Old Model Train, Line no.1 of Busan urban rail(orange color) adopted the first ever 6-door in a country and the medium sized motor car is first ever adopted in Korea. The large motor car used in Seoul metropolitan area has 20m length, 3.12m width and the line No.1 of Busan urban rail is medium sized motor car and it has 17.5m length and 2.75m width and 3.67m height. Stainless material is used first ever in Korea and what is different from other cars are as follows. It has six doors in a train and it has more seats than the motor car with 8 doors in a train. In addition, using the CCTV installed inside, it became possible for the engineer to handle promptly in emergency situations.

Electricity type is 1,500V DC, acceleration is 3.6km/h/s, deceleration is 3.6km/h/s for normal braking and 4.5km/h/s for emergency braking. The maximum speed is 80 km/s. The towing type of 25 chopper-type trains use DC series wound motor, the main control device uses a chopper method, and the auxiliary power supply is a stationary inverter method using GTO elements. The type of the towing motor of 9 VVVF (Variable Voltage Variable Frequency) type trains is an induction motor, the main control device uses VVVF method, and the auxiliary power supply is a stationary inverter method using IGBT elements. We have 240 old trains.