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The History of First Generation DMUs


The Railcar website provides information on the British Railways first generation DMUs (a.k.a. diesel multiple units / railcars) introduced in the 1950s.

The content of this website

The six key sections of the website are:

  • Types - looks at each type of DMU in detail
  • Topics - features articles on different aspects of the vehicles and personal recollections
  • Technology - describes the technical details of how they work
  • Data - various lists of numerical details
  • Images - galleries featuring DMUs
  • In Print - details the books and other printed materials made available over the years that have relevance

Details of railcars in preservation can be found on The Railcar Association website.


Date on DMUs

Vehicle / Set Data

To view details of a particular vehicle or set enter the number below:

       

DMU Images Wanted!

Do you have photos of First Generation DMUs? The more images we have the better we can tell the DMU story and make it more useful to visitors. Images can be loaded directly onto the site - just register as a user and upload! Alternatively if you have images on flickr or another website I can do the uploads for you - just let me know.


Scope

This website contains details about the First Generation DMUs. This includes the 4-wheel diesel railbuses, ACV / BUT railcars, the Battery Multiple Unit (BMU) and Blue Pullmans. It covers the period from their introduction to British Railways in the 1950s till their withdrawal and disposal from main-line use, but NOT preservation.

Because of the vast amount of data that this covers and the amount of information I have still to process I cannot include the DEMUs introduced on the Southern Region in the same era, nor Second Generation or later types.


Updates

November 7th

A Training / Fault Finding booklet has been added from the London Midland Region dated April 1967.

October 31st

Added to the headcode pages are the Scottish Region pages from June 1965.

October 24th

Two new operation/timetable pages have been started: Walsall - Dudley; and Glasgow - Ardrossan.

October 10th

Two documents on electrical systems have been added to the Training Manual section, one on Auxiliary Circuits (1.5mb PDF), and one on Alternators (3.3mb PDF).

October 3rd

Added to the headcode pages are four more sections from Western Region working timetables.

September 5th

Some new operation/timetable pages have been started: Sheffield - Doncaster; Birmingham New Street - Wolverhampton High Level; Leeds - Barnsley; Glasgow - Hamilton Circle; and Paignton - Exmouth.

August 29th

A look at the Rocket 150 DMU Shuttles for the 1980 event at Rainhill.

August 22nd

Added to the headcode pages are some of those used on the Western Region.

August 15th

Some new operation/timetable pages have been started: March - Wisbech - Kings Lynn; Liverpool - Gateacre; Leeds - Bradford Forster Square; Edinburgh - Dunbar; and West Drayton - Uxbridge.

August 8th

Added to the document archive is a 1964 Scottish Region Fault Finding booklet.

Latest Images:

107 DMU at Midcalder

Class 107 set 152 calls at Midcalder ( renamed Kirknewton in 1982 ) with an Edinburgh - Glasgow Central via Shotts working in May 1980 . John Clark.

101 DMU at Aberdovey

Aberdovey, Cardigan Bay, on 23 July 1984, finds two Metro Cammell units passing en route to Barmouth. Note the road, railway, golf course and sea combination. Colin Kirkwood.

120 DMU at Aberdovey

A Cross Country Class 120 DMU, with a Class 101 centre car, arriving at Aberdovey on a beautiful summer’s day on 23 July 1984. Colin Kirkwood.

107 DMU at Elderslie

A Derby triple DMU entering Elderslie at speed on 21 December 1963, probably heading for Largs. Still sporting whiskers! Colin Kirkwood.

derby-lightweight DMU at Keswick

A Derby Lightweight DMU is pictured at Keswick on 9 April 1955, while en route from Carlisle to Workington. Colin Kirkwood.

View More Recent Images...

On This Day:

126 DMU at Glasgow Central

A mixed livery Class 126 enters Glasgow Central in the fading light on the 10/11/77. Ian Francis.

127 DMU at near Millbrook

Rattling to Bedford. The electrification masts herald the demise of the worn out class 127 units between St Pancras and Bedford. Another journey for this unit to Bedford was photographed near Millbrook on the 10th November 1979. Geoff Dowling.

103 DMU at Long Rock, Penzance

The Park Royal Viaduct Inspection Unit (50397 + 975228) at Long Rock, Penzance, on 10 November 1974. Roger Geach.

108 DMU at Swansea

51919 + 52048 at Swansea on 10/11/90 with the 12:25 to Milford Haven. Sparegang.

101 DMU at Doncaster

A two-car Class 101 stands at Doncaster working the 11:28 service to Sheffield on 10 November 1990. Closest is DMBS 51188 allocated to Neville Hill but carrying set number 82 from a previous allocation to Norwich. Brian Creasey.

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