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80 PLUS Verification and Testing Report 92.40% 91.10% YES TYPICAL EFFICIENCY (50% Load): AVERAGE EFFICIENCY : 80 PLUS COMPLIANT: SO-62 SUPER MICRO COMPUTER INC. PWS-1K21P-1R N/A 2009 1U 4/17/2009 300 200 100 0 -100 0 0.003 0.006 0.009 0.012 0.015 -200 Rated Specifications Input Voltage Input Current Input Frequency Rated Output Power Value Units -300 100-240 8-5 50/60 1,200 Volts Amps Hz Watts -400 Time (s) Voltage Note: All measurements were taken with input voltage at 230 V nominal and 60 Hz. IRMS A 0.78 0.80 26.54 *10% Low 143 19.00 1.27 2.90 5.78 0.92 0.98 0.99 15.65 8.56 5.30 20% 50% 100% Light Typical Full 270 654 1320 18.88 18.88 18.88 PF ITHD (%) Load Fraction Input (%) of Load Watts External Fan (W)** 10 8 6 4 2 0 -2 -4 -6 -8 -10 Current (A) Input Current and Voltage Waveforms 400 Voltage (V) Ecos ID # Manufacturer Model Number Serial Number Year Type Test Date Current Input AC Current Waveform (ITHD = 5.3%, 100% Load) DC Terminal Voltage (V)/ DC Load Current (A) 5Vsb 12V 5.08/0.39 12.09/9.86 12.09/19.69 12.07/49.2 12.04/98.39 5.07/0.79 5.04/1.98 4.98/3.94 0/0 Output Watts 121 Efficiency % 84.71% 0/0 0/0 0/0 242 604 1204 89.67% 92.40% 91.22% 0V * 10% load results are for informative purposes only and not included in certification requirements. ** Fan power is not included in the efficiency calculations Input and Output Power 1400 1200 90% Input Watts 80% Efficiency (%) Power (Watts) 1000 800 600 400 Output Watts 70% 60% 50% 200 0 20% Efficiency of the Power Supply 100% 40% Efficiency % 30% 50% Loading (% of Rated Output Power) 100% 0% 25% 50% 75% 100% Loading (% of Rated Output Power) Tested by Electric Power Research Institute, Knoxville, TN. 125%
