Features
The inner drill string rotates clockwise, and the casing rotates counter-clockwise. Smooth drilling and extraction because the casing in rotation reduces friction. Less noise and vibration-free. High degree of verticality. Casing can be left in the hole as a permanent pile.
SW-200PD, SW-200PD
Item/Model |
SW-200 PD(1) |
SW-200 PD(2) |
SW-240 PD(1) |
SW-240 PD(2) |
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Motor |
75Kw x 8P x 2 |
75Kw x 4/8P x 2 |
90Kw x 8P x 2 |
90Kw x 4/8P x 2 |
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Rotation Speed (RPM) |
IN |
4.4 |
4.7 |
5 |
8.8/4.4 |
4.4 |
4.7 |
5 |
8.8/4.4 |
OUT |
1.7 |
1.8 |
1.9 |
3.4/1.7 |
1.7 |
1.8 |
1.9 |
3.4/1.7 |
|
Rated Torque (kg-m) |
IN |
32,500 |
30,500 |
28,640 |
16,250/32,500 |
39,000 |
36,500 |
34,300 |
19,500/39,000 |
OUT |
84,200 |
79,500 |
75,400 |
42,100/84,200 |
101,000 |
95,400 |
90,400 |
50,500/101,000 |
|
Power Supply |
AC 220V(380V) x 60Hz x 3P |
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Weight(kg) |
14,000 |
14,500 |
15,500 |
16,000 |
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SW-80PD, SW-100PD , SW-120PD
Item/Model |
SW-80 PD |
SW-100 PD |
SW-120 PD |
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Motor |
60Kw x 8P x 2 |
60Kw x 4/8P x 2 |
75Kw x 8P x 2 |
75Kw x 4/8P x 2 |
90Kw x 8P x 2 |
90Kw x 4/8P x 2 |
|
Rotation Speed (RPM) |
IN |
17 |
34/17 |
17 |
34/17 |
17 |
34/17 |
OUT |
6 |
12/6 |
6 |
12/6 |
6 |
12/6 |
|
Rated Torque (kg-m) |
IN |
3,300 |
1,650/3,300 |
4,200 |
2,100/4,200 |
5,000 |
2,500/5,000 |
OUT |
9,500 |
4,750/9,500 |
11,900 |
5,950/11,900 |
14,300 |
7,150/14,300 |
|
Power Supply |
AC 220V(380V) x 60Hz x 3P |
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Weight(kg) |
6,500 |
6,800 |
6,800 |
7,100 |
7,000 |
7,300 |
|
SW-120PD, SW-150PD
Item/Model |
SW-120 PD |
SW-150 PD |
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Motor |
45Kwx8Px2 |
45Kwx4/8Px2 |
55Kwx8Px2 |
55Kwx4/8Px2 |
|
Rotation Speed (RPM) |
IN |
15 |
30/15 |
15 |
30/15 |
OUT |
5.7 |
11.4/5.7 |
5.7 |
11.4/5.7 |
|
Rated Torque (kg-m) |
IN |
5,700 |
2,850/5,700 |
7,160 |
3,580/7,160 |
OUT |
15,000 |
7,500/15,000 |
18,800 |
9,400/18,800 |
|
Power Supply |
AC 220V(380V) x 60Hz x 3P |
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Weight(kg) |
10,200 |
10,500 |
11,000 |
11,300 |
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