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Kawasaki Heavy Industries & CSR Qingdao Sifang C151B

Kawasaki Heavy Industries & CSR Qingdao Sifang C151B
KHI CSR C151B ext port angled.jpg
Exterior image of the C151B rolling stock at Bishan Depot
In service 16 April 2017–present
Manufacturer
CRRC Qingdao Sifang
Built at Qingdao, Shandong, China
Constructed 2015 - 2017
Entered service 2017
Number built 270 vehicles (45 trainsets)
Number in service 240 vehicles (40 trainsets)
Formation 6 per trainset
DT–M1–M2–M2–M1–DT
Fleet numbers 601/602–689/690
Capacity 1920 passengers
Operator(s) SMRT Trains (SMRT Corporation)
Depot(s) Bishan
Tuas
Ulu Pandan
Changi
East Coast (Future)
Line(s) served  EWL  East West Line
 NSL  North South Line
Specifications
Car body construction Aluminium-alloy construction
Car length 23.5 m (77 ft 1 14 in)
Width 3.2 m (10 ft 6 in) m
Height 3.7 m (12 ft 1 58 in)
Doors 1,450 millimetres (57 116 in), 8 per car
Maximum speed 90 km/h (56 mph) (design)
80 km/h (50 mph) (service)
Traction system IGBT-VVVF
(Fuji Electric)
Output 415 kVA x2
Prime mover(s) Fuji Electric MLR109
Self-Ventilated Three-Phase Induction Motor
Acceleration 1.0 m/s2 (3.3 ft/s2)
Deceleration 1.2 m/s2 (3.9 ft/s2) (service)
1.3 m/s2 (4.3 ft/s2) (emergency)
Auxiliaries IGBTVVVF Auxiliary Inverter with Battery Charger
80 kVA–16 kW
Electric system(s) 750 V DC third rail
Current collection method Collector shoe
Safety system(s) Thales SelTrac® Moving Block CBTC, ATC with subsystems of ATO GOA 3 (DTO), ATP, NetTrac ATS, CBI
Track gauge 1,435 mm (4 ft 8 12 in) standard gauge

The Kawasaki Heavy Industries & CSR Qingdao Sifang C151B is the fifth generation Electric multiple unit rolling stock in operation on the North South and East West Lines of Singapore's Mass Rapid Transit (MRT) system. 45 trains were purchased and all of them have been delivered to Singapore as of 12 April 2017.SMRT took delivery of the first 2 train cars on 21 May 2015. These trains will increase frequency for the two MRT lines, North South Line and East West Line.

These trains retain the same IGBT-VVVF found C151A and it is the first train to have a white front with a smaller logo. These trains are the first to be fitted with STARiS 2.0, which is embedded in the door's overhead panels, as factory stock and also the first amongst the rolling stock used on the North South Line and East West Line to have electric door actuators rather than the traditional pneumatic door actuators on previous generations of rolling stock, allowing smoother and more reliable door operations, reducing delays. The first C151B train (Set 601/602) made its debut on the North South Line on 16 April 2017.

Some of the C151B trains are currently housed in Tuas Depot and will only begin revenue service on the East West Line (alongside with TWE) when the new signalling system is ready. As of 2017 and early 2018, the C151B trains are only serving the North South Line, where the new signalling system is currently active. In early 2018, some of the trains housed at Tuas Depot also started to operate on the Tuas West Extension where the new signalling system has been installed. During the new signalling system tests, some trains also operated on the mainline East West Line, starting on 6 May 2018.


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