• The following rack hole sizes are supported for racks where IBM hardware is mounted:
– 7.1 mm (0.28 in.) plus or minus 0.1 mm (round)
– 9.5 mm (0.37 in.) plus or minus 0.1 mm (square)
The rack or cabinet must be capable of supporting an average load of 20 kg (44 lb) of product weight
per EIA unit.
For example, a four EIA drawer has a maximum drawer weight of 80 kg (176 lb).
• The system requires space at the rear of the rack for system brackets and cables.
For model 9008-22L, 9009-22A, 9009-41A, 9009-42A, 9223-22H, and 9223-42H, you must have a
minimum rear clearance of 240 mm (9.45 in.).
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Power Systems: Site and hardware planning