China Railways HXN3

The HXN3 (Chinese: 和谐内3) (EMD classification JT56ACe) is a 6,000 hp (4.5 MW) diesel-electric locomotive designed by Electro-Motive Diesel in the United States for export to China. All JT56ACe locomotives use AC traction motor technology and use the EMD H-Engine as their prime mover. The locomotives are capable of meeting the EPA's Tier 2 emissions regulations.^[1]

HXN3 JT56ACe 和谐内3
HXN3-0243
Type and origin Power type Diesel-electric Builder EMD (USA), Dalian Locomotive Works Model JT56ACe Build date 2008－2014 Total produced 334
Specifications Configuration: ​  • UIC Co′Co′ Gauge 1,435 mm (4 ft 8+1⁄2 in) Wheel diameter 1,050 mm (41.3 in) Minimum curve 250 m (12 ch) Axle load 25 t (24.6 long tons; 27.6 short tons) Loco weight 150 t (147.6 long tons; 165.3 short tons) Prime mover EMD H-Engine 16-265H Engine type Four-stroke diesel Cylinders V16 Transmission Electric（AC—DC—AC）
Performance figures Maximum speed 120 km/h (75 mph) Power output 6,300 hp (4,700 kW) 5,550 hp (4,140 kW) @ wheel Tractive effort 620 kN (140,000 lbf) (starting) 598 kN (134,000 lbf)@24 km/h (15 mph) (continuous)
Career Operators China Railway Numbers HXN30001-HXN30300 HXN30301-HXN30330 HXN37001-HXN37004 Locale China

In September 2005, the People's Republic of China announced an order for 300 JT56ACe locomotives. The locomotives were jointly manufactured by EMD and China's own Dalian Locomotive Works.^[1] They are dual cab locomotives.

Number 0301 - 0330 are single cab locomotives. They are coupled back to back and used on Tibet line.

Number 7001 - 7004 are delivered to Shenhua Mining Group.

The locomotive has been deployed to Qinghai–Tibet railway in 2018.^[2]

See also

• List of locomotives in China
• Electro-Motive Diesel
• EMD SD90MAC
• EMD 265
• China Railways HXN5