Key Features

Go far and keep it low
The B55 Short Mast has all the features of the standard long reach with the addition of a reduced mast height that allows it to work in difficult terrain with low headroom. Thanks to its light weight and small footprint the B55 Short Mast will complete drilling jobs in extreme conditions with maximum performance. Mounted on CAT®317 base, equipped with a CAT C4.4 Stage V engine, which meets U.S. EPA Tier 4 Final, EU Stage V and Japan 2014.

Low-headroom Configuration
The B55 Short Mast has all the features of the standard long reach with the addition of a reduced mast height that allows it to work in difficult terrain with low headroom. The B55 SHORT MAST can be easily converted from the short version to the standard version, allowing for greater depth when needed. the B55 Short Mast will complete drilling jobs in extreme conditions with maximum performance.

Automatic functions
Automatic functions allow the operator to reduce rig-up time and get productivity.
With a push of a button, the operator can make use of automatic functions including Verticality of the mast, Automatic Rig-up, Automatic return to drilling point and rotary auto drive.
Specifications
| HPM B55 Short Mast Specifications | |
|---|---|
| Base | CAT®317 |
| Drilling Depth | 10 m |
| Operating Weight | 25,000 kg |
| Rotary Torque | 85 kNm |
| Max. Effective Torque | 74kNm |
| Working Speed | 0–30 rpm |
| Discharge Speed | 60 rpm |
| Main Winch Pull | 98 kN |
| Transport Weight | 25,000 kg |
| Transport Width | 2590mm |
| Transport Height | 3100 mm |
| Crowd Type | Winch Crowd Pull |
| Max. Crowd Force | 103 kN |
| Crowd Stroke | 1625 mm |



