What is an Electrical Fuse?Electrical Fuse DefinitionAn electrical fuse is a protective device that breaks the circuit when the current exceeds a predetermined value to prevent damage.Fuse Wire FunctionThe fuse wire carries normal current without excessive heating but melts and breaks the circuit when excess current flows through.Major Parameter Minimum Fusing Current Current Rating of Fuse Fusing Factor Prospective Current in Fuse Melting Time of Fuse Operating Time of FuseFuse LawMaterials for