Diesel locomotives List of British Rail modern traction locomotive classes
1 diesel locomotives
1.1 small shunters: under 300 hp
1.2 large shunters: 300–799hp
1.3 type 1 locomotives: 800 - 1000hp
1.4 type 2 locomotives: 1001 - 1499hp
1.5 type 3 locomotives: 1500–1999hp
1.6 type 4 locomotives: 2000–2999hp
1.7 type 5 locomotives: on 3000hp
diesel locomotives
the 1955 diesel locomotive classes given in brackets applicable.
a large number of different shunter types purchased british rail , predecessors, many of withdrawn prior introduction of tops. tables below attempt list different types , different classifications used describe them possible:
small shunters: under 300 hp
shunter classes listed 1955 class, puts tops classes in ascending order, , puts 1948 , 1962 classes in ascending order. unclassed shunters placed @ start of table; tops class 07 has been placed 1962 class in logical place.
relation between tops, 1948, 1955 , 1962 classes, , 1948, 1957 , tops numbers:
large shunters: 300–799hp
relation between tops, 1948, 1955 , 1962 classes, , 1948, 1957 , tops numbers:
type 1 locomotives: 800 - 1000hp
relation between tops, 1948, 1955 , 1962 classes, , 1948, 1957 , tops numbers (unless otherwise given):
type 2 locomotives: 1001 - 1499hp
locomotive class listed tops class. locomotives tops classes 24 , 26 have original sub-classes shown, each wholly comprised locomotives distinct 1962 class. class 21 (ii) has sub-classes shown these superficially similar mechanically different types grouped single class.
relation between tops, 1948, 1955 , 1962 classes, , 1948, 1957 , tops numbers (unless otherwise given):
type 3 locomotives: 1500–1999hp
relation between tops, 1955 , 1962 classes, , pre-tops , tops numbers (unless otherwise given):
type 4 locomotives: 2000–2999hp
type 5 locomotives: on 3000hp
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