Table 5: Environmental Specifications
SpecificationDescription
Dry bulb temperature of 10°C to 35°C (50°F to 95°F)
Derate the maximum temperature by 1°C (33.8°F) per every 305 meters of
altitude above 900m
Temperature, Operating
5°C to 40°C (41°F to 104°F) with no direct sunlight
Derate the maximum temperature by 1°C (33.8°F) per every 305 meters of
altitude above 900m
Temperature, Extended Operating
Dry bulb temperature of 40 °C to 65 °C (-40°F to 149 °F)Temperature, non-operating (when the server is stored
or transported)
10% to 90% and 28°C (82.4°F) maximum dew-point temperature,
non-condensing environment
Minimum to be higher (more moisture) of -12 ˚C (10.4 ˚F) dew point or 8%
relative humidity
Maximum to be 24 ˚C (75.2 ˚F) dew point or 90% relative humidity
Humidity (RH), operating
5% to 93% relative humidity, non-condensing, with a maximum wet bulb
temperature of 28 °C across the 20 °C to 40 °C dry bulb range.
Humidity (RH), non-operating
A maximum elevation of 3050 meters (10,006 feet)Altitude, operating
An elevation of 0 to 12,000 meters (39,370 feet)Altitude, non-operating
UnlimitedMaximum Operating Duration
5.5Sound power level
Measure A-weighted per ISO7779 LwAd (Bels)
Operation at 73°F (23°C)
40Sound pressure level
Measure A-weighted per ISO7779 LpAm (dBA)
Operation at 73°F (23°C)
Power Specifications
Do not mix power supply types or wattages in the server. Both power supplies must be identical.
Note
The power specifications for the supported power supply options are listed in the following sections.
Cisco Secure Network Server 3700 Series Appliance Hardware Installation Guide
32
Server Specifications
Power Specifications
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