NSB El 1

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NSB El 1
NSB El 1 2001
Type and origin Power type Electric Builder ASEA Thune Build date 1922–1930 Total produced 24
Specifications Configuration: ​  • AAR B-B  • UIC B'B' Gauge 1,435 mm (4 ft 8+1⁄2 in) standard gauge Length 12.7 m (41 ft 8 in) Loco weight 61.3 t (60.3 long tons; 67.6 short tons) Electric system/s 15 kV  16+2⁄3 Hz AC Catenary Current pickup(s) Pantograph
Performance figures Maximum speed 70 km/h (43 mph) Power output 690 kW (930 hp) Tractive effort 157 kN (35,000 lbf)
Career Operators Norwegian State Railways Numbers 2 2023 – 2 2024 Locale Norway Retired 1973

NSB El 1 is the first electric locomotive series used by the Norwegian State Railways, from 1922 until 1973. Twenty-four engines were delivered from ASEA and Thune, twenty-two in 1922 and two in 1930. Based on the German DB E 71 and Swedish SJ Oc it has two two-axle bogies with one motor in each.