1. Basic Equipment Core Information
| Specification Item |
Standard Value |
| Equipment Type |
Large Heavy-Duty Crawler Excavator |
| Model |
SANY SY485H |
| Manufacturing Year |
2021 |
| Operating Weight |
48,500 kg (48.5 T) |
| Standard Bucket Capacity |
2.2 m³ |
| Original Factory |
SANY Heavy Industry (China) |
2. Powertrain Specifications
| Specification Item |
Standard Value |
| Engine Model |
Cummins QSM11 (6-cylinder, water-cooled, turbocharged, direct-injection diesel engine) |
| Rated Power |
257 kW |
| Engine Displacement |
10.8 L |
| Fuel Tank Capacity |
500 L |
| Radiator Capacity |
28 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 |
320 L |
| Main Pump Type |
Variable Displacement Axial Piston Pump |
| Standard System Pressure |
34.3 MPa |
| Bucket Digging Force |
298 kN |
| Arm Digging Force |
240 kN |
| Control System |
Intelligent Electro-hydraulic Control System with Load Sensing & Power Matching |
4. Undercarriage & Travel System Specifications
| Specification Item |
Standard Value |
| Track Type |
Steel Track Shoes |
| Track Shoe Width |
600 mm |
| Track Rollers (Per Side) |
7 |
| Carrier Rollers (Per Side) |
2 |
| Ground Contact Length of Track |
4020 mm |
| Total Track Length |
4980 mm |
| Max Travel Speed |
5.2 km/h |
| Gradeability |
35° |
5. Operating Performance Parameters
| Specification Item |
Standard Value |
| Maximum Digging Height |
11080 mm |
| Maximum Unloading Height |
7720 mm |
| Maximum Digging Depth |
8150 mm |
| Maximum Vertical Boom Digging Depth |
7230 mm |
| Maximum Digging Distance |
12100 mm |
| Minimum Slewing Radius |
4150 mm |
| Slewing Speed |
9 rpm |
6. Standard Working Device Specifications
| Specification Item |
Standard Value |
| Standard Boom Length |
6.5 m |
| Standard Stick Length |
3.4 m |
| Bucket Capacity Range |
1.8 – 2.8 m³ |
| Bucket Pin Diameter |
90 mm |
| Compatible Attachments |
Hydraulic Breaker, Auger, Grapple, Quick Coupler, Compactor, Screening Bucket, Ripper |