Caterpillar’s new generation CAT®320 GC hydraulic excavator parameter configuration

Specification

Power traditional power

Manufacturer joint venture/import

bucket backhoe

Tonnage (tons) 20

Machine working weight (kg) 20500

Bucket capacity (m³)1.0

Boom length (mm) 5700

Dipper length (mm) 2900

performance

Rotation speed (rpm) 11.3

Rotary torque (Nm) 74.4k

Walking speed (km/h)5.9

Bucket digging force (kN) 129

Digging force of stick (kN) 99

power system

Engine model Cat® C4.4

Rated power (kw/rpm)110 / 2000

Displacement(L)4.4

Bore size × stroke (mm) 105*127

Emission Standard Country IV

Hydraulic system

Maximum flow rate of main pump (l/min) 429

Working hydraulic oil circuit (Mpa) 35

Travel hydraulic circuit (Mpa) 34.3

Rotary hydraulic circuit (Mpa) 25

oil capacity

Fuel tank(L)345

Hydraulic oil tank (L)115

Hydraulic system(L)234

Engine oil replacement volume (L) 15

Coolant (L) 25

Body size

Total transportation length (mm) 9530

Total transportation width (mm) 2980/3170

Total transportation height (mm) 2960

Total track length (mm) 4450

Track shoe width (mm) 600/700

Track gauge (mm) 2380

Minimum ground clearance (mm) 470

Counterweight ground clearance (mm) 1050

Support wheel center distance (mm) 3270

Rear end turning radius (mm) 2830

Scope of work

Maximum excavation radius (mm) 9770

Maximum digging depth (mm) 6630

Maximum excavation height (mm) 9440

Maximum unloading height (mm) 6580

Maximum vertical excavation depth (mm) 6010