Caterpillar320D2

Tonnage (tons) 20
Machine operating weight (kg) 21100
Bucket capacity (m³) 1
Boom length (mm) 5700
Arm length (mm) 2500/2900 (HD type)
Performance
Slewing speed (rpm) 10.9
Slewing torque (Nm) 61.8
Travel speed (km/h) 5.4
Gradability (%) 70/35°
Bucket digging force (kN) 125
Arm digging force (kN) 104
Maximum traction force (kN) 205
Power system
Engine model Cat C7.1
Rated power (kw/rpm) 112/1800
Displacement (L) 7.01
Number of cylinders (pcs) 6
Bore × stroke (mm) 105 × 135
Working mode National 2 emission
Hydraulic system
Main pump type Caterpillar Axial piston pump + pilot pump
Main pump maximum flow (l/min) 404
Pilot pump flow (L/min) 32.4
Pilot oil circuit (MPa) 39
Working hydraulic oil circuit (Mpa) 34.3
Travel hydraulic circuit (Mpa) 35
Slewing hydraulic circuit (Mpa) 25
Main overflow setting pressure (Mpa) 35
Boom cylinder-number × cylinder diameter × stroke (mm) 120 × 1260
Arm cylinder-number × cylinder diameter × stroke (mm) 140 × 1504
Bucket cylinder-number × cylinder diameter × stroke (mm) 120 × 1104
Is the hydraulic crushing pipeline standard?
Oil capacity
Fuel tank (L) 410
Hydraulic oil tank (L) 138
Hydraulic system (L) 260
Engine oil replacement amount (L) 22
Coolant (L )25
Main dimensions
Total length for transport (mm) 9460
Total width for transport (mm) 2800
Total height for transport (mm) 3030
Total height of cab (mm) 2950
Onboard width (mm) 2800
Track ground length (mm) 3270
Total length of track (mm) 4080
Track shoe width (mm) 600/700/790
Total track width (mm) 2800 (600mm track shoe)
Track gauge (mm) 2200
Minimum ground clearance (mm) 450
Counterweight ground clearance (mm) 1020
Rear end turning radius (mm )2750
Operating range
Maximum digging radius of the parking surface (mm) 9890
Maximum digging depth (mm) 6720
Maximum digging height (mm) 9490
Maximum unloading height (mm) 6490
Maximum vertical digging depth (mm) 5690
Maximum effective digging depth (mm) 6380