Alstom Metropolis C830C

Alstom Metropolis C830C
A C830C train at Kim Chuan Depot
Interior of C830C.
In service26 June 2015; 9 years ago (2015-06-26) – Present
ManufacturerShanghai Alstom Transport (Alstom and Shanghai Electric)[1]
Built atShanghai, China
Family nameMetropolis
Constructed2014 – 2015
Entered service26 June 2015; 9 years ago (2015-06-26)
Number built72 Vehicles (24 Sets)
Number in service72 Vehicles (24 Sets)
Formation3 per trainset
Mc1–T–Mc2
Fleet numbers841 – 864
Capacity931 passengers
OperatorsSMRT Trains Ltd (SMRT Corporation)
DepotsKim Chuan
Lines served CCL  Circle line
Specifications
Car body constructionWelded aluminium
Train length70.1 m (229 ft 11+78 in)
Car length
  • 23.65 m (77 ft 7+18 in) (Mc)
  • 22.8 m (74 ft 9+58 in) (T)
Width3.2 m (10 ft 6 in)
Height3.7 m (12 ft 1+58 in)
Doors1,450 mm (57+18 in), 8 per car, 4 per side
Maximum speed
  • 90 km/h (56 mph) (design)
  • 78 km/h (48 mph) (service)
Traction systemAlstom OPTONIX IGBTVVVF[2]
Traction motors8 × 150 kW (201 hp) 3-phase AC induction motor
Power output1.2 MW (1,609 hp)
Acceleration1.1 m/s2 (2.5 mph/s)
Deceleration1.3 m/s2 (4.3 ft/s2) (Emergency)
Electric system(s)750 V DC third rail
Current collector(s)Collector shoe
UIC classificationBo′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[3][4]
Coupling systemScharfenberg
Track gauge1,435 mm (4 ft 8+12 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 3 cars were manufactured by Shanghai Alstom Transport Co Ltd (a joint venture between Alstom and Shanghai Electric),[1][5] with deliveries from end June 2014.[5]

  1. ^ a b "Driverless trains delivered to Singapore". Railway Gazette. 23 July 2014. Archived from the original on 16 June 2015. Retrieved 1 August 2015.
  2. ^ "Alstom to supply 34 Metropolis trains and signalling upgrade to Singapore metro". French Chamber Singapore. Archived from the original on 24 September 2015. Retrieved 9 August 2015.
  3. ^ "Singapore Northeast Line: will soon be the largest, fully automatic metro system in the world" (PDF). pp. 4 to 8. Archived (PDF) from the original on 15 June 2020. Retrieved 16 June 2020.
  4. ^ "URBALIS Evolution: Controlling the Performance" (PDF). p. 4. Archived (PDF) from the original on 15 June 2020. Retrieved 16 June 2020.
  5. ^ a b "Alstom delivers the first two metros built in Asia for LTA in Singapore". 23 July 2014. Archived from the original on 11 December 2015. Retrieved 1 August 2015.