Woltman 55 DR
- Impressive torque
- Powerful pull down
- Tier IV engine available
- optional Man lift and movable cabin
- 250 kNm torque
Woltman offers a wide range of drilling rigs.
Most of these purpose build rigs are especially designed for high torque drilling methods like displacement drilling and big diameter CFA.
No excavator or crawler crane is used as undercarriage which has made it possible to guarantee the highest possible stability and low centre point of gravity. All Woltman rigs have a solid and strong undercarriage which is hydraulically extendable and is fitted with wide track plates. The winches of the Drilling rigs are fully synchronized in pull-up and pull-down operation. Lots of accessories available to enable multipurpose operation.
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Specificații
- Metric
- Imperial
| Operational Specifications | ||||
| Recommended Rotary head | PVE | PVE RH-25 | ||
| Max. torque on leader | kNm | 250 | ton/m | 28.1 |
| Leader length std (max.) | mtr | 24,8 (27,8) | ft | 81.4 (91.2) |
| Max. drill depth | mtr | 23 (26) | ft | 75.5 (85.3) |
| Max. diameter | mm | 1.000 | inch | 39 |
| Pull up force | ton | 50 | lbs | 110,231 |
| Pull down force | ton | 20 | lbs | 44,092 |
| Operational weight RH-8 | ton | 63 | lbs | 138,891 |
| Max. oil flow | ltr/min | 520 | g/min | 137 |
| Max. pressure | bar | 320 | psi | 4,641 |
| Weights | ||||
| Transport weight excl. rotary head | ton | 57 | lbs | 125,663 |
| Transport weight w/o counterweight | ton | 53,2 | lbs | 117,286 |
| Transport weight incl. RH-8 | ton | 63 | lbs | 138,891 |
| Total counterweight | ton | 6,9 | lbs | 15,212 |
| Rig specifications | ||||
| Engine | Caterpillar C-13 | |||
| Engine output | kW | 350 | HP | 475 |
| Hydraulics | Bosch Rexroth | |||
| Hydraulic system | Openloop |