detect, consolidate, and send information to IBM for analysis. The HMC provides service technicians with
diagnostic information for systems that can operate in a multiple-partitioned environment.
Use the following specifications to plan for your HMC.
Table 104. Dimensions
Width Depth Height Weight
429 mm (16.9 in.) 734 mm (28.9 in.) 43.0 mm (1.7 in.) 15.9 kg (35 lb)
Table 105. Electrical
1
Electrical characteristics Properties
Minimum measured power 135 W
Maximum measured power 183 W
Minimum kVA 0.14
Maximum kVA 0.191
Minimum thermal output 460.62 BTU/hr
Maximum thermal output 624.4 BTU/hr
Input voltage (low range) 100 - 127 V ac
Input voltage (high range) 200 - 240 V ac
Frequency 50 or 60 Hz
1. Power consumption and heat output vary depending on the number and type of optional features that are
installed and the power-management optional features that are in use.
Table 106. Environmental requirements
Environment Allowable operating
Nonoperating
(system off)
Nonoperating
(storage)
Nonoperating
(shipping)
ASHRAE class A3
Airflow direction Front-to-back
Temperature 5°C - 40°C (41°F -
104°F) at 0 - 950 m (0
- 3117 ft)
Decrease maximum
system temperature
by 1°C for every 175
m (574 ft) above 950
m (3117 ft).
5°C - 28°C (41°F -
82°F) at 3050 m
(10000 ft)
5°C - 45°C (41°F -
113°F)
1°C - 60°C (33.8°F -
140.0°F)
-40°C to 60°C (-40°F
to 140°F)
Humidity range Non-condensing:
-12.0°C (10.4°F) dew
point
Relative humidity
(RH): 8% - 85%
8% - 85% RH 5% to 80% RH 5% - 100% RH
Maximum dew point 24°C (75°F) 27°C (80.6°F) 29°C (84.2°F) 29°C (84.2°F)
Maximum altitude 3050 m (10000 ft) 3050 m (10000 ft) 3050 m (10000 ft) 10700 m (35105 ft)
Site and hardware planning 81
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