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Table 6. Dimensions for doors (continued)
Door model
Width
FC ECRC and
590 mm (23.2
ECRD acoustic
in.)
front and rear
doors, black OEM
Table 7. Dimensions for side covers
1
Width
Depth
12 mm (0.5 in.)
1070 mm (42.1 in.)
1
Side covers increase the overall width of the rack by 12 mm (0.5 in.) per side, but are only used on the ends of
the rows.
2
Weight is for each side cover.
Table 8. Environment requirements
Environment
ASHRAE class
Airflow direction
2
Temperature
Humidity range
Maximum dew point
Maximum operating
altitude
Shipping temperature
Shipping relative humidity
1. The final ASHRAE class is determined by the hardware that is installed in the rack. Individual specifications
for each piece of hardware must be reviewed.
2. Derate maximum allowable dry-bulb temperature 1°C per 175 m above 950 m. IBM recommends a
temperature range of 18°C - 27°C (64°F - 80.6°F).
Table 9. Service clearances
1
Front
915 mm (36 in.)
1
Storage racks require larger service clearances in the front of the rack.
Rear door heat exchanger
Specifications for Power orderable feature code (FC) EC05 (rear door heat exchanger indicator, model
1164-95X).
Height
1942 mm (76.5 in.)
Height
1942 mm (76.5 in.)
1
Recommended operating Allowable operating
18°C - 27°C (64°F - 80°F) 5°C - 40°C (41°F - 104°F) 1°C - 60°C (34°F - 140°F)
5.5°C (42°F) dew point
(DP) to 60% relative
humidity (RH) and 15°C
(59°F) dew point
Back
915 mm (36 in.)
Depth
110 mm (4.3 in)
A3
Front-to-back
-12.0°C (10.4°F) DP and
8% - 80% RH
24°C (75°F)
3050 m (10000 ft)
Chapter 3. Planning for hardware 27
Weight
17.7 kg (39 lb)
2
Weight
20 kg (44 lb)
Nonoperating
8% - 80% RH
27°C (80°F)
-40°C - 60°C (-40°F -
140°F)
5% - 100%
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