Lenovo ThinkSystem SR635, Maintenance Manual

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Table 1. Server specifications (continued)
Specification Description
Electrical input
Table 2. Electrical input for power supplies
Power supply 100–127 V ac (50–
60 Hz) 200–240 V ac (50–
60 Hz) 240 V dc*
550-watt 80 PLUS
Platinum Yes Yes Yes
750-watt 80 PLUS
Platinum Yes Yes Yes
750-watt 80 PLUS
Titanium No Yes Yes
1100-watt 80
PLUS Platinum Yes Yes Yes
CAUTION:
240 V dc input (input range: 180-300 V dc) is supported in Chinese Mainland
ONLY. Power supply with 240 V dc input cannot support hot plugging power
cord function. Before removing the power supply with dc input, please turn off
server or disconnect dc power sources at the breaker panel or by turning off the
power source. Then, remove the power cord.
Environment The server is supported in the following environment:
Note:
This server is designed for standard data center environment and
recommended to be placed in industrial data center.
• Air temperature:
– Operating:
– ASHRAE class A2: 10–35°C (50–95°F); when the altitude exceeds 900 m
(2953 ft), the maximum ambient temperature value decreases by 1°C (1.8°F)
with every 300 m (984 ft) of altitude increase.
– ASHRAE class A3: 5–40°C (41–104°F); when the altitude exceeds 900 m
(2953 ft), the maximum ambient temperature value decreases by 1°C (1.8°F)
with every 175 m (574 ft) of altitude increase.
– ASHRAE class A4: 5–45°C (41–113°F); when the altitude exceeds 900 m
(2953 ft), the maximum ambient temperature value decreases by 1°C (1.8°F)
with every 125 m (410 ft) of altitude increase.
– Server off: 5–45°C (41–113°F)
– Shipping or storage: -40–60°C (-40–140°F)
• Maximum altitude: 3050 m (10 000 ft)
• Relative humidity (non-condensing):
– Operating:
– ASHRAE Class A2: 8%–80%, maximum dew point: 21°C (70°F)
– ASHRAE Class A3: 8%–85%, maximum dew point: 24°C (75°F)
– ASHRAE Class A4: 8%–90%, maximum dew point: 24°C (75°F)
– Shipment or storage: 8%–90%
• Particulate contamination
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ThinkSystem SR635 Maintenance Manual