Global InformationAlstom Metropolis BM4 information
| Alstom Metropolis BM4 | |
|---|---|
| In service | Starting in Q4 2024 |
| Manufacturer | Alstom |
| Built at | Alstom Taubaté, Brazil |
| Family name | Alstom Metropolis |
| Constructed | 2023- |
| Entered service | 2024- |
| Number built | 13 being built + 17 optional |
| Formation | R1+MP1+M1+M2+MP2+R2 |
| Fleet numbers | 1401-2401 to 1413-2413 |
| Capacity | 1200 passengers (at a 4 passengers/m2 load) |
| Operators | Metrorex |
| Depots | Valea Ialomiței |
| Lines served | M5 |
| Specifications | |
| Car body construction | Corrugated stainless steel |
| Train length | 113.9 m (373 ft 8+1⁄4 in) |
| Car length | 19 m (62 ft 4+1⁄16 in) |
| Width | 3.1 m (10 ft 2+1⁄16 in) |
| Doors | Four sliding doors per side/car |
| Maximum speed | 80 km/h (50 mph) |
| Axle load | 14 tons max. |
| Traction system | Alstom OPTONIX IGBT-VVVF |
| Traction motors | 16 |
| HVAC | Driver only |
| Electric system(s) | 750 V DC third rail |
| Current collector(s) | Contact shoe |
| UIC classification | 2′2′+Bo′Bo′+Bo′Bo′+Bo′Bo′+Bo′Bo′+2′2′ |
| Bogies | 12 |
| Safety system(s) | Alstom URBALIS 400 CBTC |
| Coupling system | Dellner non-electric coupler |
| Multiple working | No |
| Seating | 216 |
| Track gauge | 1,432 mm (4 ft 8+3⁄8 in) |
The Alstom Metropolis BM4 (Bucharest Metro 4th generation) is a family of metros designed for the Bucharest Metro, with 13 six-car trainsets currently built by Alstom at the Taubaté, Brazil plant as of 2023.