5887 Expansion Unit - IBM 8202-E4B Manual

Table 65. Environmental requirements
Environment
Noncondensing humidity
Wet bulb temperature
Table 66. Noise emissions
Properties
L
WAd
L (1-meter bystander)
pAm
1
Single drawer in standard 19-inch rack with 24 hard drives, nominal environmental conditions, and no front or rear
doors on rack.
For a description of noise emission values, see Acoustics.
All measurements made in conformance with ISO 7779 and declared in conformance with ISO 9296.
Table 67. Service clearances for rack-mounted expansion unit
Front
914 mm (36 in.)
Side and top clearances are optional during operation.
Table 68. Service clearances for stand-alone expansion unit
Front
368.3 mm (14.5 in.)
Safety compliance: This hardware is designed and certified to meet the following safety standards: UL
60950; CAN/CSA C22.2 No. 60950–00; EN 60950; IEC 60950 including all National Differences
Related information:
Acoustics

5887 expansion unit

Hardware specifications provide detailed information for your expansion unit, including dimensions,
electrical, power, temperature, environment, and service clearances.
Table 69. Dimensions for rack-mounted expansion unit
Weight (with drives
installed)
25.4 kg (56.0 lb)
Table 70. Electrical
Electrical characteristics
1
kVA (maximum)
Rated voltage and frequency
Thermal output (maximum)
Power requirements (maximum)
30
Site and hardware planning
Operating
20 - 80% (allowable)
40 - 55% (recommended)
21°C (69.8°F)
1
Operating
6.6 bels
49 dB
Back
914 mm (36 in.)
Width
448.6 mm (17.7 in.)
1
Nonoperating
8 - 80% (including
condensing)
27°C (80.6°F)
Idle
6.5 bels
49 dB
Sides
914 mm (36 in.)
Back
381 mm (15 in.)
Depth (including front
bezel)
530 mm (20.9 in.)
Properties
0.32
100 - 127 V ac or 200 - 240 V ac at 50 - 60 Hz
1024 Btu/hr
300 W
Maximum altitude
2134 m (7000 ft) above sea
level
Height (with support rails)
87.4 mm (3.4 in.)