Scomi SUTRA

SUTRA, abbreviation for Scomi Urban Transit Rail Application, is a monorail electrical multiple unit (EMU) type train system designed by Malaysian rail company Scomi Rail. The design is currently the main product offering of Scomi Rail, which has won several contracts with the design, with the first customer being the Mumbai Monorail project.

Scomi Urban Transit Rail Application
4-car SUTRA trainsets used by KL Monorail
The interior of the KL Monorail 2-car train
In service2012–
ManufacturerScomi Rail
Built atRawang Industrial Park
Formation2–8 car sets
Capacity20/139 (seated/standing) per car
Operators
Specifications
Train length
  • 2 car: 23.7 m (77 ft 9 in)
  • 4 car: 45.4 m (148 ft 11 in)
  • 6 car: 67 m (219 ft 10 in)
Car length
  • 11.2 m (36 ft 9 in) (end cars)
  • 9.5 m (31 ft 2 in) (intermediate cars)
Width3.08 m (10 ft 1 in) (incl. doors)
Height4.72 m (15 ft 6 in)
Floor height2.1 m (6 ft 11 in)
Doors2 pairs per side
Wheel diameter940 mm (37 in)
Maximum speed90 km/h (56 mph)
Weight15 tonnes per car
Acceleration1.1 m/s2 (3.6 ft/s2)
Deceleration
  • 1.1 m/s2 (3.6 ft/s2) (service)
  • 1.3 m/s2 (4.3 ft/s2) (emergency)
Electric system(s)750 V DC third rail
Current collector(s)Contact shoe
Braking system(s)Regenerative and electro-pneumatic

In 2019 Scomi Rail was placed in receivership and it is no longer selling its monorail system.

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