Dell EMC PowerEdge T640 - Pre-operating System Management Applications; System Setup

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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
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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%