KiHa 189 series

The KiHa 189 series (キハ189系, Kiha-189-kei) is a diesel multiple unit (DMU) train type operated by West Japan Railway Company (JR-West) on Hamakaze limited express services between Osaka and Tottori since November 2010 and Biwako Express services between Osaka and Maibara since March 2014.

KiHa 189 series
KiHa 189 series on a Hamakaze service in November 2010
ManufacturerNiigata Transys
ReplacedKiHa 181 series
Constructed2010
Entered service7 November 2010
Number built21 vehicles
Number in service21 vehicles (7 sets)
Formation3 cars per trainset
Fleet numbersH1H7
Capacity156 (monoclass)
OperatorsJR-West
DepotsKyoto
Lines servedTōkaidō Main Line, Sanyō Main Line, Bantan Line, Sanin Main Line
Specifications
Car body constructionStainless steel
Car length
  • 20,870 mm (68 ft 6 in) (end cars)
  • 20,800 mm (68 ft 3 in) (intermediate cars)
Width2,900 mm (9 ft 6 in)
Height3,650 mm (12 ft 0 in)
DoorsOne per side
Maximum speed130 km/h (81 mph)
Prime mover(s)SA6D140HE-2 (×2 per car)
Power output450 hp (340 kW) per engine (at 2,100 rpm)
TransmissionHydraulic
Acceleration2.0 km/(h⋅s) (1.2 mph/s)
Deceleration
  • Service: 4.6 km/(h⋅s) (2.9 mph/s)
  • Emergency: 5.2 km/(h⋅s) (3.2 mph/s)
BogiesWDT66
Braking system(s)Engine brake, electronically controlled pneumatic brakes
Safety system(s)ATS-SW, ATS-P
Track gauge1,067 mm (3 ft 6 in)
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