Dell PowerEdge XE2420 EMC Technical Specifications - Page 17

Thermal restriction for ASHRAE A3/Environment, Shared requirements across all categories

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Table 17. Operational climatic range category A3 (continued) Allowable continuous operations Operational altitude derating Maximum temperature is reduced by 1°C/175 meters (1.8°F/574 ft) above 900 meters (2,953 feet) Thermal restriction for ASHRAE A3/Environment • CPU TDP greater than 150 W are not supported. Shared requirements across all categories Table 18. Shared requirements across all categories Allowable operations Maximum temperature gradient (applies to both operation and nonoperation) Non-operational temperature limits Non-operational humidity limits Maximum Non-operational altitude Maximum operational altitude 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 hardware -40°C to 65°C (-40°F to 149°F) 5% to 95% RH with 27°C (80.6°F) maximum dew point Atmosphere must be noncondensing always. 12,000 meters (39,370 ft) 3,048 meters (10,000 ft) *: Per ASHRAE thermal guidelines, these are not instantaneous rates of temperature change. Table 19. Temperature specifications Temperature Storage Specifications -40-65°C (-40-149°F) Continuous operation (for altitude less than 900 m 10-35°C (50-95°F) with no direct sunlight on the equipment or 2953 ft) Expanded operating temperature For information about Expanded operating temperature, see the Expanded operating temprature section. Maximum temperature gradient (operating and storage) 20°C/h (68°F/h) Table 20. Maximum vibration specifications Maximum vibration Specifications Operating 0.21 Grms at 5 Hz to 500 Hz (all operation orientations) Storage 1.88 Grms at 10 Hz to 500 Hz for 15 minutes (all six sides tested) Table 21. Maximum shock pulse specifications Maximum shock pulse Specifications Operating Six consecutively executed shock pulses in the positive and negative x, y, and z axes of 6 G for up to 11 ms.(4 pulse on each side of the system) Storage Six consecutively executed shock pulses in the positive and negative x, y, and z axis (one pulse on each side of the system) of 71 G for up to 2 ms. Technical specifications 17

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Table 17. Operational climatic range category A3 (continued)
Allowable continuous operations
Operational altitude derating
Maximum temperature is reduced by 1°C/175 meters (1.8°F/574
ft) above 900 meters (2,953 feet)
Thermal restriction for ASHRAE A3/Environment
•
CPU TDP greater than 150 W are not supported.
Shared requirements across all categories
Table 18. Shared requirements across all categories
Allowable operations
Maximum temperature gradient (applies to both operation and
nonoperation)
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 hardware
Non-operational temperature limits
-40°C to 65°C (-40°F to 149°F)
Non-operational humidity limits
5% to 95% RH with 27°C (80.6°F) maximum dew point
Atmosphere must be noncondensing always.
Maximum Non-operational altitude
12,000 meters (39,370 ft)
Maximum operational altitude
3,048 meters (10,000 ft)
*: Per ASHRAE thermal guidelines, these are not instantaneous rates of temperature change.
Table 19. Temperature specifications
Temperature
Specifications
Storage
-40–65°C (-40–149°F)
Continuous operation (for altitude less than 900 m
or 2953 ft)
10–35°C (50–95°F) with no direct sunlight on the equipment
Expanded operating temperature
For information about Expanded operating temperature, see the
Expanded
operating temprature
section.
Maximum temperature gradient (operating and
storage)
20°C/h (68°F/h)
Table 20. Maximum vibration specifications
Maximum vibration
Specifications
Operating
0.21 G
rms
at 5 Hz to 500 Hz (all operation orientations)
Storage
1.88 G
rms
at 10 Hz to 500 Hz for 15 minutes (all six sides tested)
Table 21. Maximum shock pulse specifications
Maximum shock pulse
Specifications
Operating
Six consecutively executed shock pulses in the positive and negative x, y, and z
axes of 6 G for up to 11 ms.(4 pulse on each side of the system)
Storage
Six consecutively executed shock pulses in the positive and negative x, y, and z
axis (one pulse on each side of the system) of 71 G for up to 2 ms.
Technical specifications
17