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#3053

British Rail Class AM1

🇬🇧 United Kingdom ·built by Metro-Cammell· from 1952· class of electric multiple unit train

what is it?

Class AM1 was allocated to the prototype AC electric multiple units, converted from fourth-rail DC electric stock in 1952 and used on the Lancaster/Morecambe/Heysham route. This route had been electrified by the Midland Railway at 6.6 kV, 25 Hz AC. These were withdrawn in 1952 and the service reverted to steam haulage. The line voltage was changed to 6.6 kV at 50 Hz in 1953 and the AM1s were introduced.

who runs it

fun facts

  • First built 74 years ago, in 1952.
  • Served for 14 years (1952–1966).

multiple unit: A self-propelled train: motors are spread under the passenger cars, so no separate locomotive.

spec sheet

built
1952
in service from
1952
retired
1966
status
retired
number built
—
kind
multiple unit
traction
electric
origin
🇬🇧 United Kingdom
builders
Metro-Cammell
operators
London and North Western Railway, London, Midland and Scottish Railway, British Rail
top speed
—
power
—
gauge
1,435 mm standard gauge
electric system
6.6 kV 50 Hz OHL
formation
Driving motor + trailer + driving trailer

From the Wikipedia infobox and Wikidata. Blank means the sources don't say.

Sources: Wikidata Q4970878, Wikipedia: British Rail Class AM1 (CC BY-SA 4.0).Updated 2026-10-25.

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