SNCF Class Z 27500

Z 27500 (ZGC)
Z 27883 in the TER Languedoc-Roussillon livery at Milhaud station
In service	2005–present
Manufacturer	Bombardier Transportation
Built at	Crespin
Family name	Autorail à Grande Capacité
Replaced	Z2 (Z 7300, Z 7500, Z 9500, Z 9600, Z 11500) and RIO, RRR cars
Constructed	2005–2010
Entered service	2005
Number built	211
Number in service	211 trainsets (As of December 2013)
Formation	3 or 4 cars per trainset articulated (M1+R1(+R2)+M2)
Fleet numbers	Z 27501/2–27949/50
Capacity	140 + 20 folding seats† 194 + 26 folding seats*
Operators	SNCF
Lines served	TER
Specifications
Train length	57.4 m (188 ft 4 in)† 72.8 m (238 ft 10 in)*
Car length	21 m (68 ft 11 in) (end car) 15.4 m (50 ft 6 in) (intermediate cars)
Width	2.95 m (9 ft 8 in)
Height	4.02 m (13 ft 2 in)
Wheel diameter	840 mm (33 in)
Wheelbase	2,700 mm (110 in) (motorised bogie) 2,800 mm (110 in) (trailer bogie)
Maximum speed	160 km/h (99 mph)
Weight	124.7 t (122.7 long tons; 137.5 short tons)† 152.6 t (150.2 long tons; 168.2 short tons)*
Traction system	Bombardier MITRAC IGBT–VVVF
Traction motors	4 × 325 kW (436 hp) 3-phase AC induction motor
Power output	1,300 kW (1,700 hp)
Transmission	4.68 : 1 gear ratio (2-stage reduction)[1]
Electric system(s)	Overhead line:     25 kV 50 Hz AC     1,500 V DC
Current collector(s)	Pantograph
UIC classification	Bo′+2′(+2′)+2′+Bo′
Safety system(s)	Crocodile and KVB
Coupling system	Scharfenberg type, from Dellner
Multiple working	Z 27500, B 81500, B 82500
Track gauge	1,435 mm (4 ft 8+1⁄2 in) standard gauge
Notes/references
† 3 car train, * 4 car train.[2][3][4][5]

The Z 27500 is a type of dual-voltage electric multiple unit trainset for the French National Railway Company (SNCF) intended to the TER network (French commuter rail).^[2]

The train is the electric variant of Bombardier AGC, often referred to as ZGC. It the most important fleet of all other AGC variants.^[2] It is capable of operating on a 1,500 V DC or 25 kV 50 Hz AC electricity supply.

A total of 211 trainsets have been built by Canadian conglomerate Bombardier at its factory in Crespin (near Valenciennes, France) since 2005. The first set (Z 27503/27504) was placed into regular passenger service on 24 March 2005, for the Basse-Normandie region.