After electrifying several lines such as Jungang, Taebaek, Gyeongbu, Yeongdong and Honam Line, it is used for Mugunghwa trains with maximum speed of 150 km/h.
By powering several key lines like Jungang, Taebaek, Gyeongbu, Yeongdong and Honam Line, this system is utilized for the high-speed Mugunghwa trains that can reach speeds of up to 150 km/h.