Liebherr LB 36 - Manual (Page 8)

8 LB 36
Kelly bars
A X Drilling
depth
Weight Kelly Ø
(mm) (mm) (m) (t) (mm)
MD 36/3/30 11900 11100 28.0 7.6 470
MD 36/3/36 13900 9100 34.0 8.8 470
MD 36/4/42 12950 10000 40.0 10.3 470
MD 36/4/48 14450 8500 46.0 11.5 470
MD 36/4/54 15950 7000 52.0 12.7 470
MD 36/4/60 17450 5500 58.0 13.9 470
MD 36/4/66 18950 4000 64.0 15.1 470
MD 36/4/72 20450 2500 70.0 16.3 470
MD 28/5/78 18150 4800 76.0 14.0 508
MD 28/5/84 19350 3600 82.0 15.0 508
MD 28/5/90 20550 2400 88.0 16.0 508
Leader top with 1700 mm drilling axis
Hydraulic casing oscillator VRM 250 KL
Counterweight 22 t
Extension drilling axis 1700 mm
Kelly winch 400 kN
Leader extension 1000 mm
Kelly bar, 5-fold, diameter 508 mm
1900
A
X
*) Other drilling diameters available on request.
Other Kelly bars available on request.
When using a casing oscillator, value X has to be reduced
by 1600 mm.
Technical data
Drilling drive - torque 1 st gear 366 kNm
Drilling drive - speed 1 st gear 24 rpm
Drilling drive - torque 2 nd gear 183 kNm
Drilling drive - speed 2 nd gear 48 rpm
Performance data
Max. drilling diameter* 3000 mm uncased
Max. drilling diameter* 2500 mm cased
Kelly drilling
with optional equipment