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KLR 400 Meters DTH/Rotary Drill Rigs
Technical Specifications of KLR 400 Meters DTH/Rotary Drill Rig
Descriptions Units
F.P.S. Metric
Drill Hole Size 6.5 inch 165 mm
Drill Rod Size 4.5 inch 114 mm
Max. Depth
(Under favourable drilling conditions)
1312 feet 400 mtrs.
Centraliser Opening 16 ft. 406 mm
R.H. Travel 23 feet 6900 mm
Rotary Head
Max. Speed 0-125 rpm 0-125 rpm
Max. Torque 44000 inch-lbs 506 kgf.m
Drive Motor Type Orbit Motors Orbit Motors
Type of Lubrication Forced Lubrication Forced Lubrication
Feed System
Pull Back Capacity 31020 lbf. 14074 kgf.
Pull Down Capacity 21551 lbf. 9621 kgf.
Pull Back Speed 164 fpm. 50 mtr/min.
Hydraulic System
Max. Operating Pressure 3500 psi 210 bar
Filtration (Nom), Return 25 Microns 25 Microns
Tank Capacity (Open loop) 172 gallons 650 litres
Prime Mover
Engine Power 180 HP @ 2400 rpm 180 HP @ 2400 rpm
Auxiliary System Water Injection Pump
Max. Pressure 600 psi. 42 bar
Max. Flow 26.4 gpm. 100 lpm.
Type of drive Hydraulic Hydraulic
Water Tank Capacity 70 gallons 300 litres
Type Hydraulically actuated Hydraulically actuated
Cylinder Bore 5 inch 127 mm.
Stroke 24 inch 610 mm.
Quantity 4 4
Breakout Wrench
Actuation Type Hydraulic Hydraulic
Cylinder Stroke 20 Inch 500 mm.
Hydraulic Oil Cooler
Type Fin type, oil to air Fin type, oil to air
Drive Hydraulic Hydraulic
Oil Flow Capacity 85 gpm. 322 gpm.
Winch Bare Drum Pull 881.6 lbf 400 kgf
Wire Rope Dia 0.375 inch 9.5 mm.
Diesel Tank
Capacity 79.3 Gallons 300 Litres