Air-Conditioned Generator Car consists of vestibule, toilet, attendant’s room, power distribution room, oil furnace room, short-corridor, diesel generator set room, cooling room etc. The diesel generator set is composed of K series diesel engine from Cummins Co. and the matched 1FC5 or 1FC6 generator set manufactured under the license of Siemens Co. Type 209HS or SW-160 bogie, electro-pneumatic brake and electronic anti-skid regulator are employed. The car is equipped with heating device and water supply device. Unitary air-conditioning set is installed on the car roof of “A” end of the car.Three diesel engines are centralized controlled from the control room. Relevant parameters of the diesel generator set and the condition of the protecting and alarming device are displayed on the control cabinet. So the operators can start and monitor the status of the diesel engines from the control room.K series diesel engine from Cummins Co. or 183 series diesel engine from MTU Co. is employed. The main generators are of 1FC5 or 1FC6 three-phase AC generators. Three diesel generator sets are parallelized placed in the power room. In the normal condition, two sets are on operation, the other one as spare. Diesel engine auxiliary system such as air inlet, exhaust outlet, machine oil tank and upper fuel oil tank etc are considered in the power room.