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DTH - Al -500

Technical Description BHS - DTH - Al - 500: -

 
Description   DTH - Al -500

System capacity

  Dia 6 ½ drill up to 500 mtrs
Dia 8” drill up to 300 mtrs
Dia 10” drill up to 150 mtrs

Drill rod

  20 feet

Drill rod changing

  Remote Operated to faciltate auto fixing and dismantling

Power – intake

  From truck engine

Pump drive

  Through separate gear box assembled on line of propeller
shaft to hold 4 separate pumps

Feed cylinder

  Dia 140

Pumps

  45 / 45 gpm (170 lpm)
each for cylinder and motor

Motors for rotation

  OMV 315

Operating Pressure
Max – load to be lifted

  Bar – 175
Load in kgs – 8800

Max – pull up speed

 

2.13 feet / sec ( 20 feet @ 10 sec) 39 Mtrs / Min

MAX – pull in speed

 

3 feet / sec ( 20 feet @ 7 sec) 58 Mtrs / Min

Rotation

 

Through specially mode gear box 1:3 reduction

Max-rotation torque

  Bar – 175
Torque in NM – 2364

Max spindle RPM

 

162 RPM

 
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