Keikyu 2100 series
The Keikyu 2100 series (京急2100形) is a DC electric multiple unit (EMU) train type operated by the private railway operator Keikyu in the Tokyo area of Japan since 1998. It replaced the earlier 2000 series on limited-stop Limited Express (快特, Kaitoku) reserved seat services. A total of 10 8-car sets were built by Kawasaki Heavy Industries and Tokyu Car, and the first sets entered service on 28 March 1998.
| Keikyu 2100 series | |
|---|---|
Set 2173 in July 2021 | |
| Manufacturer | Kawasaki Heavy Industries (Kobe) and Tokyu Car (Yokohama) |
| Replaced | Keikyu 2000 series |
| Entered service | 28 March 1998 |
| Refurbished | 2013–2016 |
| Number built | 80 vehicles (10 sets) |
| Number in service | 80 vehicles (10 sets) |
| Formation | 8 cars per trainset |
| Fleet numbers | 2101–2173 |
| Capacity | 942 passengers |
| Operators | Keikyu |
| Lines served |
|
| Specifications | |
| Car body construction | Aluminium |
| Car length | 18 m (59 ft 1 in) (intermediate cars) 18.17 m (59 ft 7 in) (end cars) |
| Width | 2.83 m (9 ft 3 in) |
| Maximum speed |
|
| Traction system | Original: GTO–VVVF (Siemens) Current: IGBT–VVVF (Toyo Denki) |
| Traction motors | 3-phase AC induction motor |
| Power output | 190 kW (250 hp) per motor |
| Acceleration | 3.5 km/(h⋅s) (2.2 mph/s) |
| Deceleration | 4.0 km/(h⋅s) (2.5 mph/s) (service) 4.5 km/(h⋅s) (2.8 mph/s) (emergency) |
| Electric system(s) | 1,500 V DC (nominal) from overhead catenary |
| Current collector(s) | Pantograph |
| Track gauge | 1,435 mm (4 ft 8+1⁄2 in) |
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