| The 23 locomotives with the numbers 611 to 633 were put into service in 1973 (first series) and 1984 (second series). The Bo'Bo' locomotives have a speed of 90 km/h and weigh 50 tonnes. The hourly output is 1700 kW at 52 km/h and the starting tractive force is 179 kN. The towing capacity is 185 t per mille gradient and 245 t per mille incline and 35 per mille, with double traction a maximum of 400 t. |