Continuous fl ight auger drilling, Technical data, Performance data – Liebherr LB 44 User Manual
Page 11: 34 m
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