NSB Class XXI

NSB class XXI
NSB locomotive class XXI number 1 photographed at Dübs & Co. Locomotive Works before delivery to Setesdalsbanen. Photograph by Dübs & Co., 1894.
Power type	Steam
Builder	Dübs & Co. (2) Thunes Mekaniske Værksted (1), Hamar Jernstøberi (1)
Serial number	Dübs 3172–3173, Thune 4, Hamar 77
Build date	1894 (2), 1901 (1) 1912 (1)
Total produced	4
Configuration	2-6-2T
UIC classification	1′C1′t n2
Gauge	1,067 mm (3 ft 6 in)
Driver diameter	36 in (0.914 m)
Minimum curve	330 ft (100.6 m)
Length	27 ft 3 in (8.31 m)
Locomotive weight	18.4 long tons (18.7 t)
Fuel type	Coal
Fuel capacity	1,760 lb (800 kg)
Water capacity	460 imp gal (2,100 l; 550 US gal)
Boiler pressure	145 psi (1.00 MPa)
Firegrate area	7.5 sq ft (0.70 m2)
Heating surface: Total	407.6 sq ft (37.87 m2)
Cylinders	Two, outside
Cylinder size	11 × 18 in (279 × 457 mm) or 11.5 × 18 in (292 × 457 mm)
Top speed	25 mph (40 km/h)
Locomotive brakes	Handbrake, Carpenter from 1900
Career	Norges Statsbaner
Number	1, 2, 5, 7
Locale	Setesdalsbanen

NSB Class XXI is a steam locomotive class designed by the Norwegian State Railways exclusively for use on the Setesdal Line.

External links

Entry at Norwegian Railway Club