Hydraulically Operated Crawler Drill JRD Model SP-300 is specially designed for Solar Power Projects for drilling foundation holes Dia300mm to Dia350.The above Rig is provided with Heavy Duty Rotary Head for Auger Drilling and DTH Drilling, The Main Frame is provided with four Hydraulic Jacks for leveling , Heavy Duty Undercarriage and Controls are grouped for convenient Operation.
| Mode of Drilling | Down the Hole Air Hammer |
|---|---|
| Hole Diameter | 200mm ~ 350mm (8” ~ 13¾”) |
| Drill Pipe Diameter | 168.3mm ( 6”) |
| Drill Pipe Length | 3mtrs. (10ft) |
| Type of Feed | Hydraulic Cylinder Over Wire Rope , Reeving Ratio 3:1 |
| Feed Force | 90kN |
| Engine Output | 124H.P@1500rpm |
| Recommended Air Compressor Working Pressure | 21Bar |
| Free Air Delivery | 1100CFM |
| Weight approx. | 12,500kg (27,558 lb) |
