Hitachi small-type monorail (Sentosa Express)

Hitachi small-type monorail
Blue Trainset
Purple Trainset
In service 15 January 2007 - present
Manufacturer Hitachi
Family name Hitachi Monorail
Replaced Sentosa Monorail
Constructed 2005-2009, 2017
Entered service 2007
Number built 14 (7 train sets)
Number in service 14 (7 train sets)
Formation 2 cars per trainset
Mc1-Tc2
Capacity 32 seated; 152 standing
Operator(s) Sentosa Development Corporation
Depot(s) Beach Station Depot
Line(s) served Sentosa Express
Specifications
Car body construction Welded Aluminium
Car length 12.5 m (41 ft 1⁄8 in)
Width 2.7 m (8 ft 10 1⁄4 in)
Height 2.0 m (6 ft 6 3⁄4 in)
Doors 2 per car
Maximum speed 80 km/h (50 mph) (design)
50 km/h (31 mph) (service)
Traction system IGBT-VVVF (Hitachi)
Electric system(s) 750 V DC third rail
Safety system(s) defunct: Hitachi Fixed Block Digital ATP for GOA 1
Current: Hitachi Moving Block Wireless CBTC ATC with subsystems of ATO GOA 3 (DTO), ATP, ATS, CBI
Track gauge Straddle-beam

The Hitachi small-type monorail is a straddle-type monorail built by Hitachi Ltd. for the use on the Sentosa Express. These trains are part of Hitachi line of ALWEG based monorail. The trains were part of a project to replace Sentosa's previous aging monorail system. The trains are fully air-conditioned.

Exterior design

Each train consists has an individual colour scheme - green, orange, blue, purple, pink, yellow and red. All trains are for passenger service, except for the yellow maintenance train.

The straddle-type small monorail is small in size but able to navigate through tight turns.

Interior design

  • The colour scheme of the interior is green and orange.
  • Foldable seats that can make room for more standing space during periods of high usage.
  • SMRT's STARIS are installed on all trains in passenger service and provides commuters with their route information throughout their journey.
  • Two wheelchair bays are located in each car of every Sentosa Express train.

Operations and safety systems

Operated by drivers and guided with Automatic Train Protection to ensure trains keep a safe distance between each other and Automatic Train Supervisory to provide the route setting for the train to travel, trains cruise at 15 to 50 km/h (9.3 to 31.1 mph) but is designed to speed up to 80 km/h (50 mph).

Train formation

The configuration of the Hitachi small-type monorail in revenue service is Mc1-Tc2

Cars of Hitachi small-type monorail
car type Driver Cab Motor Collector Shoe car length Wheelchair Space
mm ft in
Mc1✓✓✓ 23,830 78 ft 2.2 in✓
Tc2'✓✗✓ 22,800 74 ft 9.6 in✓

See also

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