SBB-CFF-FFS Re 620

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SBB-CFF-FFS Re 620
Re 620 and Re 4/4II leading a freight train on the northern Bözberg incline
Type and origin Power type Electric Builder SLM Winterthur BBC Baden SAAS Geneva Build date 1972, 1975–1980 Total produced 89
Specifications Configuration: ​  • UIC Bo'Bo'Bo' Gauge 1,435 mm (4 ft 8+1⁄2 in) standard gauge Length 19,310 mm (63 ft 4+1⁄4 in) Width 2,950 mm (9 ft 8+1⁄8 in) Height 3,932 mm (12 ft 10+3⁄4 in) Loco weight 120 t (118.1 long tons; 132.3 short tons) Electric system/s 15 kV  16.7 Hz AC Catenary Current pickup(s) Pantograph
Performance figures Maximum speed 140 km/h (87 mph) Power output 10,700 hp (8,000 kW) Tractive effort: ​  • Starting 395 kN (89,000 lbf)  • 1 hour 270 kN (61,000 lbf)  • Continuous 235 kN (53,000 lbf)
Career Numbers 11601 – 11689

The Re 620, Re 6/6 in the old numbering scheme, are six-axle, electric locomotives of the SBB-CFF-FFS, which were acquired as a replacement for the Ae 6/6 for heavy services on the Gotthardbahn. They are the most modern of the so-called "Gotthard locomotives".