Alstom Metropolis C751A

The Alstom Metropolis C751A trains are Singapore's first rolling stock that uses Communication-Based Train Control (CBTC).

It is also the first generation of rolling stock for SBS Transit's North East Line and have been in passenger service since 20 June 2003.

There are 25 trains of six cars each, all of which are housed in Sengkang Depot.

Unique to the North East Line, the trains are powered through overhead catenary.


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At a Glance

Alstom Metropolis C751A

North East Line

Built 2000 - 2002

25 trains of 6 cars each, numbered 7001/7002 to 7049/7050

Trains maintained by SBS Transit

History

Contract 751A for the design and building of the trains was awarded to french company Alstom Transport in 1998.

Utilising Alstom's Urbalis 300 CBTC system, the world's first radio CBTC system, the trains are fully automated and can run without any train attendant on-board.

25 trains of six cars each were bought for the 19.2km North East Line, which commenced service on 20 June 2003.

Lines


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Design

Exterior

The C751A trains have a contrasting exterior livery: a dark background at the top and white at the bottom, with a strip of orange and purple band down the middle.

The front of the train is curved, giving it a more streamlined look.

The train numbers are displayed on an orange LED display at the top of the left windscreen.

Interior

A uniformed interior colour scheme of purple and beige is implemented across the whole train.

Features

High Capacity Trains

High Capacity Trains

Two rows of seats from the middle four cars are replaced with a standing area to provide more standing space.

Viewing Space + Emergency Exits

Viewing Space + Emergency Exits

Both ends of the train feature a viewing space and an emergency exit.

The viewing space allows passengers to have a view of the tunnel through the windscreen.

The emergency exit ramp will be deployed in an emergency.

Wheelchair Bay

Wheelchair Bay

Two wheelchair bays are located in the middle two cars of every C751A train at doors 9 and 16.

Gangway Lights

Gangway Lights

Gangway lights are installed to illuminate the gangway area of the train cars.

Overhead Hand Grips

Overhead Hand Grips

Overhead hand grips are positioned along the aisles of the train cabins to provide standing passengers with increased support.

Grab-Handles at Doorways

Grab-Handles at Doorways

Provide support for passengers boarding or alighting the trains and for passengers standing near the doors.

Door Closing Indicator

Door Closing Indicator

Yellow alert lights that are positioned above each door will light up when the doors are closing.

Visual Passenger Information System

Visual Passenger Information System

The Visual Passenger Information System shows useful travel information to passengers, such as the current and next train stations which the train will call at, and other useful travel messages.

Read more >

Builder Plate

Builder Plate

The plate lists the companies involved in the manufacture of the train, and also the year it was built.

It is located at both ends of the train.

Emergency Communication Button + Door Unlock Handle

Emergency Communication Button + Door Unlock Handle

Emergency Communication Buttons are located at the side of the train doors to contact the train staff in an emergency.

It is integrated with the Emergency Door Unlock Handle.

Modifications

Platform Gap Width Reduction

Platform Gap Width Reduction

Additional metal strips were installed at the edge of the door, reducing the width of the platform gap.

This programme was experimented on train 029/030.

Modification of Handrails

Modification of Handrails

Handrails were modified as a trial by LTA to encourage more commuters to move towards the centre of the car.

This programme was experimented in train car 73029.

The trial was successful and it has been rolled out to the rest of the C751A train cars.

Technical Specifications

DT
Mp
Mi
Mi
Mp
DT

DT: Driving Trailer (unpowered); Mp/Mi: Motor car

Manufacturer
Alstom Transport
Number Built
150 cars (25 trains)
Train Numbers
7001/7002 - 7049/7050
Car Body Construction
Welded aluminium
Traction Control
IGBT-VVVF (Alstom ONIX)
Line Voltage
1500V DC (nominal) from overhead catenary
Gauge
Standard gauge (1435mm)
Maximum Speed
100km/h (design)
90km/h (service)
Train Length
138.5m (6 cars)
Car Length
23.65m (DT)
22.80m (Mp/Mi)
Width
3.2m
Height
3.7m
Train Weight
230t (tare condition/unladen)
356t (fully laden)
Doors
1.45m wide, 8 per car
Seating Capacity
296 seats
240 seats (high capacity trains)

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