User Manual

Table 28. Power supply unit options
PSU Class Heat
dissipation
(maximum)
Frequency Voltage AC DC Current
High line
200–240
V
Low line
100–120 V
450 W Bronze 1871 BTU/hr 50/60 Hz 100–240 V
AC,
autoranging
450 W 450 W NA 6.5 A-3.5 A
450 W Platinum 1725 BTU/
hr
50/60 Hz 100–240 V
AC,
autoranging
450 W 450 W NA 6.5 A-3.5 A
NOTE: Heat dissipation is calculated using the PSU wattage rating.
NOTE: When selecting or upgrading the system configuration, to ensure optimum power utilization, verify the system
power consumption with the Dell Energy Smart Solution Advisor available at Dell.com/ESSA.
Environmental specifications
NOTE: For additional information about environmental certifications, refer to the Product Environmental Datasheet located
with the Documentation > Regulatory Information on www.dell.com/support/home.
Table 29. Operational climatic range category A2
Temperature Specifications
Allowable continuous operations
Temperature ranges for altitudes <= 900 m (<=
2953 ft)
10–35°C (50–95°F) with no direct sunlight on the equipment
Humidity percent ranges (non-condensing at all
times)
8% RH with -12°C minimum dew point to 80% RH with 21°C (69.8°F)
maximum dew point
Operational altitude de-rating Maximum temperature is reduced by 1°C/300 m (1.8°F/984 Ft) above 900
m (2953 Ft)
Table 30. Shared requirements across all categories
Temperature Specifications
Allowable continuous operations
Maximum temperature gradient (applies to both
operation and non-operation)
20°C in an hour* (36°F in an hour) and 5°C in 15 minutes (9°F in 15
minutes), 5°C in an hour* (9°F in an hour) for tape
NOTE: * - Per ASHRAE thermal guidelines for tape hardware, these are
not instantaneous rates of temperature change.
Non-operational temperature limits -40 to 65°C (-40 to 149°F)
Non-operational humidity limits 5% to 95% RH with 27°C (80.6°F) maximum dew point
Maximum non-operational altitude 12,000 meters (39,370 feet)
Maximum operational altitude 3,048 meters (10,000 feet)
Table 31. Maximum vibration specifications
Maximum vibration Specifications
Operating 0.21 G
rms
at 5 Hz to 500 Hz for 10 minutes (all x, y, and z axis)
Storage 1.88 G
rms
at 10 Hz to 500 Hz for 15 minutes (all six sides tested)
Appendix A: Additional specifications 47