| Machine weight | App. 75t（without counterweight, power head, column |
|---|---|
| Rated power | 194kW/2200rpm |
1. Full hydraulic drive, dual power head, constant power variable and large torque output.
2. High-strength pillar with large diameter and hinged three-point support can help realize horizontal fine-tuning and vertical automatic adjustment.
3. Chassis structure design with high stability.
4. Comfortable and safe driving space with convenient and fast operation.
5. Advanced electronic control system, with complete functions, advanced, reliable, and easy to operate and control.
6. Advanced hydraulic system, which is the reliable technical support of high-precision operation.
7. Dual engine, dual pump configuration and full hydraulic drive.
8. New way-type drilling unit of spiral drill pipe + outer casing pipe + down-the-hole hammer.
9. Optional electric dual-speed power head and electric frequency conversion stepless speed regulation power head
| Main Parameter | |
|---|---|
| Machine weight | App. 75t（without counterweight, power head, column） |
| Counterweight weight | 25.5t（8+7.5+5.5） |
| Allowable max. travel weight | App. 170t（when working device is mounted） |
| Working status（L × W × H） | 12.50×6.23×38.85m（without lifting hook arm） |
| Transport status（L × W × H） | 11.43×3.30×3.53m（without stud etc.） |
| Ground area | App. 10.42㎡ |
| Ground pressure | 0.163MPa |
| Max. drilldiameter | Φ1500mm（with casing） |
| Engine | |
| Model | QSB6.7-C260 |
| Quantity | 2 sets |
| Rated power | 194kW/2200rpm |
| Max. torque | 987N.m/1500rpm |
| Outer Rotary Head | |
| Weight | App. 8.5t |
| Torque | 360kN.m |
| Rev. | 3～9.7rpm |
| Inner Rotary Head | |
| Weight | App. 7.1t |
| Torque | 180kN.m |
| Rev. | 5.5～19.6rpm |
| Main Winch（Outer Rotary Head） | |
| Pull force in single rope | 98kN |
| Steel rope diameter | 26/44mm（/ transition rope） |
| Needed rope length | 280m |
| Aux Winch（Inner Rotary Head） | |
| Pull force in single rope | 61.25kN |
| Steel rope diameter | 22mm |
| Needed rope length | 350m |
| Vertical Frame Winch | |
| Pull force in single rope | 98kN |
| Steel ropediameter | 22/40mm（/ transition rope） |
| Needed rope length | 175m |
| Lifting Hook Winch | |
| Pull force in single rope | 78kN |
| Steel ropediameter | 22mm |
| Needed rope length | 100m |
| Manned Winch | |
| Pull force in single rope | 10kN |
| Steel ropediameter | 14mm |
| Needed rope length | 90m |
| Pile Frame Stud | |
| Stud diameter | Φ920mm |
| Stud length | 21～36m |
| Main rack dimension | Φ102×850mm |
| Aux rack dimension | Φ70×330mm |
| Forward and Backward tilt | ±10° |
| Left and Right tilt | ±2° |
| Max. lifting force | 784kN（80t） |
| Crawler Chassis | |
| Crawler extend width | 5180mm |
| Crawler retract width | 3480mm |
| Track shoe width | 960mm |
| Travel speed | 0.6～1.2km/h |
| Upper-carriage swing speed | 0.6～1.0r/min |
| Upper-carriage swing angle | 360° |
Hunan Sunward Intelligent Machinery Co., Ltd.
Name : Sunward
Service Tel : +86 731-8357-2828
E-mail : international@sunward.com.cn
Web Site : http://en.sunward.com.cn/
Address :
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Address: Room 901, Building C, Ruipu Mansion, Hongjunying South Road No.15, Chaoyang District, Beijing.100107 P.R.China
