MTR Urban Lines Vision Train

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Q-Train MTR Urban Lines Vision Train 港鐵市區綫願景列車
MTR Q-Train set A756/A755 entering Kwun Tong station on 14 February 2023.
Inside an MTR Q-train
In service	2022–present
Manufacturer	CRRC Qingdao Sifang
Order no.	C6014-14E
Built at	Qingdao, Shandong, China
Family name	SFM47/47A[1]
Replaced	DC Metro Cammell EMU (M-train)
Constructed	2017–present
Entered service	27 November 2022; 23 months ago (2022-11-27) (Kwun Tong line) 28 January 2024; 9 months ago (2024-01-28) (Island line)
Number built	93 sets (744 cars)
Formation	8 cars per trainset
Fleet numbers	A601/A602 – A785/A786
Operators	MTR
Depots	Tsuen Wan Chai Wan Tseung Kwan O Kowloon Bay
Lines served	Kwun Tong line Island line Tsuen Wan line (Future) Tseung Kwan O line (Future)
Specifications
Car body construction	Stainless steel + fibreglass (header)[2]
Train length	184.5 m (605 ft 3.8 in)
Car length	24.6 m (80 ft 8.5 in) (end cars) 22.55 m (73 ft 11.8 in) (intermediate cars)
Width	3.2 m (10 ft 6.0 in)
Height	3.7 m (12 ft 1.7 in)
Doors	5 sets of 51 inch wide doors per side
Maximum speed	90 km/h (56 mph) (Maximum) 80 km/h (50 mph) (service)
Traction system	Mitsubishi Electric MAP-134-15VD305 IGBT–VVVF
Traction motors	24 × Mitsubishi MB-5153-B 130 kW (174 hp) 3-phase AC induction motor[3]
Power output	3.12 MW (4,184 hp)
Acceleration	1 m/s2 (3.3 ft/s2)
Deceleration	0.8–1 m/s2 (2.6–3.3 ft/s2) (service) 1.4 m/s2 (4.6 ft/s2) (emergency)
Power supply	DC-AC
HVAC	SIGMA Air Conditioning
Electric system(s)	1,500 V DC (Overhead line)
Current collector(s)	Single-armed Pantograph (Brecknell Willis)
UIC classification	2′2′+Bo′Bo′+Bo′Bo′+Bo′Bo′+Bo′Bo′+Bo′Bo′+Bo′Bo′+2′2′
Bogies	SDA-140 (C6014-14E) by CRRC Qingdao Sifang
Braking system(s)	Knorr-Bremse KBGM-P electropneumatic and regenerative
Safety system(s)	Thales SelTrac CBTC with subsystems of ATC, ATO under GoA3 (DTO), ATP, NetTrac ATS, CBI) SACEM (retrofitted)
Coupling system	Faiveley[4]
Track gauge	1,432 mm (4 ft 8+3⁄8 in) (except for West Island line and Kwun Tong line extension) 1,435 mm (4 ft 8+1⁄2 in) (West Island line and Kwun Tong line extension)

The MTR Urban Lines Vision Train (traditional Chinese: 港鐵市區綫願景列車; simplified Chinese: 港铁市区线愿景列车) also named MTR CRRC Qingdao Sifang EMU and also known as Q-Train, is a new rolling stock ordered by MTR Hong Kong in July 2015.^[5] They began replacing all of the aging Metro-Cammell EMU (DC) trains starting from 27 November 2022.^[6] The order currently consists of 744 cars (93 trainsets).