APT Configurations

APT-E (Experimental)

See www.APT-E.org for more photographs and information about the Experimental Advanced Passenger Train (APT-E), including how to join the APT-E Conservation & Support Group at Locomotion the NRM at Shildon.

APT-P (Pre-Production Prototype)

Three of these prototype trains were built, together with a spare Driving Trailer Second SD3 and Trailer Brake First FV3.

APT-D (Development)

The InterCity Development Train (APT-D) was used in the design of the Mark 4 coaching stock. APT-P Second Class trailer vehicle 48204 being modified to have non-articulated bogies and was located between the Trailer Brake First and Power Car.

Proposed Versions

APT-P

200 km/h 1+11 low-powered version

Alternative formation
FD3 - F2 - FK2 - FV3 - eP4 - SV3 - SG2 - S2 - SG2 - S2 - SG2 - SD3

250 km/h 2+12 high-powered version

Alternative formation
FD3 - F2 - FK2 - FV3 - eP4 - eP4 - SV3 - S2 - SG2 - S2 - SG2 - S2 - SG2 - SD3

250 km/h 2+14 stretched version

Alternative formation
FD3 - F2 - FK2 - F2 - FV3 - eP4 - eP4 - SV3 - SG2 - S2 - SG2 - S2 - SG2 - S2 - SG2 - SD3

APT-Q

APT-R

APT-S

APT-T

APT-U

APT-V

Non-tilting 'Electric HST', with tilting non-articulated coaches.

NOTE: Powered axles are shown flashing.

See also APT-P Designations (Rakes, Sides, Ends, Axles & Bogies).

For more detailed information on actual, proposed and a few 'Flights of Fancy' APT formations see –

© R G Latham 2022.