IBM 7012 397, Site And Hardware Planning Information

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7134 Model 010 High-Density SCSI Disk Subsystem
Dimensions
Height 171 mm 6.7 in.
(4EIA units)
Width 444 mm 17.4 in.
Depth 665 mm 26.2 in.
Weight
Minimum 69 kg 31.5 lbs.
Maximum 129 kg 58.5 lbs.
Electrical
Power source loading
(kVA) 0.021 plus 0.024 for each 2GB Disk Drive, or
0.028 for each 4.5GB Disk Drive
Voltage range (V ac) 100 to 125 or 200 to 240 (autoranging)
Frequency (hertz) 50 or 60
Thermal output (max) 68 Btu/hr plus 77 Btu/hr for each 2GB Disk Drive, or
90 Btu/hr for each 4.5 GB Disk Drive
Power requirements 20 watts plus 22.5 watts for each 2GB Disk Drive, or
26.5 watts for each 4.5GB Disk Drive
Power factor 0.95 minimum
Maximum altitude 2135 m (7000 ft.)
Temperature
Requirements Operating
10 to 40°C
(50 to 110°F)
Non-Operating
10 to 52°C
(50 to 125°F)
Humidity
Requirements Operating Non-Operating
(Noncondensing) 8% to 80% 8% to 80%
Wet Bulb 27°C (80°F) 27°C (80°F)
Noise Emissions* Operating Idle
L
WAd
5.8 bels 5.6 bels
L
pAm
N/A N/A
<L
pA
>
m
46 dBA 46 dBA
Impulsive or
prominent discrete
tones No No
* See “Noise Emission Notes” on page 336 for definitions of noise emissions positions.
Chapter 7. Physical Characteristics of the 7100 Series
273