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Freight and Passenger Locomotive SD 70 MAC-HEP

Freight and Passenger Locomotive

Freight and Passenger Locomotive SD 70 MAC / HEP
for Alaska Railroad ARR

Together with its North American partner Electro Motive Division (EMD), Siemens supplied 16 freight locomotives of the type SD 70 MAC to Alaska Railroad.

Freight and Passenger Locomotive SD 70 MAC-HEP

TECHNICAL DATA
Type SD 70 MAC HEP
Year
2004 / 2007
Wheel arrangement
Co’Co’
Diesel engine rating [kW]
3,150
Starting tractive effort [kN]
780
Maximum speed [km/h]
113
Weight [t]
188
Track gauge [mm]
1,435
Numbers built
8 / 4

TECHNICAL DATA
Type SD 70 MAC
Year
1999 – 2000
Wheel arrangement
Co’Co’
Diesel engine rating [kW]
2,835
Starting tractive effort [kN]
780
Maximum speed [km/h]
113
Weight [t]
188
Track gauge [mm]
1,435
Numbers built
16

In 2004, the customer ordered an additional eight locomotives of this type but with the requirement that these vehicles should also be suitable for passenger service.

The variant SD 70 MAC HEP provides the on-board power supply for passenger trains without the need for a separate diesel generator set. The SD 70 MAC locomotive type is used for heavy freight duty.

Alaska Railroad uses the locomotive type SD 70 MAC HEP to haul the prestigious passenger trains taking passengers from cruise ships on day trips.

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