MTR KTT

KTT (simplified Chinese: 九广通; traditional Chinese: 九廣通)[4] is a train set used by the MTR Corporation Limited in Hong Kong on the Guangdong Through Train route. It is used on the Guangdong line (Hung Hom (Kowloon), Hong Kong - Changping - Guangzhou East) of the through train service.

KTT - KCR Through Train Guangdong Through Train (MTR)
九廣通直通車
KTT in standard livery
In service1998–2023
ManufacturerSLM and ABB (locomotives)
Kinki Sharyo (coaches)
Built atWinterthur and Zürich, Switzerland (locomotives)
Osaka, Japan (coaches)
Constructed1995
Entered service28 August 1998[1]
Number built2 locomotives and 12 coaches
Fleet numbersKowloon Through Train
Capacity112 (first class car), 72 (premium class car)[2]
Operator(s)MTR Corporation
Line(s) servedMTR intercity services along East Rail line
Specifications
Car length
  • 25.5 m (83 ft 8 in) (coaches)[3]
  • 18.5 m (60 ft 8 in) (locomotives)[2]
Width
  • 3.05 m (10 ft 0 in) (coaches)[3]
  • 3 m (9 ft 10 in) (locomotives)[2]
Height
  • 4.6 m (15 ft 1 in) (coaches)[3]
  • 4.31 m (14 ft 2 in) (locomotives)[2]
Floor height1.25 m (4 ft 1 in)
Maximum speed160 km/h (99 mph) (design)[2]
Weight
  • 84 t (83 long tons; 93 short tons) (locomotives)[2]
  • 56 t (55 long tons; 62 short tons) (premium class coaches)
  • 55.5 t (54.6 long tons; 61.2 short tons) (first class coaches)
Traction systemABB GTO–VVVF
Traction motors8 × ABB 6FHA-7067 1.6–1.8 MW (2,100–2,400 hp) 3-phase AC induction motor
Power output12.2 MW (16,400 hp)
Acceleration1 m/s2 (3.3 ft/s2)
Deceleration1 m/s2 (3.3 ft/s2) (service)
1.3 m/s2 (4.3 ft/s2) (emergency)
Electric system(s)25 kV 50 Hz AC Catenary
Current collector(s)Pantograph
Braking system(s)Air
Safety system(s)AWS (former), TBL (enhanced with ATP)
Coupling systemBuckeye
Track gauge1,435 mm (4 ft 8+1⁄2 in) standard gauge

The double-deck "KTT" trailers have lower bottom floor than the ordinary cars serving on the same pair of tracks.

After the Guangdong Through Train and all other intercity passenger services were suspended in early 2020 amidst the coronavirus pandemic, the KTT trains were placed into storage. Despite border reopenings, there are currently no plans to resume intercity services.

Rolling stock
BuilderModelFleet sizeNotes
SLM
ABB		 SBB-CFF-FFS Re 460 2 electric locomotives numbered TLN001 and TLS002 arrived in Hong Kong on 11 May 1997
Kinki Sharyo Premium Class T1 (T1C) and First Class T2 (T2A, T2B) 12 passenger carriages

Although the locomotive has a top speed of 200 km/h (124 mph), KTT only runs at a maximum service speed of 140 km/h (87 mph) on the Hong Kong section of the Guangzhou - Kowloon Railway and at 160 km/h (99 mph)[2] on the Guangzhou - Shenzhen Railway. KTT now has ten compartments (Eight first-class compartments and two executive-class compartments).

Since March 2018, all of the KTT coaches have begun the minor refurbishment. Refurbished train feature reupholstered seats, new flooring, added train automatic broadcast system device and improved barrier-free facilities.

See also

References
  1. Kowloon–Canton Railway Corporation Annual Report 1998. Hong Kong: KCR Corporation. 1999. p. 8.
  2. "KTT expresses to link Kowloon and Guangzhou". Railway Gazette. Retrieved 1 March 2018.
  3. "MTR Corporation Hong Kong, China Passenger Car". Kinki Sharyo. Retrieved 1 March 2018.
  4. MTR Intercity Passenger Services


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