SNCF Class Y 7100

The Y 7100 class of small shunters originally had 210 members. The first 130 were built by Billard, with the remaining 80 by Decauville. They have the 0-4-0 ("B") wheel arrangement, 150 kW diesel engines and hydraulic transmission. They can be found all over the French network.

Class Y 7100
Y 7148 at Strasbourg
Type and origin Power type Diesel Builder Billard Decauville Build date 1958–1962 Total produced 210
Specifications Configuration: ​  • Whyte 0-4-0  • UIC B Gauge 1,435 mm (4 ft 8 ^1⁄2 in) standard gauge Driver dia. 1,050 mm (3 ft 5 in)[1] Wheelbase 3,685 mm (12 ft 1.1 in)[1] Length 9.94 m (32 ft 7 in)[2] Loco weight 32 tonnes (31 long tons; 35 short tons)[2] Fuel type Diesel Prime mover Poyaud 6PYT[2] Engine type Diesel Transmission Hydraulic
Performance figures Maximum speed 54 km/h (34 mph)[2] Power output 150 kW (200 hp)[2] Tractive effort 73 kN (16,000 lbf)[2]
Career Operators SNCF Class Y7100 Numbers Y7101–Y7310

Y 7192 was converted to mechanical transmission and renumbered as Y 7001. This locomotive was the prototype for the Y7400 class.

Operators

In addition to SNCF, VLFI have purchased four Y 7100 locomotives (numbers 7172, 7200, 7214 & 7245) from SNCF.[2] two further locos are recorded in use in the Port of Rouen (Grand port maritime de Rouen french).

Some of them are preserved by touristic railroads.

References

1. Haydock, David (1986). Motive power recognition: 5 SNCF French Railways (First ed.). Shepperton, Surrey UK: Ian Allan. ISBN 0-7110-1637-2.
2. Haydock, David (2008). European Handbook No. 4 French Railways Locomotives & Multiple Units (Fourth ed.). Sheffield, UK: Platform 5 Publishing Ltd. ISBN 978-1-902336-65-7.

External links

• Fleet list (SNCF): "Le parc matériel moteur SNCF: Y7100" (PDF). trainso.pages-perso-orange.fr. Trains du Sud-Ouest. Retrieved 21 January 2011.