Alstom Metropolis C830C
Alstom Metropolis C830C
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A C830C train (Set 841) at Kim Chuan Depot | |
Interior of C830C. | |
| Stock type | Electric multiple unit |
| In service | 26 June 2015 – present |
| Manufacturers | Shanghai Alstom Transport (Alstom and Shanghai Electric) |
| Built at | Shanghai, China |
| Family name | Metropolis |
| Constructed | 2014 – 2015 |
| Entered service | 26 June 2015 |
| Retired | 2036 |
| Scrapped | 2032-2036 (All 24 sets) |
| Number built | 72 vehicles (24 sets) |
| Number in service | 69 vehicles (23 sets) |
| Successor | C851G |
| Formation | 3 per trainset Mc1–T–Mc2 |
| Fleet numbers | 841 – 864 |
| Capacity | 931 passengers |
| Operator | SMRT Trains Ltd (SMRT Corporation) |
| Depot | Kim Chuan |
| Line 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 systems | 750 V DC third rail |
| Current collection | Collector shoe |
| UIC classification | Bo′Bo′+2′2′+Bo′Bo′ |
| Braking systems | Regenerative and pneumatic |
| Safety systems | 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 |
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 three cars were manufactured by Shanghai Alstom Transport Co Ltd (a joint venture between Alstom and Shanghai Electric), with deliveries from end June 2014.