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T46
MTAB T46-2
Type and origin
Power type Diesel-electric
Builder NOHAB
Build date1973-1974
Total produced4
Specifications
Configuration:
 •  UIC Co′Co′
Gauge1,435 mm (4 ft 8+12 in)
Wheel diameter1,015  mm (39.96  in)
Length18,640 mm (61 ft 1+78 in)
Loco weight150  t (150 long tons; 170 short tons)
Transmission Electric
Performance figures
Maximum speed100 km/h (62 mph)
Power output1,235  kW (1,656  hp)
Tractive effort310  kN (70,000  lbf)
Career
Operators MTAB
Numbers1 - 4

The SJ Class T46 is a diesel-electric locomotive used by Malmtrafik for shunting at Kiruna in Sweden. Four locomotives were built by Nyquist & Holm (NOHAB) as upgrades versions of T44 in 1973–1974. The T46 features more powerful engines and six, Co′Co′, instead of four axles. It is the most powerful diesel locomotive used in Sweden. The locomotives are still in use, and three of the engines were supposed to be upgraded in 2007, but the company that was rebuilding them went bankrupt. LKAB's own workshops at Notviken are rebuilding them instead.


References