Lenovo ThinkSystem SR550 - Page 51

The SR550 server is supported in the following environment:
Air temperature:
Operating:
ASHRAE Class A4: 5 °C - 45 °C (41 °F - 113 °F); for altitudes above 900 m (2,953 ft),
decrease the maximum ambient temperature by 1 °C for every 125-m (410-ft) increase
in altitude
ASHRAE Class A3: 5 °C - 40 °C (41 °F - 104 °F); for altitudes above 900 m (2,953 ft),
decrease the maximum ambient temperature by 1 °C for every 175-m (574-ft) increase
in altitude
ASHRAE Class A2: 10 °C - 35 °C (50 °F - 95 °F); for altitudes above 900 m (2,953 ft),
decrease the maximum ambient temperature by 1 °C for every 300-m (984-ft) increase
in altitude
Non-operating: 5 °C - 45 °C (41 °F - 113 °F)
Storage: -40 °C - +60 °C (-40 °F - 140 °F)
Maximum altitude: 3,050 m (10,000 ft)
Humidity:
Operating:
ASHRAE Class A4: 8% - 90% (non-condensing); maximum dew point: 24 °C (75 °F)
ASHRAE Class A3: 8% - 85% (non-condensing); maximum dew point: 24 °C (75 °F)
ASHRAE Class A2: 8% - 80% (non-condensing); maximum dew point: 21 °C (70 °F)
Storage: 8% - 90% (non-condensing)
Electrical:
100 - 127 (nominal) V AC; 50 Hz / 60 Hz
200 - 240 (nominal) V AC; 50 Hz / 60 Hz
180 - 300 V DC (HVDC; supported in China only)
Acoustics:
Minimum configuration:
Operating: 5.5 bels
Idle: 4.9 bels
Maximum configuration:
Operating: 6.8 bels
Idle: 6.1 bels
Vibration:
Operating: 0.21 G rms at 5 Hz to 500 Hz for 15 minutes across 3 axes
Non-operating: 1.04 G rms at 2 Hz to 200 Hz for 15 minutes across 6 surfaces
Shock:
Operating: 15 G for 3 milliseconds in each direction (positive and negative X, Y, and Z axes)
Non-operating:
12 kg - 22 kg: 50 G for 152 in./sec velocity change across 6 surfaces
23 kg - 31 kg: 35 G for 152 in./sec velocity change across 6 surfaces
Lenovo ThinkSystem SR550 Server 51