DB Class 420
| Class 420 / SL X420 | |
|---|---|
A Class 420 train at Wiesbaden Ost station in June 2010 | |
| Manufacturer | LHB, MBB, Orenstein & Koppel, Uerdingen, Waggon Union |
| Constructed | 1967–1997 |
| Number built | 1,440 vehicles (480 sets) |
| Number preserved | 16 vehicles |
| Successor | DB Class 423, DBAG Class 430 |
| Formation | 3 cars per trainset |
| Fleet numbers | 420 001–420 390; 420 400–420 489 |
| Operators | Deutsche Bundesbahn Deutsche Bahn Storstockholms Lokaltrafik |
| Lines served |
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| Specifications | |
| Car body construction | Aluminium, steel |
| Train length | 67,400 mm (221 ft 2 in) |
| Width | 2,900 mm (9 ft 6 in) |
| Floor height | 1,000 mm (3 ft 3 in) |
| Doors | 4 pairs per side |
| Maximum speed | 120 km/h (75 mph) |
| Weight | 1,398 t (1,376 long tons; 1,541 short tons) (with steel end cars) 129 t (127 long tons; 142 short tons), 135 t (133 long tons; 149 short tons) |
| Power output | 2,400 kW (3,218 hp) |
| Acceleration | 1.0 m/s2 (2.2 mph/s) |
| Deceleration | 0.9 m/s2 (2.0 mph/s) |
| Electric system(s) | 15 kV 16.7 Hz AC overhead line |
| Current collector(s) | Single-arm pantograph |
| Braking system(s) | Resistor brake, air-disc brake spring-accumulator brake (from 7. batch onwards) |
| Safety system(s) | ATP (SL X420) LZB (Munich S-Bahn) |
| Track gauge | 1,435 mm (4 ft 8+1⁄2 in) |
| Notes/references | |
| Sources: | |
The Class 420 (German: Baureihe 420) is a commuter electric multiple unit train type in service on German S-Bahn networks since 1972. Their use in Munich during the 1972 Summer Olympics earned them the colloquial name Olympiatriebwagen (Olympic multiple unit).