Alstom KZ8A

The KZ8A is a broad gauge electric freight locomotive developed by Alstom for Kazakhstan Temir Zholy – national railway company of Kazakhstan.^[1] In October 2010, KTZ placed an order for 200 locomotives.^[2][3]

Alstom KZ8A
Type and origin Power type Electric Builder Alstom Build date 2012–present Total produced 105
Specifications Configuration: ​  • UIC Bo′Bo′+Bo′Bo′ Gauge 1,520 mm (4 ft 11+27⁄32 in) Length 35 m (114 ft 10 in) Loco weight 200 t (200 long tons; 220 short tons) Electric system/s 25 kV 50 Hz AC
Performance figures Maximum speed 120 km/h (75 mph) Power output 8,800 kilowatts (11,800 hp)
Career Operators Qazaqstan Temir Zholy Disposition In production, In service

Initially, they will be built in Belfort, France; production later shifting to a new factory in Astana.^[4] The first KZ8A off the production line was unveiled in October 2012.^[5]

Specification

The locomotives will be among the most powerful in the world, capable of hauling 9000 tonne freight trains;^[6] they have also been designed to cope with extremes of temperature.

The locomotives will weigh 200 tonnes, with 8.8MW power output and a maximum speed of 120 km/h.^[7]

KZ4AT

Alstom KZ4AT
Type and origin Power type Electric Builder Alstom Build date 2019–present Total produced ?
Specifications Configuration: ​  • UIC Bo-Bo Gauge 1,520 mm (4 ft 11+27⁄32 in) Electric system/s 25 kV 50 Hz AC
Performance figures Maximum speed 200 km/h (120 mph)
Career Operators Qazaqstan Temir Zholy Disposition In production, In service

Alstom started the production of passenger electric locomotives Prima M4 “KZ4AT" in the EKZ joint venture in Astana, Kazakhstan in June 2019. These locomotives are part of the contract signed with KTZ (Kazakhstan Railways) for delivery and maintenance of 302 Prima T8 "KZ8A" and 119 Prima M4 "KZ4AT" electric locomotives. The first passenger locomotive should be ready by the end of 2019 and then certified as new and premiere product "Made in Kazakhstan".^[8]