=== Base Info ===
=== Description ===
Diesel Engine
Model | Cummins 6CTA8.3-C240 (turbocharged and charge water cooled) | Displacement | 8.3L (2.19 US Gallons) |
Power | 179kW (240HP) |
Rated RPM(Factory setting) | 2200rpm |
Drilling Capacity | BQ | 2000 m(6560 feet) |
NQ | 1600 m(5248 feet) |
HQ | 1300 m(4264 feet) |
PQ | 1000 m(3280 feet) |
Drill Head | Rotation Motor | Double Hydraulic Motor-variable |
RPM | Two Shifts/ Stepless Change 0-1100 RPM |
Ratios | 1st 8.776:12nd 2.716:1 |
Head Opener | sidewise sliding way with hydraulic drive |
Hydraulic Chuck(PQ) | Hydraulically opened, Disc Spring Clamping, Normally C Closed TypeAxial Holding Capacity of 222 400 N |
Max. Torque | 6400 N·m(4717 lbf·ft) |
Hold Diameter | 121 mm(4.76 inch) |
Max. Lifting capacity of Spindle | 220 kN(49456 lbf) |
Max. Feeding Power | 110 kN(24728 lbf) |
Primary Pump | Hydraulic pump: Axial Piston variable displacement Triplex pump for driving of rotator, winch mud pump & leveling jacks.With load sensing system. | Maker: DANFOSS 1st Pump:200LPM at 31.5MPa2nd Pump:120LPM at 28MPa3rd Pump: 102 LPM at 16MPa |
Hydraulic Tank | Capacity | 420 L (111 US Gallons) |
Capacity of Main Hoist | Hoisting Speed (single wire) | 38-70m/min(bare drum) |
Hoisting force (single wire) | 120kN(26976 lbf) |
Steel Wire Diameter | 22 mm(0.86 inch) |
Steel Wire Length | 50 m(164 feet) |
Capacity of Wireline Hoist | Hoisting Force (single wire) | 15 kN(3372 lbf) (bare drum) |
Steel Wire Diameter | 6 mm(0.24 inch) |
Steel Wire Length | 2000 m(6560 feet) |
Mast | Mast Height | 12 m(39.4 feet) |
Mast Adjusting Angle | 0°-90° |
Drilling Angle | 45º off horizontal to 90ºvertical down |
Feeding Stroke | 3800 mm(150 inch) |
Slippage Stroke | 1100 mm(59 inch) |
Feed Pull | 22000kg(48510 lb) |
Feed Thrust | 11000kg(24255 lb) |
Rod Pull | 3m or 6m(9.84feet or 19.68feet) |
Mud Pump | Type | Reciprocating Pump Triplex Plunger |
Model | BW320 |
Stroke | 110mm(4.3 inch) |
Output volume | 320,230,165,118 L/min(84.5, 61, 44, 31 US Gallons/min) |
Discharge pressure | 4.0, 5.0, 6.0, 8.0 Mpa(580, 725, 870, 1160 psi) |
Foot Clamp | Clamping Scope | 55.5-117.5 mm(2.19-4.63 inch) through hole dia. 154mm(6.06 inch) |
Others | Weight | 14500 Kg(31967 lb) |
Transport Dimensions (L × W ×H ) | 6250×2220×2500mm (246×87.4×98.42 inch) |
Transport Way | Steel Crawler |