Nagoya Municipal Subway 3050 series

The Nagoya Municipal Subway 3050 series (名古屋市交通局3050形) is a rapid transit electric multiple unit (EMU) operated by the Transportation Bureau City of Nagoya on the Nagoya Subway Tsurumai Line in Japan since 1993.

Nagoya Municipal Subway 3050 series
Nagoya Municipal Subway 3050 series, August 2009
In service	1993–Present
Manufacturer	Nippon Sharyo[1]
Number built	58 cars (10 sets)
Number in service	58 cars (10 sets)
Formation	6 cars per trainset
Capacity	884
Operator(s)	Transportation Bureau City of Nagoya
Line(s) served	Tsurumai Line, Meitetsu Inuyama Line, Meitetsu Toyota Line, Meitetsu Mikawa Line
Specifications
Car body construction	Stainless steel[2]
Car length	20,000 mm (790 in)
Width	2,746 mm (108.1 in)
Height	4,090 mm (161 in)
Floor height	1,100 mm (43 in)
Doors	4 pairs per side
Maximum speed	100 km/h (62 mph)
Traction system	Variable frequency (GTO)
Acceleration	3.0 km/h/s
Electric system(s)	1,500 V DC[1]
Current collection method	Overhead line
Braking system(s)	Brake-by-wire regenerative brakes
Safety system(s)	ATC and Meitetsu ATS
Track gauge	1,067 mm (3 ft 6 in)

Design

Like other modern cars on the Nagoya Subway lines, the 3050 series uses a variable-frequency drive controller to convert DC current to AC current to power a squirrel cage motor.[2]

Formation

The trainsets are formed as follows.[2][1]

(Left is toward Toyotashi Station and Akaike Station and right is toward Kamiotai Station and Inuyama Station)

Car No.	1	2	3	4	5	6
Designation	Mc1	T1	M'	T2	M	Tc
Numbering	3150	3250	3350	3450	3750	3850
Weight (t)	36.0	28.0	34.0	25.0	35.0	30.0
Capacity Total/seated	138/46	152/54	152/54	152/54	152/54	130/46

One set was formed by using two surplus 3000 series cars.[3]

Car No.	1	2	3	4	5	6
Designation	Mc1	T1	M1	M2	M	Tc
Numbering	3159	3259	3706	3806	3759	3859

• 
  Former 3000 series car 3806 included in a 3050 series set, February 2006

References

1. 名古屋市交通局3050形 [Nagoya City Transportation Bureau 3050 Series]. Subway Rolling Stock (in Japanese). Nippon Sharyo. Retrieved 16 November 2010.
2. 3050形（鶴舞線）の主要緒元 [3050 series (Tsurumai Line) technical details]. Rolling stock guide (in Japanese). Transportation Bureau City of Nagoya. Retrieved 16 November 2010.
3. 私鉄車両編成表 2010 [Private Railway Rolling Stock Formations - 2010]. Japan: JRR. August 2010. p. 87. ISBN 978-4-330-15310-0.

External links

• Nagoya Transportation Bureau's technical details about the 3050 series (in Japanese)
• Nagoya Transportation Bureau's description of the 3050 series (in Japanese)
• Manufacturer's description of the 3050 series (in Japanese)