D250-22
Overview
| Energy per blow | 331,903 lb f |
| Impact weight (piston approx.) | 55,050 lb |
| Number of blows | 36-50 bpm |
| Batter piling forward & backward | up to 1:2 |
| Fuel consumption | 19 gal/hr |
| Oil consumption | 1.53 gal/hr |
| Approx weights: | |
| Hammer | 106,467 lb |
| Tripping device | 3,964 lb |