APPARATUS AND METHOD FOR PROTECTING BATTERY PACK

An apparatus for protecting a battery pack, includes: a battery module; a relay to apply an output of the battery module to a load of a vehicle, or block the output of the battery module; an actuator to operate by a power supplied from a starter battery; and a processor to: monitor the battery module when a start signal is input to detect a failure of the relay; and if the failure of the relay is detected, control the actuator to discharge the starter battery and block a start of the vehicle.