Dell OptiPlex 790 Technical Guidebook - Page 21

DELL™ OPTIPLEX™ 790 TECHNICAL GUIDEBOOK - V 1.6 POWER NOTE: These form factors utilize a more efficient Active Power Factor Correction (APFC) power supply. Dell recommends only Universal Power Supplies (UPS) based on Sine Wave output for APFC PSUs, not an approximation of a Sine Wave, Square Wave, or quasi -Square Wave. If you have questions, please contact the manu- Power Supply Wattage AC input Voltage Range AC input current (low ac range/high AC range) AC input Frequency AC holdup time (80% load) Average Efficiency (Energy Star 5.0 Compliant) Typical Efficiency (Active PFC) DC parameters +3.3v output +5.0v output MT APFC EPA 265W 265W High Efficiency 90 - 264Vac 90 - 264Vac DT APFC EPA 250W 250W High Efficiency 90 - 264Vac 90 - 264Vac 5.0A / 2.5A 5.0A / 2.5A 4.4A / 2.2A 4.4A / 2.2A 47HZ / 63HZ 16MSEC 65% 47HZ / 63HZ 16MSEC 87 - 90 - 87% @ 20 - 50 - 100% load 47HZ / 63HZ 16MSEC 65% 47HZ / 63HZ 16MSEC 87 - 90 - 87% @ 20 - 50 - 100% load 10.0A 13A 10.0A 13A 7.0 A 15A 7.0 A 15A +12.0v output 12VA/17A; 12VB/9A 12VA/17A; 12VB/9A 17.8A 17.8A +5.0v auxiliary output -12.0v output Max total power Max combined +3.3v / +5.0v power Max combined 12.0v power (note: only if more than one 12v rail) BTUs/h (based on PSU max wattage) 4.0A 0.5A 265W 90W 240W 904 BTU Power Supply Fan 80*25mm Compliance: 1watt requirement Yes Blue Angel Compliant Yes Climate Savers / 80Plus Compliant No FEMP (CECP) Standby Power Compliant Yes 4.0A 0.5A 265W 90W 240W 904 BTU 80*25mm Yes Yes Yes Yes 4.0 0.5A 255W 90W N/A 4.0 0.5A 255W 90W N/A 853 BTU 80*20/25m m 853 BTU 80*20/25m m Yes Yes Yes Yes No Yes Yes Yes SFF APFC EPA 240W 240W High Efficiency 90 - 264Vac 90 - 264Vac 4.0A / 2.0A 4.0A / 2.0A 47HZ / 63HZ 16MSEC 65% 47HZ / 63HZ 16MSEC 87 - 90 - 87% @ 20 - 50 - 100% load 3.5A 11A 3.5A 11A 17A 17A 4.0A 0.5A 235W 60W N/A 4.0A 0.5A 235W 60W N/A 819 BTU 60*25mm 819 BTU 60*25mm Yes Yes Yes Yes No Yes Yes Yes USFF EPA 200W High Efficiency 90 - 264Vac 2.9A / 1.45A 47 - 63 Hz 16 ms 87 - 90 - 87% @ 20 - 50 - 100% load N/A N/A N/A +12VA 12.5 A & +12VB - 6.0 A Note: +12VB Rated at 0.4A when in Standby Mode. N/A 0.1 A 200W N/A 200W 682 BTU N/A Yes Yes Yes Yes 21