The Korail Class 8200 is a South Korean

electric locomotive An electric locomotive is a locomotive powered by electricity from overhead lines, a third rail or on-board energy storage such as a battery or a supercapacitor. Locomotives with on-board fuelled prime movers, such as diesel engines or gas ...

operated by

Korail The Korea Railroad Corporation (Korean: 한국철도공사, Hanja: ), branded as KORAIL (코레일, officially changed to in November 2019), is the national railway operator in South Korea. Currently, KORAIL is a public corporation, managed ...

. This locomotive has

head-end power In rail transport, head-end power (HEP), also known as electric train supply (ETS), is the electrical power distribution system on a passenger train. The power source, usually a locomotive (or a generator car) at the front or 'head' of a train, p ...

capabilities in place of a dynamo car, which could be used with up to 12 passenger cars.

Technical details

This locomotive is based on the

Siemens EuroSprinter The EuroSprinter family of electric locomotives is a modular concept of locomotives for the European market built by Siemens Mobility. The internal Siemens product name is ES 64, with ES for EuroSprinter and the number 64 indicating the 6,400 ...

model ES64F, assembled by Rotem. With four 1300 kW electric motors, the total power output is 5200 kW. The maximum speed is 150 km/h, although changing the bogies would allow 220 km/h.

Running lines

After the introduction of the 8200, Korail made a trial run in

Chungbuk Line The Chungbuk Line(충북선, 忠北線) is a railway line serving North Chungcheong Province in South Korea. The line connects Jochiwon on the Gyeongbu Line to Bongyang on the Jungang Line, serving the major cities of Cheongju and Chungju ''en ...

, which had just been electrified. After electrifying several lines such as Jungang,

Taebaek Taebaek () is a city in Gangwon province, South Korea. Its name is shared with that of the Taebaek Mountains. Situated at an elevation of , Taebaek is the highest city in South Korea. Attractions Manggyeongsa Temple in Hyeol-dong, at an elevation ...

, Gyeongbu, Yeongdong and

Honam Line {{Infobox rail line , box_width = auto , name = Honam Line , other_name = , native_name = 호남선(湖南線) , native_name_lang = kr , color = , logo = , logo_width = , logo_alt = , image = Korail H ...

, it is used for Mugunghwa trains with maximum speed of 150 km/h.

HEP Issues

The

feature of 8200s has caused some problems in Korea. Power generated by regenerative brake has limits, and if the locomotive has many carriages, the head-end power supply will be insufficient. Because of this problem, a dynamo car is attached when operating with 5 or more passenger cars in case of emergency.

References

Bibliography

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External links

Korail 8200
Bo-Bo locomotives Electric locomotives of South Korea Railway locomotives introduced in 2003 Siemens locomotives Standard gauge locomotives of South Korea 25 kV AC locomotives {{SouthKorea-rail-transport-stub