Wireless communication type contact point/surface overheating fault indicator and shell thereof

The utility model discloses a wireless communication type contact point/surface overheating fault indicator and a shell thereof. The indicator comprises a receiver circuit with a telemetering interface and four same transmitters, wherein each transmitter communicates with the receiver circuit through a wireless module; the receiver circuit is provided with an integrated block, a wireless communication receiving unit, a telemetering reset circuit, an interface circuit and a reference power supply circuit which are connected with a main single chip microcomputer respectively; and the main single chip microcomputer is connected with an alarm display circuit through the interface circuit. Shells of the transmitters are of a cable/lead type, busbar type or universal terminal type. A battery cover, a switch and an alarm display panel are arranged at one side of the shell of the receiver circuit, and the shell of the receiver circuit is also provided with a setting opening of the telemetering interface J5. The wirel