Model | 420ST | 425S |
Weight | 5340 kg | 7070 kg |
Dimensions (LxWxH) | 6500×2280×2400 mm | 6900×2270×2210 mm |
China IV engine (standard) | Yuchai / 58 kW | Yuchai / 73.5 kW |
Rotation torque (MAX) | 5000 N.m | 5600 N.m |
Electric Motor | 55 kW | |
Drilling hole diameter | Φ90-203mm | Φ110-203mm |
DTH hammer(Standard) | 4(inch) | |
Drilling rod | Φ76×3000 mm | |
Diesel tank volume | 80 L | 105 L |
Model | 430S | 435S |
Weight | 6870 kg | 8030 kg |
Dimensions (LxWxH) | 7300×2280×3000 mm | 7300×2370×2700 mm |
China IV engine (standard) | Yuchai / 73.5 kW | |
Rotation torque (MAX) | 8000 N.m | |
Electric Motor | 55 kW | |
Drilling hole diameter | Φ110-250 mm | |
DTH hammer(Standard) | 5(inch) | |
Drilling rod | Φ76×3000 mm | |
Diesel tank volume | 105 L |