Fault simulation detection practical training equipment

The utility model relates to a fault simulation detection practical training device comprising a housing, the housing is provided with a fault simulation detection board, a fault detection point A, a fault detection point B and a power supply interface, the fault simulation detection board is provided with a plurality of fault groups, each fault group comprises a fault simulation point A and a fault simulation point B, and the fault simulation point A and the fault simulation point B are connected with the power supply interface. The shell is further provided with an answering area for examinees to answer answers and a fault display area, an answering screen is arranged in the answering area, a voltmeter used for displaying voltage detected when fault detection points are connected with fault simulation points in all fault groups is arranged in the fault display area, a main control circuit board is arranged in the shell, and the main control circuit board is connected with the main control circuit board. And