Caterpillar's new generation CAT®349 hydraulic excavator parameter configuration

Specifications

Power Traditional power

Manufacturer Joint venture/import

Bucket backhoe

Tonnage (tons) 49

Machine operating weight (kg) 48200

Bucket capacity (m³) 2.6

Boom length (mm) 6900

Arm length (mm) 3350

Performance

Slewing speed (rpm) 8.44

Slewing torque (Nm) 187

Travel speed (km/h) 4.8

Bucket digging force (kN) 229

Arm digging force (kN) 193

Maximum traction force (kN) 335

Power system

Engine model Cat C13

Rated power (kw/rpm) 303/1800

Displacement (L) 12.5

Cylinder diameter × stroke (mm) 130*157

Hydraulic system

Maximum flow of main pump (l/min) 389x2

Working hydraulic oil circuit (Mpa) 35

Travel hydraulic circuit (Mpa) 26

Slewing hydraulic circuit (Mpa) 35

Oil capacity

Fuel tank (L) 715

Hydraulic oil tank (L) 217

Hydraulic system (L) 550

Engine oil replacement volume (L) 40

Coolant (L) 52

Main body dimensions

Total transport length (mm) 11920

Total transport height (mm) 3230

Total track length (mm) 5370

Track gauge (mm) 2740

Minimum ground clearance (mm) 475

Counterweight ground clearance (mm) 1280

Center distance of supporting wheels (mm) 4360

Rear end turning radius (mm )3760

Operating range

Maximum digging radius of the parking surface (mm) 11770

Maximum digging depth (mm) 7700

Maximum digging height (mm) 10730

Maximum unloading height (mm) 7390

Maximum vertical digging depth (mm) 5440