Introduction
IBM System Storage DCS9550 1S1 Storage Expansion Unit Installation, Service, and User Guide
11
1.4.6
Environment
Table 1–3
Ambient Temperature and Humidity
Temperature Range
Relative Humidity
Max. Wet Bulb
Operational
5°C to 40°C
20% to 80%
non-condensing
23°C
Non-Operational
0°C to +50°C
8% to 80%
non-condensing
27°C
Storage
1°C to +60°C
8% to 80%
non-condensing
29°C
Shipping
-40°C to +60°C
5% to 100%
non-precipitating
29°C
Airflow
System must be operated with low pressure rear exhaust installation
(Back pressure created by rack doors and obstacles not to exceed
5 pascals [0.5mm Water gauge])
Altitude, Operational
0 to 2133 m (0 to 7,000ft)
(10,000ft at maximum ambient of 35°C)
Altitude, Non-Operational
-305 to 12,192m (-1000 to 40,000ft)
Shock, Operational
Vertical axis 5g peak 1/2 sine, 10ms
Shock, Non-Operational
30g 10ms 1/2 sine
Vibration, Operational
0.21grms 5-500 Hz Random
Vibration, Non-Operational
1.04grms 2-200 Hz Random
Vibration, Relocation
0.3g 2-200 Hz sine
Acoustics
Less than 6.0 LwA
Orientation & Mounting
19" Rack mount (3EIA Units)
• Rack Rails
To fit 800mm depth Racks compliant with IEC 297
• Rack Characteristics
Back pressure not exceeding 5 pascals (0.5mm water gauge)
Safety & Approvals
CE, UL, cUL
Содержание DCS9550 1S1
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