The power car is mainly composed of car body, coupler & draft gear, braking system, windshield and apron, power generation device, electrical device, bogie, etc. The car body is an all-steel welded overall load-bearing structure, mainly composed of underframe, side walls, end walls, roof, partition walls, boarding doors, sliding doors, windshield doors, wide doors, windows, luggage racks, ventilators, thermal insulation materials, vehicle interior decoration, and water supply devices. The rubber windshield complies with TB/T 3094, and the apron complies with UIC standards. Adopt MCA-PH coupler buffer device. The A end of the car is the HOOK, and the B end of the car is the YOKE. The braking system adopts dual pipe braking, with one pipe for vacuum braking and the other for air braking.