All centre cars with brake vans were second class, so numbered in the 2xx series.
DU 201
Class 108
TBS
Diagram BR 546
DU 202
Class 101
TBS
Diagram BR 626
DU 203
Class 101
TBS
Diagram BR 627
DU 204
Class 104
TBS
Diagram BR 584
DU 205
Class 124
TBS
Diagram BR 579