Osaka Municipal Subway New 20 series

Last updated

Osaka Municipal Subway New 20 series
In service1990–present
ManufacturerAlna Kōki, Hitachi, Kawasaki Heavy Industries, Kinki Sharyo, Nippon Sharyo, Tokyu Car Corporation
Replaced 30 series
Constructed1990–1998
Refurbished2011–
Number built572 vehicles
Number in service572 vehicles
Formation10 cars per trainset (21 series)
6 cars per trainset (22/23/24/OTS series)
4 cars per trainset (25 series)
Operator(s) Osaka Municipal Subway (1990-2018)
Osaka Metro(2018-)
Depot(s)Nakamozu (21 series)
Dainichi (22 series)
Midorigi (23 series)
Morinomiya (24/25/OTS series)
Line(s) served
Specifications
Car body construction Stainless steel
Train length187,400 mm (614.8 ft) (21 series)
112,600 mm (369.4 ft) (22/23/24/OTS series)
75,200 mm (246.7 ft) (25 series)
Car length18,900 mm (62 ft 0 in) (end cars)
18,700 mm (61 ft 4 in) (intermediate cars)
Width2,890 mm (9 ft 6 in) (end cars)
2,880 mm (9 ft 5 in) (intermediate cars)
Height3,745 mm (12 ft 3 in)
Doors4 pairs of sliding doors per side
Maximum speed95 km/h (60 mph) (24 series; Kintetsu Keihanna Line)
70 km/h (45 mph) (other series)
Traction system Variable-frequency
Traction motors Four 140 kW (190 hp) traction motors per motor car
Power output560 kW (750 hp) per motor car
Acceleration 3.0 km/h/s (21/24 series)
2.5 km/h/s (other series)
Deceleration 3.5 km/h/s (4.5 km/h/s emergency)
Electric system(s) 750 V DC
Current collection method Third rail contact shoes
Braking system(s) Electric commanding brake with regenerative brake
Safety system(s) WS-ATC (21/22/23/24/OTS series)
WS-ATC, CS-ATC, ATO (25 series)
Track gauge 1,435 mm (4 ft 8 12 in)

The Osaka Municipal Subway New 20 series (大阪市交通局新20系) is a rapid transit electric multiple unit (EMU) train type operated by Osaka Municipal Subway in Japan since 1990.

Contents

Variants

Formation

Trains are formed as follows. [1]

21 series

Car No.12345678910
DesignationTec2Ma2Mb2TT'Ma1'TbpMb1Ma1Tec1
Numbering219xx212xx213xx215xx218xx214xx217xx211xx210xx216xx

Car 6 is designated as a women-only car (Weekday only).

22/23/24/OTS series

Car No.123456
DesignationTec1Mb1'T'Mb2Ma2Tec2
Numbering260021002800230022002900

22 series car 3 is designated as a women-only car (Rush hour only).

25 series

Car No.1234
DesignationTec1Mb1'Mb2Tec2
Numbering256xx251xx253xx259xx

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References

  1. 私鉄車両編成表 2016[Private Railway Rolling Stock Formations - 2016] (in Japanese). Japan: Kotsu Shimbunsha. 25 July 2016. pp. 154–156. ISBN   978-4-330-70116-5.