Liebherr LB 44 - Manual (Page 11)

LB 44 11
Auger with auger guide
2 11 :18
2 3
MODE
700
1000
1300
1600
1900
2200
rpm
0
20
40
60
80
100
Nm
15.34 m
1.73 m/min
0
200
400
600
KELLY
376.3 kN
15.34 m
1.73 m/min
200 kN
194.7 kN
° 0.1
° 0.0
0
100
200
300
400
bar
0 100 200 300 400
bar
1 3.1
0 1 2 5
bar
1.44m³
-10 0 10 20 30 40
%
%
Continuous fl ight auger drilling
Display for continuous fl ight auger drilling
Technical data
Rotary drive - torque 510 kNm
Rotary drive - speed 35 rpm
Performance data
Drilling depth with auger cleaner* 19.5 m
Drilling depth without auger cleaner* 20.0 m
Drilling depth with 10 m Kelly extension
without auger cleaner
30.0 m
Max. pull force (crowd winch and Kelly winch) 1240 kN
Max. push force (weight of rotary and auger to be added) 200 kN
Max. drilling diameter** 1400 mm
*) Without Kelly extension and without leader extension
**) Other drilling diameters available on request