Dell PowerEdge C6220 II Hardware Owner's Manual page 85

Option
Power Budget
Chassis Level Capping
(Disabled default)
Chassis Power Capping
Sled Power Capping
(0 default)
Description
Shows this chassis available power wattage.
Enables or disables the Chassis Level Capping.
(The default is referring from BMC)
The capping value range limits at power budget of PSU
design.
(These is no default value)
The servers own capping infrastructure is able to
determine power consumption of the sleds.
Using the System Setup Program | 85