MTR CRRC Qingdao Sifang EMU

Q-Train
MTR CRRC Qingdao Sifang EMU
港鐵中國青島四方製列車
Q-Train; MTR CRRC Qingdao Sifang EMU; 港鐵中國青島四方製列車
	MTR Q-Train set A756/A755 entering Kwun Tong station on 14 February 2023.
	Interior of an MTR Q-train
In service	27 November 2022 – present
Manufacturer	CRRC Qingdao Sifang
Order no.	C6014-14E
Built at	Qingdao, Shandong, China
Family name	SFM47/47A
Replaced	DC Metro Cammell EMU (M-train)
Constructed	2017–present
Entered service	27 November 2022 (Kwun Tong line); 28 January 2024 (Island line); Expected Q1 2026 (Tsuen Wan Line);
Number built	93 sets (744 cars)
Formation	8 cars per trainset
Fleet numbers	A601/A602 – A785/A786
Operator	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)
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	100 km/h (62 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
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 systems	1,500 V DC (Overhead line)
Current collection	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 systems	Knorr-Bremse KBGM-P electropneumatic and regenerative
Safety systems	Current: SACEM (retrofitted); Future: Alstom - Thales JV Advanced SelTrac CBTC with subsystems of ATC, ATO under GoA3 (DTO), ATP, NetTrac ATS, CBI) ;
Coupling system	Faiveley
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 CRRC Qingdao Sifang EMU (traditional Chinese: 港鐵中國青島四方製列車; simplified Chinese: 港铁中国青岛四方制列车) also named MTR Urban Lines Vision Train and also known as Q-Train, is a new rolling stock ordered by MTR Hong Kong in July 2015. They had been replacing the aging Metro-Cammell EMU (DC) trains since 27 November 2022, with the target to replace all of them by 2027-2028. The order currently consists of 744 cars (93 trainsets).