IBM System Storage N3700, Руководство по аппаратуре и обслуживанию

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Table 1. N3700 characteristics hardware specifications (continued)
Clearance dimensions
Front-cooling All versions 6 in. (15.3 cm)
Rear-cooling All versions 12 in. (30.5 cm)
Rear-maintenance All versions 12 in. (30.5 cm)
Environmental requirements
Note: Operating at the extremes of the following environmental requirements might
increase the risk of device failure.
Operating temperature maximum range 50° F to 104° F
(10° C to 40° C)
Operating temperature recommended range 68° F to 77° F
(20° C to 25° C)
Nonoperating temperature range -40° F to 149° F
(-40° C to 65° C)
Relative humidity 10 to 90%
noncondensing
Recommended operating temperature
relative humidity range
40 to 55%
Maximum wet bulb temperature 28° C (82° F)
Maximum altitude 3050 m (10,000 ft.)
Acoustic level 56.4 dBA @ 23° C
5.64 bels @ 23° C
Electrical requirements
Input voltage, V 100-120/200-240
Input current actual, A 4/2
Maximum electrical power 100 to 120 VAC, 7
A/200 to 240 VAC,
3.5 A; 50/60Hz
Input power actual, with all drives writing, W 440
Input power actual, by JEL measurements,
W
389
Thermal dissipation, BTU/hr 1,215
Inrush current, A @ V 25 @ 110/50 @ 220
Rules for installing the N3700 in a rack
You need to observe the following rules and restrictions when installing an N3700 in
a standard 19-inch (48.26 cm) equipment rack with mounting rails:
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IBM System Storage N series: N3700 Hardware and Service Guide