CIÉ 071 Class

The Córas Iompair Éireann/Iarnród Éireann 071 Class or Northern Ireland Railways 110 Class or Serbian Railways JŽ series 666 is a General Motors Electro-Motive Division EMD JT22CW series diesel-electric locomotive used in the Republic of Ireland, Northern Ireland and Serbia.

Córas Iompair Éireann 071 class
Northern Ireland Railways 110 class
ŽS class 666
Iarnród Éireann No. 076 in the current Irish rail livery at Rathmore, April 2016
Type and origin
Power typeDiesel-electric
BuilderGeneral Motors Diesel, London, Ontario, Canada
Serial number713736–713753 (CIÉ 071-088)
798072-1, 798072-2 (NIR 111/112)
838084-1 (NIR 113)
ModelJT22CW
Build dateJuly 1976 (CIÉ 071-088)
1978 (JŽ/ŽS) October 1980 (NIR 111/112)
December 1984 (NIR 113)
Total produced18 (CIÉ/IÉ) 3 (NIR) 4 (JŽ/ŽS/SV)
Specifications
Configuration:
  AARC-C
  UICCo′Co′
Gauge1,600 mm (5 ft 3 in) 1,435 mm (4 ft 8+12 in) standard gauge (Serbia)
Length17.37 m (57 ft 0 in)
Loco weight100.6 tonnes (99.0 long tons; 110.9 short tons)
Prime moverEMD 12-645E3B
Engine typeV12 2-stroke diesel
AspirationMechanically-assisted turbocharger
Displacement126.8 litres (7,740 cu in)
GeneratorAR10D3
Traction motorsD77, 6 off
Cylinders12
Cylinder size230 mm × 254 mm (9+116 in × 10 in)
Loco brakeStraight air
Train brakes27-LAV air & vacuum
Performance figures
Maximum speed145 km/h (90 mph)
Power output1,680 kW (2,250 hp)
Tractive effort289 kN (65,000 lbf) maximum
192 kN (43,000 lbf) at 24.3 km/h (15.1 mph) continuous
Career
OperatorsIarnród Éireann
Northern Ireland Railways
Serbian Railways
Numbers071–088 (IÉ)
111–113 (NIR)
001–004(JŽ/ŽS/SV)
LocaleRepublic of Ireland
Northern Ireland
Serbia
Yugoslavia
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