Shock Cameras and Safe in Nova? No Problem! Springs Borderlands: Pre-Sequel
To find the entrance to the building that contains the safe and in which you have to shock the cameras and safe go to the front of the building you are standing on. There is a lever next to the shutter:
To shock the cameras and safe all at once stand in about the middle of the room and let the enemies that spawn kill you shield:
Then you will be able to get to the safe.