Electric switch blade

The utility model relates to an electric switch blade which comprises a contact blade, wherein one end of the contact blade is connected with the mains supply, and the other end of the contact blade is connected with a load through a fuse wire, and indicating lamps for indicating outrage faults are respectively connected between the contact blade and the mains supply, between the contact blade and the fuse wire and between the fuse wire and the load. According to the utility model, on the basis of the original electric switch blade, three indicating lamps are additionally arranged for outrage fault indicating lamps, and can show whether externally connected circuit fault, power-cutting, fuse wire fusing, poor blade contact, blade damage, non-in-place pushing of blade and the like are generated according to the on-off of the corresponding indicating lamps. According to utility model, the reasons of power cut can be found out rapidly, the power cut problem can be checked out easily, which is convenient and rapi