FS Class E.431

The FS Class E.431 was a class of three-phase AC electric locomotives of the Italian State Railways (FS).

Class E.431
Italian 3-phase locomotive FS Class E.431 at the railway museum in Savigliano, Italy
Type and origin
Power typeelectric
BuilderTecnomasio Italiano-Brown-Boveri and Ansaldo
Build date1922-1925
Total produced37
Specifications
Configuration:
  AAR1-D-1
  UIC1′D1′
Gauge1,435 mm (4 ft 8+12 in) standard gauge
Driver dia.1,630 mm (64 in)
Loco weight91 tonnes (90 long tons; 100 short tons)
Electric system/sThree-phase overhead line
3.6 kV, 16.7 Hz
Performance figures
Maximum speed100 km/h (62 mph)
Power output2,000 kW (2,700 hp)
Career
OperatorsFS
DispositionTwo preserved
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