The rotary drive for DTH drilling has a compact design and low dead weight. It is fixed to the crowd sledge of the carrier machine with a hinged or a sliding sledge.
1st gear - max. torque - 106.0 kNm
106.0 kNm
1st gear - max. speed - 25.0 U/min
25.0 U/min
2nd gear - max. torque - 53.0 kNm
53.0 kNm
2nd gear - max. speed - 50.0 U/min
50.0 U/min