56 | System Specificationsw w w . d e l l . c o m | s u p p o r t . d e l l . c o mEnvironmentalAC Power Supply Unit RequirementsParameter SpecificationsOperatingTemperature 32° to 104°F (0° to 40°C)Maximum altitude No performance degradation to 10,000 feet (3,048 meters)Relative humidity 5 to 85 percent, noncondensingNon-operatingTemperature -40° to 158°F (-40° to 70°C)Maximum altitude 15,000 feet (4,572 meters)Relative humidity 5 to 95 percent, noncondensingParameter SpecificationsNominal Input Voltage 120 - 240 VAC 50/60 HzMaximum AC Power Supply Input 16 A @ 100 VAC per module12 A @ 200 VAC per moduleMaximum Thermal Output (3,172 W)Maximum Thermal Output (2,906 W)10,822 BTU/hour at 100/120 VAC9,914 BTU/hour at 200/240 VACMaximum AC Supply Input Current (based on 2500W output for 100/120V and 200/240V lines.)11.6 A @ 100 VAC9.7 A @ 120 VAC8.0 A @ 200 VAC6.7 A @ 240 VACMaximum System Power Input 3.5 KVA @ 100/120 VAC3.2 KVA @ 220/240 VACMaximum Power Consumption 3,422 W at 100/120 VAC3,156 W at 200/240 VACNominal Input Voltage 100 - 120 VAC Requires a minimum of 3 Power Supplies Installed200 - 240 VAC Requires a minimum of 2 Power Supplies InstalledMaximum System Power Input 4.80 KVA @ 100 VAC4.60 KVA @ 220 VACParameter SpecificationsMaximum DC PEM Input Current 75ASystem 2800W (9600 BTU/hour)Input Voltage -48 to -60 Vdc