Automatic Mains Fail Transfer Panel. The control mechanism for transferring the power from the national grid to the power protection systems, consisting of contact breakers inside a sealed steel cabinet. PowerContinuity systems always install an Automatic mains fail transfer panel with every Diesel Generator installation. A Generator is the trade for an engine with an alternator mounted on a frame with a fuel tank is called a generator as it generates useable electrical power. Used as emergency power and auxiliary power in the event of a power loss, installed as a permanent power protection system for business continuity. Alternative energy systems, in the event of a power outage. Fully automatic critical power systems which turn on if power if lost for true power continuity systems. Usually fuelled by diesel, hence the name, diesel generators. They can be installed outside or inside a building as long as ventilation is provided and exhaust venting.