40
12
Appendix A. Additional
specifications
Power supply
specifications
Energy Smart power supplies have intelligent features, such as the ability to dynamically optimize
efficiency
while maintaining
availability and redundancy. Also featured are enhanced power consumption reduction technologies such as
high-efficiency
power
conversion and advanced thermal management techniques, and embedded management features including high accuracy power
monitoring.
The following power supply unit options are available for the T640:
• 495
W
•
750 W, 750 W Titanium, 750 W HVDC
• 1100 W, 1100 W DC
• 1600 W
• 2000
W
• 2400
W
The T640 support up to 2 AC or DC power supplies with redundancy, auto sensing, and auto switching capability.
Table 16. Power
efficiency
levels
mm
Form
Output
factor
Class
10%
20%
50%
100%
Redund 495 W AC
Platinum 82%
90%
94%
91%
ant 86
750 W AC
Titanum 90%
94%
96%
91%
750 W AC
Platinum 82%
90%
94%
91%
750 W HVDC
Platinum 82%
90%
94%
91%
1100 W AC
Platinum 89%
93%
94.5% 92%
1100 W DC
Gold 80% 88% 91% 88%
1600 W AC
Platinum 87%
90%
94%
91%
2000 W AC
Platinum
89% 93% 94% 91%
2400 W AC
Platinum
89% 93% 94% 92%