| NSB Class XXII | |
|---|---|
| Power type | Steam |
| Builder | Dübs & Co. (2), Thunes Mekaniske Værksted (1) |
| Serial number | Dübs 3174–3175, Thune 7 |
| Build date | 1894 (2), 1902 (1) |
| Total produced | 3 |
| Configuration | 2-4-2T |
| UIC classification | 1′B1′ n2t |
| Gauge | 1,067 mm (3 ft 6 in) |
| Driver diameter | 45 in (1.143 m) |
| Minimum curve | 330 ft (100.6 m) |
| Length | 26 ft 0 in (7.92 m) |
| Locomotive weight | 17.15 long tons (17.4 t) |
| Fuel type | Coal |
| Fuel capacity | 800 kg (1,760 lb) |
| Water capacity | 1,800 litres (400 imp gal; 480 US gal) |
| Boiler pressure | 145 psi (1.00 MPa) |
| Firegrate area | 7.5 sq ft (0.70 m2) |
| Heating surface: Total |
62.7 sq ft (5.83 m2) |
| Cylinders | Two, outside |
| Cylinder size | 11 × 18 in (279 × 457 mm) |
| Top speed | 55 km/h (34 mph) |
| Locomotive brakes | Handbrake; Carpenter from 1900 |
| Career | Norwegian State Railways |
| Number | 3, 4, 6 |
| Locale | Setesdal Line |
NSB Class XXII is a steam locomotive class designed by the Norwegian State Railways exclusively for use on the Setesdal Line.
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