LNER Class Y11

LNER Class Y11 was a class of petrol powered 0-4-0 locomotives built by Motor Rail & Tram Car Company Limited under their Simplex brand and introduced in the years 1919–1925 for the London and North Eastern Railway (LNER). Their British Railways numbers were 15097–15099.

LNER Class Y11
Type and origin
Power typePetrol-mechanical
BuilderMotor Rail & Tram Car Co. Ltd.
ModelSimplex
Build date1919, 1920, 1925
Specifications
Configuration:
​
 • Whyte0-4-0
 • UICB
Wheel diameter3 ft 1 in (0.940 m)
Loco weight8 long tons (8.1 t)
Prime moverDorman 4JO
Engine typePetrol
TransmissionMechanical, two-speed Dixon-Abbot, chain final drive
Loco brakeAir
Train brakesNone
Performance figures
Top speed7.2 mph (11.6 km/h)
Power output40 hp (30 kW)
Tractive effort3,750 lbf (16.7 kN)
Career
Railroad(s)Great Eastern Railway, North British Railway, London and North Eastern Railway, British Railways
Number in class3
Axle load classRoute Availability: 1
Retired1950–1956
DispositionUnknown


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