British Rail Class 252

British Rail Class 252
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Prototype HST 252 001 at Weston-super-Mare in 1975.
ManufacturerBREL Crewe
Constructed1972
Number built1 trainset
Number in service0
FormationTwo power cars flanking 10 Mark 3 coaches
Fleet numbers252 001
Operator(s)British Rail Western Region
Specifications
Maximum speed125 mph (201 km/h)
Prime mover(s)Paxman Valenta 12RP200L, 2 off
Track gaugeScript error: No such module "Track gauge".Script error: No such module "TemplatePar".
Template:Ensure AAA contrast ratio
File:BR Mk3 12000.jpg
One of the first Mk3 coaches No:E12000 to be delivered to RTC, Derby in the summer of 1972

Class 252 was the classification allocated to the prototype High Speed Train unit, numbered 252001.