Power allocation guidelines

The power available to a BladeCenter S system is based on the number of power modules installed, the power being used, and the power management policy chosen.

110 V ac

The following table shows the maximum power available in a BladeCenter S system based on the number of power modules installed (connected to 110 V ac) and the power management policy chosen.
Table 1. Power module allocations at 110 V ac
Number of power modules Maximum power Total power available Total power available (power module redundancy)
4 950 watts 3477 watts 2850 watts
3 950 watts 2850 watts  
2 950 watts 1900 watts 950 watts
1 950 watts 950 watts  

220 V ac

The following table shows the maximum power available in a BladeCenter S system based on the number of power modules installed (connected to 220 V ac) and the power management policy chosen.
Table 2. Power module allocations at 220 V ac
Number of power modules Maximum power Total power available Total power available (power module redundancy) Total power available (AC power source redundancy)
4 1450 watts 3562 watts 3562 watts 2900 watts
3 1450 watts 3562 watts    
2 1450 watts 2900 watts 1450 watts 1450 watts
1 1450 watts 1450 watts