| Description | Model |
| ACDR200 | |
| Capacity of Core Drilling | 200 m |
| Under Carriage | Triple Grouser Under Carriage with Travel Devices, Rig, Triplex Mud Pump and Engine |
| Prime Mover Engine Rated Power |
102 Hp or any other equivalent |
| Mounting Structure | Platform with electrically welded steel structure |
| Mast Assembly -Mast Overall Length -Rotary Head Travel -Centralizer Opening Note: Dumping system shall be provided for angle drilling |
Sturdy structural channel type structure electrically welded. 6000 mm 3800 mm 8" Raising and lowering by Hydraulic Cyclinder |
| Feed System -Feed Cylinder Size and Stroke -Pull Back -Pull Down -Hoisting Speed -Receving Ratio |
Feed and Hoist actuation: Pulley, wire rope and Hydrualic Cylinder. Dia 125 mm x Dia 70 mm x 1350 mm long 7500 Kgf 5400 Kgf 35 m/min 1:3 Having adequate travel to handle drill pipes and casing pipes up to 3 m long. Feed system consists of Hold Back arragement to control limit weight on bit, rapid and slow feed arrangement to suit variable ground condition |
| Rotary Head Assembly (Top Head Drive) -Troque -Rotation Speed |
Fabricated steel body 30-60 Kg-m 0-1200 rpm 80 Kg-m - 250 Kg-m 0-500 Rpm (The RH unit travels on Mast Assembly to absorb sudden shock loads encountered during drilling operation) |
| Hydrulics -Max Operating Pressure -Hydraulic Tank Capacity -Filteration (Nom) - Return Line |
210 Kg/cm² 400 Liters 10/25 Microns |
| Cooling | Fan type oil to air |
| Control Panel | All necessary control and monitoring valves and gauges are installed at control panel located nearer to drilling point for driller convenience |
| Stabilizer Cylinder Bore Diameter Stroke No. of Jacks |
Hydraulic operated jack 100 mm 610 mm 4 Nos. The above jacks provided with 'Reverse Flow Restricted' valves to ensure safe operation. Two rear jacks are operated with two separate valves and two front jacks are operated with single valve. |
| Rod Clamp (Foot Clamp) Cylinder Bore Diameter Stroke |
The Drill Rig is equipped with hydraulic operated rod clamp for holding the Core Drill Pipes up to HQ. 100mm 50mm |
| Mast Raising Cylinder Cylinder Bore Diameter Stroke |
For raising and lowering the Mast Assembly 100mm 800mm |
| Triplex Mud Pump Max. Flow Max. Pressure |
Hydraulically operated triplex water injection pump for injecting water/Foam with Necessary piping and flow control valves. 140 Liter/min 70 Kg/cm² |
| Wire Line Winch Bare Drum Pull Wire Rope Length Wire Rope Diameter |
Hydraulically operated Winch to handle the Drill Pipes, tools and other accessories 500 Kgf 225 m 5 mm |
| Main Winch Bare Drum Pull Wire Rope Wire Rope Length |
Hydraulically operated Winch to handle the Drill Pipes, tools and other accessories. 3 Ton 14 mm 20 m |
| Note: In view of continuous R&D and product improvement programme all specification, features etc. are aubjected to amendments without piror notice. Accurate Drills can be supplies in cutom-buikt models in various configurations and mounting features to suit special requirements. | |