Comeng (train)

Comeng
Comeng
	Alstom refurbished Comeng 667M in Metro livery
	Interior of EDi Stage 2 refurbished Comeng 434M
In service	1981–present
Manufacturer	Commonwealth Engineering
Built at	Dandenong
Replaced	Tait, Harris
Constructed	1981–1988
Entered service	28 September 1981
Refurbished	Alstom & EDi Rail (2000–2003); UGL Rail (2017–2021);
Scrapped	2021–
Number built	570 carriages (190 sets)
Number in service	342 carriages (114 sets)
Number scrapped	224 carriages
Successor	HCMT and X'Trapolis 2.0
Formation	3-car sets (M–T–M)
Fleet numbers	301M–468M, 471M–554M, 561M–680M, 691M–698M; 1001T–1084T, 1086T–1127T, 1131T–1190T, 1196T–1199T;
Capacity	210 seated, 765 crush load per 3-car unit
Operators	Metro Trains Melbourne (2009–present) Previous: VicRail (1981–1983) ; The Met/MTA (1983–1989) ; The Met/PTC (1989–1999) ; M>Train (1999–2004) ; Connex (1999–2009) ;
Depots	All Metro Trains depots
Lines served	Craigieburn Upfield Sunbury; Frankston Werribee Williamstown; Flemington Racecourse; Sandringham;
Specifications
Car body construction	Stainless steel
Train length	71.2 m (233 ft 7+1⁄8 in)
Car length	24 m (78 ft 8+7⁄8 in) (motor carriages); 23.2 m (76 ft 1+3⁄8 in) (trailer carriages);
Width	3.05 m (10 ft 1⁄16 in)
Height	3,835 mm (12 ft 7 in)
Maximum speed	115 km/h (71 mph)
Weight	141 t (139 long tons; 155 short tons) (max)
Traction system	Resistance control (301M–468M, 471M–554M, 561M–680M); Chopper control (691M–698M);
Acceleration	0.8 m/s2 (2.6 ft/s2)
Deceleration	0.9 m/s2 (3.0 ft/s2)
Electric system(s)	1,500 V DC (nominal) from overhead catenary
Current collector(s)	Pantograph
Braking system(s)	Westinghouse Westcode tread brakes (first order); Knorr-Bremse disc brakes (second order);
Coupling system	Scharfenberg
Track gauge	1,600 mm (5 ft 3 in) broad gauge

The Comeng train (/ˈkɒmɛndʒ/ KOM-enj) is a type of electric multiple unit (EMU) that operates on the suburban railway network of Melbourne, Victoria, Australia. Built by Commonwealth Engineering (Comeng) in Dandenong, they were introduced in 1981 as a replacement for the Tait and Harris trains. In total, 570 carriages (380 motor cars and 190 trailer cars, a total of 95 six carriage sets) were built.

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