Class 31

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Class 31 Details:
Introduced: 1957-62
Engine: English Electric 12 cyl 12SV of 1470 b.h.p.
Weight: 109 tons
Brake Force: 49 tons
Maximum Tractive Effort: 42000lb
Transmission: Four Brush traction motors, single reduction drive
Driving Wheel Diameter: 3'7"
Route Availability: 5
Maximum Speed: 80mph (some) 90mph rest
Coupling Code 31/0: Red Circle
Coupling Code 31/1&31/4: Blue Star
Class 31/4 Details:
All refurbished and equipped for one-man operation.
Maximum Tractive Effort: 39500lb
Route Availability: 6
Maximum Speed: 90mph
Class 31/5 Details:
Maximum Speed: 60mph
Class 31/6 Details:
ETS through wiring and controls