A generator control circuit is disclosed that includes a first circuit (40) monitoring a generator voltage and producing a first output when the voltage is below a first level, a second circuit (48) monitoring a generator current change rate and producing a second output when the current change rate is above a second level, and a third circuit (13, 28) operatively connected to the first circuit (40) and the second circuit (48) for decreasing a power level supplied to the generator when a plurality of conditions are satisfied, the plurality of conditions including the voltage being below the first level and the current change rate being above the second level. A method of controlling a generator is also disclosed.