IBM 084, Installation And User Manual

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Thermal
The table shows the specifications for the thermal sensors.
Table 15. Thermal specifications
Specification
Quantity
Thermal sensors 2 per sideplane (2 sideplanes per drawer)
2 per drawer baseplane (front)
1 per drawer baseplane (middle/rear)
2 per power supply
Number in SBB I/O module is dependent on module type
Airflow with all fans running 120 liters/second maximum
Temperature and humidity
The table shows the temperature and humidity limits for the enclosure.
Table 16. Temperature and humidity limits
Factor
Operating Non-operating
Temperature range 41°F (5°C) to 95°F (35°C) -40°F (-40°C) to 158°F (70°C)
Relative humidity 20%rh to 80%rh non-condensing 5%rh to 100%rh non-condensing
Maximum wet bulb 82°F (28°C) 84°F (29°C)
Cooling modules
Each of the five cooling modules contains 2 stacked fans: 80mm x 80mm x 38mm.
SBB I/O module
A separate specification exists for each SBB I/O module.
Power supply unit (PSU)
The table shows the specifications of the PSU.
Table 17. PSU specifications
Category
Value
Output power 2814W maximum continuous output power at high
line voltage
Voltage +12V at 233A (2796W total output power)
+5V standby voltage at 2.7A
Input voltage range 200 to 240VAC
Input frequency 50 to 60Hz
Power factor correction >0.95 @ 100% load
50 IBM ESS expansion: Installation and User Guide - Model 084