K10602 BLS Ae8/8 Electric Locomotive IVThe Ae 4 4 series is a powerful tachograph bogie locomotive of the Bern Ltschberg Simplon Bahn (BLS). It was procured in the years 1944 1945 in eight copies as a result of the steadily growing freight traffic on the Ltschberg route. The specifications included a trailer load of 400 t for 27. Increase at a speed of 75 km h. The four Ae 4 4 253 to 256 were later rebuilt into the two Ae 8 8 274 and 275. Features 5 pole motor Current consumption across