Dell PowerVault MD3200i Guide De Mise En Route page 24

Environmental (continued)
Altitude
Operating
Storage
Airborne Contaminant Level
Class
22
Getting Started With Your System
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–16 to 3048 m (–50 to 10,000 ft)
NOTE:
the maximum operating temperature
is derated 1ºF/550 ft.
–16 to 10,600 m (–50 to 35,000 ft)
G2 or lower as defined by ISA-S71.04-1985
For altitudes above 2950 feet,