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: 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 |