To what is the full load rating in KVA of a generator directly related?

The full load rating of a generator in KVA (kilovolt-amperes) is directly related to its current capacity. This rating primarily reflects how much electrical load the generator can handle, which is a function of the current it can safely generate without overheating or sustaining damage.

KVA is calculated using the formula: KVA = Voltage × Amperage / 1000. Therefore, as the current capacity increases, so does the KVA rating, meaning that a generator with a higher current capacity can supply more electrical power to connected loads. This relationship is essential for ensuring that the generator can power the equipment and systems it is designed for without exceeding its limits.

While factors like voltage output and power factor can influence how effective the generator's performance is under load, they do not directly determine the maximum capacity of the generator itself in terms of KVA. Similarly, the physical size of the generator may suggest its maximum power capabilities, but it is not a definitive measure of its full load capacity, which is fundamentally tied to current capacity.