HP ProDesk 400 G1 Micro Maintenance and Service Guide ProDesk 400 G1 Microtowe - Page 236

Standard Efficiency 300W active PFC(230 VAC input only) High Efficiency 300W active PFC EStar 6 82/85/82% efficient at 20/50/100% load (230V) Rated Input Current 4A 1 This system utilizes an active power factor corrected power supply. This allows the system to pass the CE mark requirements for use in the countries of the European Union. The active power factor corrected power supply also has the added benefit of not requiring an input voltage range select switch. SFF specifications Chassis (in the desktop position) Height 3.93 in 100 mm Width Depth 13.26 in 14.98 in 33.7 cm 380 mm Approximate Weight 13.0 lb 5.9 kg Weight Supported (maximum distributed load in desktop position) 77 lb 35 kg Temperature Range Operating 50° to 95°F 10° to 35°C Nonoperating -22° to 140°F -30° to 60°C NOTE: Operating temperature is derated 1.0° C per 300 m (1000 ft) to 3000 m (10,000 ft) above sea level; no direct sustained sunlight. Maximum rate of change is 10° C/Hr. The upper limit may be limited by the type and number of options installed. Relative Humidity (noncondensing) Operating Nonoperating (38.7°C max wet bulb) 10-90% 5-95% 10-90% 5-95% Maximum Altitude (unpressurized) Operating 10,000 ft 3048 m Nonoperating 30,000 ft 9144 m Power Supply Operating Voltage Range 90-264 VAC Rated Voltage Range1 Rated Line Frequency Operating Line Frequency 100-240 VAC 50-60 Hz 47-63 Hz 226 Appendix C Specifications