PRD RIGS INDIA

TECHNICAL SPECIFICATIONS
CAPACITY	4½" to 6½" dia bore holes upto 150 mtrs (500 ft)
PRIME MOVER	From tractor engine
WORK METHOD	Rotation with direct circulation, nucleus destruction with
	Bleeding by water, air or foam
MAST	Medium duty channel structure
	Max Capacity - 10 tons (22000 lbs)
	Height - 5 mtr (16.5 ft)
	Rod handling capacity - 3 mtr (10 ft)
PULL UP AND PULL DOWN	By means hydraulic cylinder and wire rope, revving Ratio 1:2
	Max pull up force - 5090 kg (11198 lbs)
	Max pull up speed -17 mtr/min (56 ft / min)
	Max pull down force - 7500 kg (7700 lbs)
	Max pull down speed -24 mtr/min (79ft / min)
ROTARY HEAD	Rotary head is powered by one hydraulic motor
	Max torque - 165 kg - mtrs (14333 inch - lbs)
	Max speed - 0 to 80 rpm
HYDRAULIC SYSTEM	160 kg / cm2 (2250 psi)
JACKS	Three Hydraulic jacks lug mounted type
WATER INJECTION PUMP	Triplex reciprocating pump powered by Hydraulic motor
BREAK OUT WRENCH	To open the drill joints hydraulic break out wrench of 350 mm
	Stroke will be provided with rope attached
SUITABLE COMPRESSOR	450/150, 600/200, 650/200 or 540/185
OPTIONAL ATTACHMENT	Dual speed rotary head can be supplied with torque 150 kg-mtr 40 kg-mtr and Rotation speed changes accordingly. The above can be mounted on LCV and also Same tractor mounted rig can be supply with pneumatic winch and rotation motor rig can be supplied with auxiliary winch and single rod changer Hydraulic system will have the option of an oil cooler. The rig can also be supplied with screw / centrifugal mud pump driven by Deck engine or Hydraulic motor.