KTX-Eum

KTX-Eum
KTX-Eum
	KTX-Eum at Cheongnyangni station
Manufacturer	Hyundai Rotem
Designer	Citrusdesign
Built at	Changwon, South Korea
Family name	KTX
Constructed	2019–present
Entered service	4 January 2021
Number under construction	114 vehicles (19 sets)
Number built	162 vehicles (27 sets)
Number in service	114 vehicles (19 sets)
Formation	6 cars per trainset; TC1-M'1-M1-M2-M'2-TC2 TC - Trailer Control car; M - Motor car; M' - Motor car with Pantograph;
Fleet numbers	501–519
Capacity	381 seated 46 Superior Class (2+2); 335 Standard Class (2+2);
Operators	Korail
Lines served	Jungang Line; Gyeonggang Line (Gangneung Line); Jungbunaeryuk Line; Gyeongjeon Line (planned); Seohae Line (planned); Donghae Line (planned); Chungbuk Line (planned); Gyeongchun Line (planned); Mokpo–Boseong Line (planned); Bujeon-Masan Line (planned); Suseo-Gwangju Line (planned); Chuncheon-Sokcho Line (planned);
Specifications
Car body construction	Aluminium
Train length	150.5 m (493 ft 9+3⁄16 in)
Car length	End cars:; 26.25 m (86 ft 1+7⁄16 in); Intermediate cars:; 23.5 m (77 ft 1+3⁄16 in);
Width	3.15 m (10 ft 4 in)
Height	4.0 m (13 ft 1+1⁄2 in)
Doors	4 per car, 2 per side (trailer cars); 2 per car, 1 per side (intermediate cars)
Maximum speed	Service:; 260 km/h (160 mph); Design:; 286 km/h (178 mph);
Weight	318 t (313 long tons; 351 short tons)
Axle load	15 t (15 long tons; 17 short tons)
Traction system	IGBT–VVVF
Traction motors	16 × 380 kW asynchronous 3-phase AC
Power output	8,150 hp (6,080 kW)
Tractive effort	226 kN (51,000 lbf)
Acceleration	2.0 km/(h⋅s) (0.56 m/s2) up to 65 km/h (40 mph); from 0 to 260 km/h (0 to 162 mph) in 253 s and 11.9 km (7.4 mi);
Deceleration	from 260 to 0 km/h (162 to 0 mph) in 2.408 km (1.496 mi)
Electric system(s)	25 kV 60 Hz AC overhead catenary
Current collector(s)	Pantograph
Braking system(s)	Electronically controlled pneumatic brakes (Regenerative, rheostatic, disc, pneumatic)
Safety system(s)	ATS, ERTMS (Ansaldo), TVM-430
Coupling system	Scharfenberg
Multiple working	Up to two trainsets
Track gauge	1,435 mm (4 ft 8+1⁄2 in) standard gauge

The KTX-Eum (Korean: KTX-이음; RR: KTX-Ieum), also known as Korail Class 150000 or EMU-260, is a South Korean high-speed electric multiple unit train manufactured by Hyundai Rotem and operated by Korail. It is the first domestically designed and developed high-speed EMU in commercial service (also the second domestically developed high-speed train in commercial service, the first being KTX-Sancheon) in South Korea.