Alstom Metropolis C830C
The Alstom Metropolis C830C is the second generation of communication-based train control (CBTC) electric multiple unit rolling stock in operation on the Circle line of Singapore's Mass Rapid Transit (MRT) system. 24 trainsets of 3 cars were manufactured by Shanghai Alstom Transport Co Ltd (a joint venture between Alstom and Shanghai Electric), with deliveries from end June 2014.
Alstom Metropolis C830C
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A C830C train at Kim Chuan Depot | |
Interior of C830C. | |
| In service | 26 June 2015 – Present |
| Manufacturer | Shanghai Alstom Transport (Alstom and Shanghai Electric) |
| Built at | Shanghai, China |
| Family name | Metropolis |
| Constructed | 2014 – 2015 |
| Entered service | 26 June 2015 |
| Number built | 72 Vehicles (24 Sets) |
| Number in service | 72 Vehicles (24 Sets) |
| Formation | 3 per trainset Mc1–T–Mc2 |
| Fleet numbers | 841 – 864 |
| Capacity | 931 passengers |
| Operators | SMRT Trains Ltd (SMRT Corporation) |
| Depots | Kim Chuan |
| Lines served | CCL Circle line |
| Specifications | |
| Car body construction | Welded aluminium |
| Train length | 70.1 m (229 ft 11+7⁄8 in) |
| Car length |
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| Width | 3.2 m (10 ft 6 in) |
| Height | 3.7 m (12 ft 1+5⁄8 in) |
| Doors | 1,450 mm (57+1⁄8 in), 8 per car, 4 per side |
| Maximum speed |
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| Traction system | Alstom OPTONIX IGBT–VVVF |
| Traction motors | 8 × 150 kW (201 hp) 3-phase AC induction motor |
| Power output | 1.2 MW (1,609 hp) |
| Acceleration | 1.1 m/s2 (2.5 mph/s) |
| Deceleration | 1.3 m/s2 (4.3 ft/s2) (Emergency) |
| Electric system(s) | 750 V DC third rail |
| Current collector(s) | Collector shoe |
| UIC classification | Bo′Bo′+2′2′+Bo′Bo′ |
| Braking system(s) | Regenerative and pneumatic |
| Safety system(s) | Alstom URBALIS 300 moving block CBTC ATC under ATO GoA 4 (UTO), with subsystems of ATP, Iconis ATS and Smartlock CBI |
| Coupling system | Scharfenberg |
| Track gauge | 1,435 mm (4 ft 8+1⁄2 in) standard gauge |
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