RjB 9 and RjB 10 were two identical

electric locomotive An electric locomotive is a locomotive powered by electricity from overhead lines, a third rail or on-board energy storage such as a battery or a supercapacitor. Locomotives with on-board fuelled prime movers, such as diesel engines or gas ...

s operated by

Norsk Transport Hydro Transport AS was a railway company, railway- and List of ship companies, shipping company responsible for the transport of chemicals from Norsk Hydro Rjukan. A subsidiary of Norsk Hydro, the company was founded in 1907, operations ceased in ...

Rjukanbanen , logo = , logo_width = , logo_alt = , image = , image_name = , image_width = , image_alt = , caption = SF ''Ammonia'', at Mæl, where the rail ...

Norway Norway, officially the Kingdom of Norway, is a Nordic country in Northern Europe, the mainland territory of which comprises the western and northernmost portion of the Scandinavian Peninsula. The remote Arctic island of Jan Mayen and t ...

. Built by Swiss Sécheron and German

Jung Carl Gustav Jung ( ; ; 26 July 1875 – 6 June 1961) was a Swiss psychiatrist and psychoanalyst who founded analytical psychology. Jung's work has been influential in the fields of psychiatry, anthropology, archaeology, literature, philo ...

in 1958, they served until the closing of the line in 1991. The locomotives were equipped with four 183 kW motors, giving 732 kW in total. They could operate at 55 km/h, and were built for both 10 kV and 15 kV electrical systems; the former was used on Rjukanbanen until the older RjB 1–8 were retired in 1966, and the power changed to the standard of

Norges Statsbaner Vygruppen, branded as Vy, is a government-owned railway company which operates most passenger train services and many bus services in Norway. The company is owned by the Norwegian Ministry of Transport. Its sub-brands include Vy Buss coach s ...

. A b/w photograph of unit # 9 heading a freight working en route appeared in "Locomotives made in Germany", 1966 ed., pg.15 bottom; issued by "Exportfoerderungsverband der deutschen Lokomotivindustrie", DE-Frankfurt/Main 1966, softcover, quadrilingual. Rating given at 830 kW by the caption; factor 1,13 reflects the ratio between a 1-hourly rating and a continuous rating (as likely given in the text here) for series-wound, directly-fed, single-phase ac electric motors. Unfortunately, no further detail was issued. Mechanical design reflects that of the shorter, yet heavier dual-power Bo'Bo' 600 V DC o/h-fed electric / diesel-electric locomotives supplied by Jung to the "E&H" docklands and smelting works railways of Duisburg-Hamborn at the same time. File:Rj.B End 5.JPG, Rj.B 9 at Rjukan station July 2012 File:Rj.B 9 End 1.JPG, Rj.B 9 at Rjukan station July 2012 File:Rj.B End 3.JPG, Rj.B 9 at Rjukan station July 2012 File:Rj.B 9 Side 2.JPG, Rj.B 9 at Rjukan station Juli 2012 File:Rj.B End 4.JPG, Rj.B 9 at Rjukan station July 2012 File:Rj.B Cab front.JPG, The cab front, Rj.B 9 at Rjukan station July 2012 File:Rj.B 9, inside cab 2.JPG, Cab, left side, Rj.B 9 at Rjukan station July 2012 File:Rj.B 9, inside cab 1.JPG, Cab, right side, Rj.B 9 at Rjukan station July 2012 File:Rj.B 9, inside cab 3.JPG, Inside cab, side, Rj.B 9 at Rjukan station July 2012 File:Rj.B 9 View from Cab.JPG, View forward, Rj.B 9 at Rjukan station July 2012 File:Rj.B 9, Roof Equipment.JPG, Roof equipment, Rj.B 9 at Rjukan station July 2012 File:Rj.B 9 High Voltage Cable from Roof.JPG, High voltage cable from Roof in front of the cab, Rj.B 9 at Rjukan station July 2012

References

Norsk Transport locomotives Electric locomotives of Norway Railway locomotives introduced in 1958 1958 establishments in Norway Standard gauge locomotives of Norway {{electric-loco-stub