM
Power Level	25˚C	28˚C		40˚C	55˚C	25˚C	28˚C		40˚C	55˚C
140	0.045	0.045		0.91	0.91	16	16		32	32
205	0.045	0.045		0.91	0.91	16	16		32	32
210	0.045	0.045		0.91	0.91	16	16		32	32

A.2.3 PICMG ARTM Cooling Requirements

TABLE A-2provides the Pressure Drop vs. Flow Rate for the ARTM.

TABLE A-2ARTM Pressure Drop

Volumetric	Volumetric	Pressure Drop	Pressure Drop			Pressure Drop	Pressure Drop
Flow Rate	Flow Rate	2 DIMMs (Pa)	2 DIMMs			8 DIMMs (Pa)	8 DIMMs
(CFM)	(m3/min)		(inches of H	2	O)		(inches of H	2	O)
0	0	0	0			0	0
17	0.48	11.16	0.05			11.16	0.05
24	0.68	18.61	0.08			18.61	0.08
30	0.85	28.53	0.12			31.01	0.13
34	0.96	34.73	0.14			38.45	0.16
42	1.19	48.38	0.2			54.58	0.22
45	1.27	59.05	0.24			64.5	0.26
48	1.36	64.5	0.26			71.95	0.29
51	1.44	71.95	0.29			79.39	0.32
54	1.53	79.39	0.32			86.83	0.35

Appendix A Physical Characteristics A-3