1. Basic Equipment Core Information
| Specification Item |
Standard Value |
| Equipment Type |
Compact Crawler Excavator |
| Model |
SANY SY70PRO |
| Manufacturing Year |
2021 |
| Operating Weight |
6,700 kg (6.7 T, 7T Industry Class) |
| Standard Bucket Capacity |
0.3 m³ |
| Original Manufacturer |
SANY Heavy Industry (China) |
2. Powertrain Specifications
| Specification Item |
Standard Value |
| Engine Model |
Yanmar 4TNV98L (4-cylinder, water-cooled, turbocharged, direct-injection diesel engine) |
| Rated Power |
40.5 kW |
| Engine Displacement |
3.318 L |
| Fuel Tank Capacity |
120 L |
| Radiator Capacity |
8 L |
| Engine Oil Capacity |
12 L |
| Air Intake System |
Turbocharged |
| Emission Standard |
China Stage III (compatible with low-purity fuel regions) |
3. Hydraulic System Specifications
| Specification Item |
Standard Value |
| Hydraulic Tank Capacity |
85 L |
| Main Pump Type |
Variable Displacement Axial Piston Pump |
| Standard System Pressure |
30.0 MPa |
| Bucket Digging Force |
55 kN |
| Arm Digging Force |
42 kN |
| Control System |
Intelligent Load-Sensing Electro-hydraulic Control System with Power Matching |
4. Undercarriage & Travel System Specifications
| Specification Item |
Standard Value |
| Track Type |
Steel Track Shoes |
| Track Shoe Width |
400 mm |
| Track Rollers (Per Side) |
7 |
| Carrier Rollers (Per Side) |
2 |
| Ground Contact Length of Track |
2200 mm |
| Total Track Length |
2700 mm |
| Max Travel Speed |
4.5 km/h |
| Gradeability |
35° |
| Ground Contact Pressure |
32.0 kPa |
5. Operating Performance Parameters
| Specification Item |
Standard Value |
| Maximum Digging Height |
6150 mm |
| Maximum Unloading Height |
4350 mm |
| Maximum Digging Depth |
4100 mm |
| Maximum Vertical Boom Digging Depth |
3650 mm |
| Maximum Digging Distance |
6300 mm |
| Minimum Slewing Radius |
1850 mm |
| Slewing Speed |
11 rpm |
6. Standard Working Device Specifications
| Specification Item |
Standard Value |
| Standard Boom Length |
3.7 m |
| Standard Stick Length |
1.6 m |
| Bucket Capacity Range |
0.18 – 0.45 m³ |
| Bucket Pin Diameter |
50 mm |
| Compatible Attachments |
Hydraulic Breaker, Auger, Grapple, Quick Coupler, Rake, Compactor |
