This paper introduces the general arrangement,main technical parameters,diesel engine,transmission system,car body,braking system and running gear of GCD-470 heavy rail motor car.

• 介绍了新型电传动重型轨道车的总体布置、主要技术参数、动力装置、传动系统、车体、制动系统、走行部、型式试验及考核运行等。