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The reference for locomotives and railcars

Paris-Lyon-Méditerranée 140 A

French State Railway 5-140 J

France 1923 170 produced
In September 1958 at Besançon-Viotte Ben Brooksbank CC BY-SA 4.0

Among the many Consolidations of the PLM, the 140 A was one of the types with larger drivers of 1,650 mm for mixed traffic on mountainous lines. As opposed to the earlier 140 E that was a four-cylinder compound, the 140 A was a two-cylinder simple. It featured a boiler with a Belpaire firebox and a Schmidt superheater. The blast pipe was of the cloverleaf type and the valve gear was of the Walschaerts type.

120 were built by Schneider at Creusot in 1923 and 1924, followed by a second batch of 50 built by Homécourt at Saint-Chamond in 1925. Most had three-axle tenders with a water capacity of 16,000 or 20,000 liters, but a few had four-axle bogie tenders with 28,000 liters. They were used on virtually all lines of the PLM network and when SNCF was founded in 1938, they were designated 5-140 J. The last ones were withdrawn in 1964.

Technical data

General

Built
1923-1925
Manufacturers
Schneider, Homécourt
Wheel arrangement
2-8-0 (Consolidation)
Gauge
1,435 mm (Standard gauge)

Dimensions and weights

Length loco
13.41 m
Wheelbase
8.73 m
Empty mass
66 t
Service mass
72 t
Adhesion mass
60.9 t
Rigid wheelbase
6.13 m
Water capacity
20,000 l

Boiler

Grate area
3 m²
Firebox surface
16.3 m²
Tube heating surface
123.16 m²
Evaporative heating surface
139.46 m²
Superheater surface
44.49 m²
Total heating surface
184.0 m²

Power plant

Driver diameter
1,650 mm
Boiler pressure
14 bar
Expansion type
simple expansion
Cylinders
two, 580 x 650 mm

Power

Power source
steam
Estimated power
950 kW (1,292 PS)
Top speed
85 km/h
Starting effort
157.7 kN

Calculated values

Factor of adhesion
1 : 3.79
Optimal speed
37 km/h
Power-to-weight ratio
13.2 kW/t
Heating Surface Equivalent
309.9 m²
Cylinder volume/HSE
1 : 1,108.18
Adhesive weight/Total
1 : 1.18
Tractive force/Heating surface
1 : 17.90
Grate area/Heating surface
1 : 61.32
Firebox/Tube surface
1 : 7.56
Total/Superheater
1 : 3.13
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