This specific configuration is for a commuter train, but similar trains (which can be coupled to other sets) are used on long distance routes in the UK. As I s

This specific configuration is for a commuter train, but similar trains (which can be coupled to other sets) are used on long distance routes in the UK. As I said, the UK isn't really high speed compared to Europe. Other than the Eurostar line/HS1, all other lines throughout the UK are limited to 140mph (225km/h) or less.