The main components of an engine driven generator includes an engine, fuel supply mechanism, a constant engine speed regulator and a generator voltage regulator, cooling and exhaust systems, and lubrication system which have been described in detail in this article
Generators convert a fuel source into usable energy that consumers can use as a backup power source. Generators contain an engine, a fuel system, an alternator and a voltage regulator, as well as cooling, exhaust and lubrication systems.