R143 (New York City Subway car)
class of New York City Subway car
The R143 is a class of New Technology Train cars built by Kawasaki Rail Car Company for the New York City Subway's B Division . It operates mainly on the L line, but also operated on the J, M, and Z lines.
| R143 | |
|---|---|
_05.jpg) An R143 train on the L at Broadway Junction | |
 Interior of an R143 car | |
| In service | 2001–present |
| Manufacturer | Kawasaki Rail Car Company |
| Built at | Yonkers, New York Lincoln, Nebraska Kobe, Japan |
| Family name | New Technology Train |
| Replaced | R40/As and R42s on the L route |
| Constructed | 2001–2003 |
| Entered service | December 4, 2001 (acceptance testing) February 12, 2002 (official service) |
| Number built | 212 |
| Number in service | 212 (192 in revenue service during rush hours) |
| Formation | 53 4-car sets (2 A cars and 2 B cars) |
| Fleet numbers | 8101–8312 |
| Capacity | 240 (A car) 246 (B car) |
| Operator(s) | New York City Subway |
| Depot(s) | East New York Yard[1] |
| Service(s) assigned |  – 176 cars (22 trains)[2] |
| Specifications | |
| Car body construction | Stainless steel with fiberglass rear bonnets |
| Train length | 4 car train: 240.84 feet (73.41 m) 8 car train: 481.68 feet (146.82 m) |
| Car length | 60.21 feet (18.35 m) |
| Width | 9.77 feet (2,978 mm) |
| Height | 12.13 feet (3,697 mm) |
| Platform height | 3.76 ft (1.15 m) |
| Doors | 8 sets of 50 inch wide side doors per car |
| Maximum speed | 55 mph (89 km/h) |
| Weight | A car: 83,700 lb (38,000 kg) B car: 81,900 lb (37,100 kg) |
| Traction system | Bombardier MITRAC propulsion system, 3-Phase IGBT-VVVF two-level AC Traction Motors Model 1508C, Pulse-width modulation |
| Prime mover(s) | Electric motor |
| Power output | 150 hp (111.9 kW) per axle |
| Acceleration | 2.5 mph/s (4.0 km/(h⋅s)) |
| Deceleration | 3.0 mph/s (4.8 km/(h⋅s)) (full service), 3.2 mph/s (5.1 km/(h⋅s)) (emergency) |
| Auxiliaries | SAFT 250AH battery (B car) |
| Electric system(s) | 600 V DC Third rail |
| Current collection method | Contact shoe |
| Braking system(s) | Dynamic braking propulsion system; WABCO RT96 tread brake system; safety brakes |
| Safety system(s) | dead man's switch, tripcock |
| Headlight type | Incandescent light bulb |
| Track gauge | 1,435 mm (4 ft 8 1⁄2 in) standard gauge |
References change
- ↑ "Car/Yard Assignments" (PDF). Archived from the original (PDF) on December 5, 2019.
- ↑ "Subdivision 'B' Car Assignments: Cars Required April 27, 2020" (PDF). The Bulletin. 63 (6). Electric Railroaders' Association: 14. June 2020. Retrieved June 1, 2020.