Used volvo excavatorsEC300D

Advantages: 1 Powerful power system: equipped with a reliable engine and advanced hydraulic system, ensuring excellent performance and efficient work efficiency. Capable of handling various excavation and mining tasks. two Stability and reliability: With a stable chassis and strong load-bearing capacity, it can maintain stable operation in various terrains and working conditions. Meanwhile, through rigorous testing and verification, its reliability and durability are ensured. three Easy to operate: equipped with advanced control system and user-friendly design, providing easy to operate control and maximum operational comfort. Operators can easily master and control the machine. four Efficient fuel economy: By adopting advanced fuel management systems and optimized power transmission systems, lower fuel consumption and higher efficiency have been achieved. five Excellent visibility and safety: With a spacious cab and excellent visibility, it ensures that operators can clearly observe the surrounding environment during operations. In addition, it is equipped with various safety features such as anti slip and anti rollover functions, providing higher safety protection for operators. six Scalable attachments and configurations: Different attachments and configurations can be selected according to different job requirements to achieve multifunctional applications. Meet the personalized needs of users.

Specifications
Power: Traditional Power
Manufacturer: Joint Venture/Import
Bucket: Backhoe
Tonnage (ton): 30
Operating weight of the whole machine (kg): 30040
Bucket capacity (m ³): 1.4
Arm length (mm): 6430
Rod length (mm): 3710

Performance
Rotation speed (rpm): 10.7
Rotation torque (Nm): 110.9
Walking speed (km/h): 3.4/5.4
Climbing ability (%): 35 °
Maximum Traction Force (kN): 247

Dynamical system
Engine model: D7E
Rated power (kw/rpm): 169/1800
Maximum torque (N.m): 1080/1350
Displacement (L): 7.1
Number of cylinders: 6
Cylinder diameter x stroke (mm): 108 x 130
Working form: turbocharged, 4-stroke, water-cooled, direct injection

Hydraulic system
Maximum flow rate of main pump (l/min): 2 × 263
Working hydraulic circuit (Mpa): 33.3/36.3
Walking hydraulic circuit (Mpa): 36.3
Rotary hydraulic circuit (Mpa): 27.9
Number of boom cylinders x cylinder diameter x stroke (mm): 2 x 140 x 1480
Bucket rod oil cylinder - number x cylinder diameter x stroke (mm): 1 x 150 x 1745
Bucket oil cylinder - number x cylinder diameter x stroke (mm): 1 x 140 x 1140

Oil capacity
Fuel tank (L): 470
Hydraulic oil tank (L): 195
Hydraulic system (L): 400
Coolant (L): 41
Main body size
Total transportation length (mm): 10640
Total transportation width (mm): 3190
Total transportation height (mm): 3090
Full height of cab (mm): 3090
Boarding width (mm): 890
Total length of track (mm): 4870
Track shoe width (mm): 600
Minimum ground clearance (mm): 480
Ground clearance of counterweight (mm): 1135

Scope of work
Maximum excavation radius (mm): 10190
Maximum excavation radius of the parking surface (mm): 9980
Maximum excavation depth (mm): 6850
Maximum excavation height (mm): 9660
Maximum unloading height (mm): 6670
Maximum vertical excavation depth (mm): 5730
Maximum effective excavation depth (mm): 6610