GE U26C

The GE U26C diesel locomotive model was introduced by GE Transportation Systems in 1971. All examples of this model are six axle units, and have the wheel arrangement C-C (AAR classification) or Co'Co' (UIC classification).

GE U26C
Two DX class U26Cs in New Zealand with a coal train
Type and origin
Power typeDiesel-electric
BuilderGE Transportation Systems
Krupp (TAZARA U30Cs)
Serial numberBrazil: 2501013-018
Kenya: 41812-41837, 45374-45383
New Zealand: 38016-38030, 40175-40208
South Africa: 35261-35282, 37810-37934, 38623-38722, 40400-40419, 40570-40571, 40578, 40579, 41350-41379
TAZARA: 5532-5540, 5561-5565, 46514-46530
ModelU26C
Build date1971–1987
Total produced392
Specifications
Configuration:
  AARC-C
  UICCo'Co'
Gauge1,000 mm (3 ft 3+38 in), Brazil and Kenya
1,600 mm (5 ft 3 in), Brazil
1,067 mm (3 ft 6 in) elsewhere
Wheelbase3,607 mm (142.01 in)
each bogie
Length17.5 to 17.9 m (57 ft 5.0 in to 58 ft 8.7 in)
Axle load15.1–16.25 t (14.86–15.99 long tons; 16.64–17.91 short tons)
Loco weight91–97.5 t (89.6–96.0 long tons; 100.3–107.5 short tons)
Fuel typeDiesel
Fuel capacity7,500 L (1,600 imp gal; 2,000 US gal)
Prime moverGE 7FDL-12
RPM range1050 max
Engine type4 stroke diesel engine
AspirationTurbocharged
AlternatorGTA11 C.C.
Traction motors6 × 761A17
CylindersV12
Cylinder size9 in × 10+12 in (228.6 mm × 266.7 mm)
MU workingYes
Loco brakeCompressed air
Performance figures
Power output2,050 kW (2,750 hp)
Tractive effort24,630 kgf (241,500 N; 54,300 lbf)
Career
Numbers100–120 km/h (62–75 mph)(?)

The U26C locomotives were built for 1,000 mm (3 ft 3+38 in) metre gauge networks in Brazil and Kenya, and 3 ft 6 in (1,067 mm) networks in New Zealand and South Africa. All had a power output of 2,050 kW (2,750 hp) as built, except the locomotives delivered new to Kenya, which were derated to 1,950 kW (2,610 hp). Some of the New Zealand units were later uprated in power output, and four of the Brazilian units were later regauged to 1,600 mm (5 ft 3 in) broad gauge.

Another more powerful version, license-built by Krupp, and referred to as a GE U30C model, was delivered to the 3 ft 6 in (1,067 mm) TAZARA Railway, which links Tanzania with Zambia.

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