| English | eng-000 |
| assistant locomotive | |
| 普通话 | cmn-000 | 辅助机车 |
| dansk | dan-000 | forspandsmaskine |
| English | eng-000 | booster locomotive |
| English | eng-000 | helper |
| English | eng-000 | helper engine |
| English | eng-000 | pilot locomotive |
| British English | eng-005 | assistant locomotive |