DD18 | DD25 | DD32 | DD40 | DD53 | DD63 | |||
Cylinder weight | kg | 1800 | 2500 | 3200 | 4000 | 5300 | 6300 | |
Max cylinder stroke | mm | 2100 | 2300 | 2800 | 3000 | 3000 | 3000 | |
Frekuency | per/min | 45-50 | 42-50 | 40-50 | 30-50 | 30-50 | 30-50 | |
Max. Energy | kJ | 37 | 58 | 88 | 120 | 158 | 190 | |
Oil consumption | ltr/hour | 6.9 | 10 | 12 | 14 | 16 | 18 | |
Cylinder bore | mm | 290 | 370 | 410 | 450 | 510 | 550 | |
Reduction ratio | 22 | 22 | 22 | 22 | 22 | 22 | ||
Hammer mass | ton | 3.125 | 4.2 | 5.35 | 7.32 | 9.8 | 11.5 | |
Guide type | Chanel pipe | Chanel pipe | Chanel pipe | Pipe | Pipe | Pipe | ||
Guide distance | mm | 360/330 | 360/330 | 360/330 | 360/330 | 360 | 360 |