POWER7 information

5886 expansion unit

Hardware specifications provide detailed information for your expansion unit, including dimensions, electrical, power, temperature, environment, and service clearances.

Table 1. Dimensions for rack-mounted expansion unit
Weight (with no drives installed) Width Depth (including front bezel) Height
17.7 kg (39 lb) 445 mm (17.5 in.) 521 mm (20.5 in.) 89 mm (3.5 in.)
Table 2. Electrical
Electrical characteristics Properties
kVA1 0.358
Rated voltage and frequency   100 - 240 V ac at 50 - 60 Hz
Thermal output1 1160 Btu/hr
Power requirements (maximum)   340 W
Power factor   0.95
Inrush current 55 A per power cord
Leakage current (maximum)  3.10 mA
Phase 1
1All measurements made in conformance with ISO 7779 and declared in conformance with ISO 9296.
Table 3. Temperature requirements
Operating Nonoperating
10 - 38°C (50 - 100.4°F)1 -40 - 60°C (-40 - 140°F)
1The maximum 38°C (100.4°F) temperature must be derated 1°C (1.8 °F) per 137 m (450 ft) above 1295 m (4250 ft).
Table 4. Environmental requirements
Environment Operating Nonoperating Maximum altitude
Noncondensing humidity 20 - 80% (allowable)

40 - 55% (recommended)

 8 - 80% (including condensing) 2134 m (7000 ft) above sea level
Wet bulb temperature 21°C (69.8°F) 27°C (80.6°F)
Table 5. Noise emissions1
Properties Operating Idle
LWAd 6.6 bels 6.5 bels
LpAm (1-meter bystander) 49 dB 49 dB

1Single 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 6. Service clearances for rack-mounted expansion unit
Front Back Sides
914 mm (36 in.) 914 mm (36 in.) 914 mm (36 in.)
Side and top clearances are optional during operation.
Table 7. Service clearances for stand-alone expansion unit
Front Back
368.3 mm (14.5 in.) 381 mm (15 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

Parent topic: Expansion unit and migration tower specifications
Related information:
Acoustics

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Last updated: Thu, March 15, 2018