NSB Class 68

NSB Class 68 (Norwegian: NSB type 68) is a three-car electric multiple unit operated by Norges Statsbaner between 1956 and 2001. It was mainly used for local trains as well as branch lines. The units were built in two series, the A-series being delivered in 21 units between 1956-58 and the B-series in nine units between 1960–61. The motor cars were built by Norsk Elektrisk & Brown Boveri and Skabo while the centre and end cars were built either by Skabo or by Strømmen.

NSB Class 68
A type 68 operated by Ofotbanen
In service1956–2001
ManufacturerNorsk Elektrisk & Brown Boveri, Skabo and Strømmen
Constructed1956–1958, 1960–1961
Number built30 units
Number scrapped10
Formation3 car sets
Fleet numbers68.01 – 68.90
Operator(s)Norges Statsbaner
Ofotbanen
Specifications
Car lengthMotor cars: 20.95 m (68.7 ft)
Centre cars: 20.92 m (68.6 ft)
End cars: 21.08 m (69.2 ft)
Doors12 per unit
Maximum speed100 km/h (62 mph)
WeightMotor cars, A: 51.2–52.1 km/h (31.8–32.4 mph)
Motor cars, B: 53.3 km/h (33.1 mph)
Centre cars, A: 27.0–27.5 km/h (16.8–17.1 mph)
Centre cars, B: 29.0 km/h (18.0 mph)
End cars, A: 28.0–28.5 km/h (17.4–17.7 mph)
End cars, B: 30.0 km/h (18.6 mph)
Traction system4 x NEBB ELM 421St
Power output640 kW (860 hp)
Electric system(s)15 kV  16.7 Hz AC Catenary
Current collection methodPantograph
Track gauge1,435 mm (4 ft 8 12 in)

Though the units were taken out of service between 1994 and 2001, three units were taken over by the Ofotbanen for operation on the Ofoten Line.

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