| has gloss | eng: The British Rail Class 504 was a unique type of electric multiple unit that ran on 1200 V DC third rail with side-contact current collection. All other UK third rail has the electric "shoe" on top of the rail. The type was used only between Manchester and Bury. The units were originally built as three-car units, but overhaul at Wolverton saw the centre car removed and inserted into Class 304 sets instead. |
| has gloss | eng: The British Rail Class 504 was a unique type of electric multiple unit that ran on 1200 V DC third rail with side-contact current collection. The type was used only between Manchester and Bury. The units were originally built as three-car units. Overhaul at Wolverton saw the centre car removed and inserted into Class 304 sets instead. |
| lexicalization | eng: British Rail Class 504 |
| instance of | c/British Rail electric multiple units |
