Operating environment
The ThinkServer sd350 Server complies with ASHRAE class A2 specifications. Temperature, humidity and
dew point support is as follows:
Power on:
Temperature: 10°C - 35°C (50°F - 95°F) up to 950 mm (3,117ft). Above 950m, de-rated
maximum air temperature 1°C / 300m
Humidity, non-condensing: 20% - 80% relative humidity
Maximum dew point: 21°C (70°F)
Maximum altitude: 3050 m (10,000 ft) & 10°C - 28°C (50°F - 82°F)
Maximum rate of temperature change: 20°C/hr (68°F/hr) for HDDs
Power off (out of shipping container):
Temperature: 5°C to 45°C (41°F - 113°F)
Relative humidity: 8% - 80%
Maximum dew point: 27°C (80.6°F)
Storage (non-operating)::
Temperature: 1°C to 60°C (33.8°F - 140°F)
Altitude: 3050 m (10,000 ft)
Relative humidity: 5% - 80%
Maximum dew point: 29°C (84.2°F)
Shipment (non-operating)
Temperature: -40°C to 60°C (-40°F - 140°F)
Altitude: 10700 m (35105 ft)
Relative humidity: 5% - 100%
Maximum dew point: 29°C (84.2°F)
Acoustical noise emissions
With the maximum configuration of two processors installed, full memory installed, full hard disk drives
installed, and two power supplies installed:
Operation: 6.8 bels
Idle: 6.2 bels
Heat output
Approximate heat output, based on the use of 1600 W power supplies:
Minimum configuration: 604.1 BTU per hour (177 watts)
Maximum configuration: 6051.3 BTU per hour (1773 watts)
Electrical input
Sine-wave input (50-60 Hz) required
Input voltage high range:
Minimum: 200 V AC
Maximum: 240 V AC
Input kilovolt-amperes (kVA), approximately:
Minimum: 0.153 kVA
Maximum: 1.544 kVA
Regulatory compliance
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