The HXN3 (EMD classification JT56ACe) is a 6000 horsepower (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]

This article relies largely or entirely on a single source. (July 2016)

Quick Facts HXN3 JT56ACe 和谐内3, Type and origin ...

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

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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]

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