Manual

LRB 125 11
Double rotary drilling
Model DBA 80
Effective length – 12.8 m
Hydraulic casing guide
Technical data
Drilling drive I – torque 1
st
gear 80 kNm
Drilling drive I – speed 1
st
gear 18 rpm
Drilling drive I – torque
2
nd
gear 40 kNm
Drilling drive I – speed 2
nd
gear 36 rpm
Drilling drive II – torque
1
st
gear 60 kNm
Drilling drive II – speed 1
st
gear 24 rpm
Drilling drive II – torque
2
nd
gear 30 kNm
Drilling drive II – speed 2
nd
gear 48 rpm
Max. drilling diameter
620 mm
Display for double rotary drilling