APT-P trailer rake test train

The first trailer rake from Derby C&W was tested and commissioned without a power car. Instead Test Service Car No:9 was converted to represent a power car. It generally ran from Derby on a circular trip to Sheffield and back each day.

The trailer rake was commissioned separately 'off the wires' with Test Service Car 9 masquerading as an APT power car

Author's collection

The trailer rake test train heading south at Chesterfield in the summer on 1978. Test Service Car 9 is marshalled behind the locomotive

This train would run four circular trips each day from Derby as outlined in the test plan below

Phil Sangwell

The trailer rake test train is included on the plan - 180 miles a day with a maximum speed of 80 mile/h - probably limited by the motive power

Author's collection

The trailer rake test train passing Toton TMD on 29th September 1980

Colin Burnham 

A view from the rear of the trailer rake test train passing Toton TMD on 29th September 1980

Colin Burnham 

The trailer rake test train on what looks like a transit move - note the brake van at the rear

Unknown

The trailer rake test train hauled by a class 40 at an unknown location

Unknown

Passing Chesterfield hauled by a prototype HST power car

Unknown

Entering Preston with an additional vehicle in the formation, probably en route to Shields Depot in Glasgow

Richard Thompson courtesy Online Transport Archive

Test train formation

A diagram of the converted test vehicles within the APT trailer rake test train

Author's collection

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