Renfe Class 120 / 121
The Renfe Class 120 (nickname Sepia) are electric multiple units used on Alvia high-speed rail services in Spain.
| Renfe Class 120/121 | |
|---|---|
Renfe 120-6051 at Valladolid - Campo Grande (Valladolid) | |
| Manufacturer | CAF / Alstom |
| Constructed | 2001 (order date) 12 units 2004 (order date) 45 units |
| Formation | 4-car sets MCT-MIT-MIP-MCP (120) Mc-M-M-Mc (121) |
| Capacity | Class 120: 237 (+1 reserved) Class 121: 280 (+2) |
| Operators | Renfe |
| Specifications | |
| Car body construction | Aluminium |
| Train length | 106.23 m (348 ft 6 in) |
| Car length | 27.35 m (89 ft 9 in) (end cars) 25.78 m (84 ft 7 in) (intermediate cars) |
| Width | 2.92 m (9 ft 7 in) |
| Height | 4.1 m (13 ft 5 in) |
| Floor height | 1.3 m (51 in) |
| Doors | 1 per side |
| Maximum speed | 250 km/h (155 mph) |
| Weight | 225 tonnes (221 long tons; 248 short tons) empty) |
| Axle load | 15.6 t (15.4 long tons; 17.2 short tons) |
| Traction system | IGBT–VVVF |
| Traction motors | 8 × 512 kW (687 hp) 3-phase AC induction motor |
| Power output | 4 MW (5,400 hp) (25 kV AC), 2.7 MW (3,600 hp) (3 kV DC) |
| Transmission | Body mounted motor via cardan shaft to inner axle of each bogie. |
| Acceleration | 0.52 m/s2 (1.7 ft/s2) |
| Deceleration | 0.50 m/s2 (1.6 ft/s2) @ 120 km/h (75 mph) 0.35 m/s2 (1.1 ft/s2) @ 250 km/h (160 mph) |
| Electric system(s) | 3 kV DC–25 kV 50 Hz AC from overhead catenary |
| Current collector(s) | Pantograph |
| AAR wheel arrangement | (1A)'(A1)'-(1A)'(A1)'-(1A)'(A1)'-(1A)'(A1)' |
| Braking system(s) | regenerative/rheostatic and pneumatic disc brakes |
| Safety system(s) | ERTMS N1/2 |
| Multiple working | 2 trainsets |
| Track gauge | 1,668 mm (5 ft 5+21⁄32 in) Iberian gauge/ 1,435 mm (4 ft 8+1⁄2 in) standard gauge |
The trainsets are dual-voltage, dual-gauge units capable of changing gauge without stopping at 30 km/h (19 mph). Twelve units were ordered in 2001, and a further 45 units in 2004
29 units of the class Renfe Class 121 were ordered for medium-distance high-speed Avant services. The units are very similar to the Class 120 but include additional electrical equipment for redundancy (a requirement for trains using the Guadarrama Tunnel), and do not provide first class seating, raising the number of seats to 282.
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