| WC-12 | WC-18 | WC-30 |
| 1850×1100×1100 | 1850×1150×1100 | 1950×1200×1300 |
| 400 | 420 | 500 |
| 300 | 320 | 440 |
| 6 | 8 | 12 |
| 7-8cbm/h | 8-9cbm/h | 650kg/h |
| 1080rpm | 1080rpm | 1080rpm |
| Self-powered 12hp Diesel Engine | Self-powered 18hp Diesel Engine | Self-powered 30hp or 30hp EC/EPA Diesel Engine |
