A circuit for powering a load, comprising: an output connector adapted for connecting the circuit to the load; a first relay (22A 1 ,22A 2 ) selectively connecting the output connector to a source of AC power, the first relay (22A 1 ,22A 2 ) being responsive to a disabling signal to disconnect the output connector from the source of AC power; a first latch adapted to maintain a first fault signal once emitted until it receives a rearm signal ; and a logic combiner adapted to generate the disabling signal when it receives at least one of the first fault signal and a second fault signal ; characterized in that the circuit further comprises: a first sensor adapted to sense a level of power delivered to the load via the output connector ; a first detector adapted to: receive the sensed power level from the first sensor , and emit the first fault signal when the sensed power level exceeds a fixed power limit; and a controller adapted to: receive the sensed power level from the first sensor , emit the second fault signal when the sensed power level exceeds a configurable power threshold, receive a user command to rearm the circuit , and in response to receiving the user command, emit the rearm signal and cease the emission of the second fault signal . an output connector adapted for connecting the circuit to the load; a first relay (22A 1 ,22A 2 ) selectively connecting the output connector to a source of AC power, the first relay (22A 1 ,22A 2 ) being responsive to a disabling signal to disconnect the output connector from the source of AC power; a first latch adapted to maintain a first fault signal once emitted until it receives a rearm signal ; and a logic combiner adapted to generate the disabling signal when it receives at least one of the first fault signal and a second fault signal ; characterized in that the circuit further comprises: a first sensor adapted to sense a level of power delivered to the load via the output connector ; a first detector adapted to: receive the sensed power level from the first sensor , and emit the first fault signal when the sensed power level exceeds a fixed power limit; and a controller adapted to: receive the sensed power level from the first sensor , emit the second fault signal when the sensed power level exceeds a configurable power threshold, receive a user command to rearm the circuit , and in response to receiving the user command, emit the rearm signal and cease the emission of the second fault signal . a first sensor adapted to sense a level of power delivered to the load via the output connector ; a first detector adapted to: receive the sensed power level from the first sensor , and emit the first fault signal when the sensed power level exceeds a fixed power limit; and receive the sensed power level from the first sensor , and emit the first fault signal when the sensed power level exceeds a fixed power limit; and a controller adapted to: receive the sensed power level from the first sensor , emit the second fault signal when the sensed power level exceeds a configurable power threshold, receive a user command to rearm the circuit , and in response to receiving the user command, emit the rearm signal and cease the emission of the second fault signal . receive the sensed power level from the first sensor , emit the second fault signal when the sensed power level exceeds a configurable power threshold, receive a user command to rearm the circuit , and in response to receiving the user command, emit the rearm signal and cease the emission of the second fault signal . <EOS>