Sun Microsystems Sun Netra CP3220, Руководство пользователя

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Appendix A Physical Characteristics A-3
A.2.2 PICMG Board Cooling Requirements
TABLE A-1
provides the blade server board cooling requirements. No alarms are
triggered at any of the listed temperatures for the given airflow.
A.2.3 PICMG ARTM Cooling Requirements
TABLE A-2
provides the Pressure Drop vs. Flow Rate for the ARTM.
TABLE A-1
Airflow Requirements
Watts m
3
/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
TABLE A-2
ARTM Pressure Drop
Volumetric
Flow Rate
(CFM) Volumetric
Flow Rate
(m
3
/min)
Pressure Drop
2 DIMMs (Pa) Pressure Drop
2 DIMMs
(inches of H
2
O)
Pressure Drop
8 DIMMs (Pa) Pressure Drop
8 DIMMs
(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