TR308H is a classic medium-sized drilling rig that has both economic and efficient functional advantages, as well as strong rock drilling ability; Especially suitable for construction of medium-sized Pile foundation in East China, Central China and Southwest China.
NEW GENERATION ROTARY DRILLING RIG
- ALL-electric control technology
Innovative design of the industry’s first all-electric control technology, which is controlled by electrical signals throughout the entire process, subverts the traditional control method of rotary drilling rigs, and possesses super-generation technical advantages.
- Core component upgrade
A new layout of the vehicle structure; The latest Carter rotary excavator chassis; A new generation of power heads, high-strength twision resistant drill pipes; hydraulic components such as main pumps and motors are all equipped with large displacement.
- Positioning high-end
Guided by marker demand and guided by technological innovation, it is positioned to develop high-quality pile foundation construction machinery to solve the problems of low construction efficiency, high construction cost and severe pollution of ordinary drilling rigs, and to provide high-end quality products for construction enterprises.
- Smart solutions
It is positioned to provide customers with overall construction solutions, especially in complex application environments and geological conditions, to improve the construction revenue of construction projects and achieve win-win cooperation with customers. Realize win-win cooperation with customers.
| Main parameters | Parameter | Unit |
| Pile | ||
| Max. drilling diameter | 2500 | mm |
| Max. drilling depth | 90/95 | m |
| Rotary drive | ||
| Max. output torque | 300 | KN-m |
| Rotary speed | 6~23 | rpm |
| Crowd system | ||
| Max. crowd force | 290 | KN |
| Max. pulling force | 335 | KN |
| Stroke of crowd system | 6000 | mm |
| Main winch | ||
| Lifting force (the first layer) | 320 | KN |
| Wire-rope diameter | 36 | mm |
| Lifting speed | 65 | m/min |
| Auxiliary winch | ||
| Lifting force (the first layer) | 110 | KN |
| Wire-rope diameter | 20 | mm |
| Mast inclination angle | ||
| Left/right | 6 | ° |
| Forward | 5 | ° |
| Chassis | ||
| Chassis model | CAT345GC | |
| Engine manufacturer | 卡特彼勒CAT | CATERPILLAR |
| Engine model | C-9.3 | |
| Engine power | 263 | KW |
| Engine power | 1750 | rpm |
| Chassis overall length | 5860 | mm |
| Track shoe width | 800 | mm |
| Tractive force | 680 | KN |
| Overall machine | ||
| Working width | 4300 | mm |
| Working height | 24288 | mm |
| Transport length | 17662 | mm |
| Transport width | 3000 | mm |
| Transport height | 3682 | mm |
| Total weight (with kelly bar) | 93 | t |
| Total weight (without kelly bar) | 79 | t |
Specification for standard Kelly bar
Friction Kelly bar: ∅508-6*16.5
Interlock Kelly bar: ∅508-4*16.5
