Dell NX3230 Owner's Manual page 148

Expanded operating temperature
< 1% of annual operating hours
Expanded Operating Temperature Restrictions
148
–5°C to 45°C at 5% to 90% RH with 29°C dew
point.
NOTE: Outside the standard operating
temperature (10°C to 35°C), the system can
operate down to –5°C or up to 45°C for a
maximum of 1% of its annual operating hours.
For temperatures between 40°C and 45°C, de-
rate maximum allowable temperature by 1°C per
125 m above 950 m (1°F per 228 ft).
• Do not perform a cold startup below 5°C.
• The operating temperature specified is for a
maximum altitude of 3050 m (10,000 ft).
• 160 W (10 core) processor is not supported.
• Tape Backup Unit (TBU) is not supported.
• Redundant power supplies are required.
• Non Dell qualified peripheral cards and/or
peripheral cards greater than 25 W are not
supported.
• PCIe SSD and GPU is not supported.
• Maximum 120 W processor supported on 3.5
inch hard drive chassis.
• Maximum 145 W processor supported on 2.5
inch hard drive chassis.
• Only SSDs are allowed in the hard drive slots at
the back of the 3.5 inch hard drive chassis.