Osaka Municipal Subway 70 series
 |
| Osaka Municipal Subway 70 series | |
|---|---|
 Osaka Municipal Subway 70 series in revised livery at Kadoma-minami Station, March 2012 | |
| In service | 1990–present |
| Manufacturer | Kawasaki Heavy Industries, Kinki Sharyo, Nippon Sharyo, Alna Kōki |
| Constructed | 1990–1997 |
| Entered service | 1990– |
| Refurbished | 2011– |
| Number built | 100 cars (25 sets) |
| Number in service | 100 cars |
| Formation | 4 cars per trainset |
| Capacity | 380 |
| Operators | Osaka Municipal Subway (1990-2018) Osaka Metro(2018-) |
| Depots | Tsurumi |
| Lines served | Nagahori Tsurumi-ryokuchi Line |
| Specifications | |
| Car body construction | Aluminium |
| Train length | 62,800 mm (206.0 ft) |
| Car length | 15,800 mm (51.8 ft) (end cars) 15,600 mm (51.2 ft) (intermediate cars) |
| Height | 2,150 mm (7.05 ft) |
| Doors | 3 pairs of sliding doors per side |
| Maximum speed | 70 km/h (43 mph) |
| Weight | 102 tonnes |
| Traction system | Variable-frequency |
| Traction motors | Linear motors |
| Power output | 800 kW (1,073 hp) |
| Acceleration | 2.5 km/h/s |
| Deceleration | 3.5 km/h/s (service) 4.5 km/h/s (emergency) |
| Electric system(s) | 1,500 V DC |
| Current collector(s) | Pantograph |
| Braking system(s) | Electric commanding |
| Safety system(s) | CS-ATC, ATO |
| Track gauge | 1,435 mm (4 ft 8+1⁄2 in) |
The Osaka Municipal Subway 70 series (大阪市交通局70系) is a rapid transit electric multiple unit (EMU) train type operated by Osaka Municipal Subway on the Nagahori Tsurumi-ryokuchi Line in Japan.
The 70 series was among the earliest trains in Japan to use linear motors, and is capable of driverless operation.
Refurbishment
The 1st batch of 70 series trains (sets 01-13) is scheduled to undergo major refurbishment, with set 13 the first refurbished set to re-enter service on March 4, 2011.[citation needed] The refurbishment will include the fitting of new linear motor traction systems, a new 3-colour LED display system above passenger doors, new LCD passenger information monitors, lower hand grips, a yellow line printed on passenger doors and new train car number indicators on the exterior similar to those seen on the 30000 series and the refurbished 25 series trains.
