Kilo Volt Ampere is a unit of measure. kVA = Voltage x Current (amps)
I am not sure what you are wanting to know. But, If you have stumbled onto this term and don't know what it is, it probably doesn't pertain to anything that is of importance to you. You can always look up these by going online to any number of sources.
The sources below will give you an idea of what kVA is: