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New Zealand Railways D[h]A[/h] and D[h]C[/h] class and Electro-Motive Division G12
The first numerically larger class of diesel locomotives in New Zealand to replace significant numbers of steam locomotives was the D[h]A[/h] class. It was based on the EMD G12 in the version with four driven axles. T...
General
| Property | New Zealand Railways D[h]A[/h] and D[h]C[/h] class and Electro-Motive Division G12 GMD, EMD |
|---|---|
| Built | 1955-1967 |
| Manufacturers | Electro-Motive Division, General Motors Diesel |
| Wheel arrangement | A1A-A1A |
| Gauge | 1,067 mm (Cape gauge) |
Dimensions and weights
| Property | New Zealand Railways D[h]A[/h] and D[h]C[/h] class and Electro-Motive Division G12 GMD, EMD |
|---|---|
| Length | 14.60 m |
| Service weight | 81 t |
| Adhesive weight | 59 t |
| Axle load | 14.8 t |
Power plant
| Property | New Zealand Railways D[h]A[/h] and D[h]C[/h] class and Electro-Motive Division G12 GMD, EMD |
|---|---|
| Engine | EMD 12-567C oder 12-567E |
| Engine type | V12 diesel |
Power
| Property | New Zealand Railways D[h]A[/h] and D[h]C[/h] class and Electro-Motive Division G12 GMD, EMD |
|---|---|
| Power source | diesel-electric |
| Indicated power | 1,060 kW (1,441 PS) |
| Top speed | 100 km/h |
| Starting effort | 140.0 kN |
Calculated values
| Property | New Zealand Railways D[h]A[/h] and D[h]C[/h] class and Electro-Motive Division G12 GMD, EMD |
|---|---|
| Factor of adhesion | 1 : 4.13 |
| Power-to-weight ratio | 13.1 kW/t |
| Adhesive weight/Total | 1 : 1.37 |
