Multi-broadband carrier module detection device and system and power electronic equipment

The utility model belongs to the technical field of power electronics, and discloses a multi-broadband carrier module detection device, a multi-broadband carrier module detection system and power electronic equipment. The multi-broadband carrier module detection device comprises a main control module and a carrier circuit which are connected in sequence, the main control module is connected with an upper computer, the carrier circuit comprises n carrier structures connected with the main control module, the n carrier structures correspond to the n broadband carrier modules in a one-to-one mode, and n is larger than or equal to 2; the main control module is used for receiving a carrier signal through the carrier structure according to a test instruction issued by the upper computer; the carrier structure is used for accessing the broadband carrier module; and the main control module is also used for generating carrier data according to the carrier signal and transmitting the carrier data to the upper computer.