Komatsu PC430-8 excavator parameter configuration

Specifications

Power Traditional power

Manufacturer joint venture/import

Bucket backhoe

Tonnage (tons) 43

Machine working weight (kg) 43800

Bucket capacity (m³) 1.9-2.1

Boom length (mm) 7060

Arm length (mm) 3380

Performance

Slewing speed (rpm) 9.1

Travel speed (km/h) 3.0~5.5

Gradability (%) 70

Ground pressure (Kpa) 82.3

Bucket digging force (kN) 278

Arm digging force (kN) 233

Maximum traction (kN)330

Power system

Engine model Komatsu SAA6D125E-5

Rated power (kw/rpm)257/1900

Displacement (L)11.04

Number of cylinders (pieces)6

Cylinder diameter × stroke (mm)125*150

Cooling method Water cooling

Hydraulic system

Main pump type variable piston pump

Main pump maximum flow (l/min)722

Pilot oil circuit (MPa)3.3

Working hydraulic oil circuit (Mpa)37.8

Travel hydraulic circuit (Mpa)37.8

Slewing hydraulic circuit (Mpa )27.9

Boom cylinder - number × cylinder diameter × stroke (mm) 2-160*1570

Arm cylinder - number × cylinder diameter × stroke (mm) 1-185*1985

Bucket cylinder - number × cylinder diameter × stroke (mm) 1-160*1270

Oil capacity

Fuel tank (L) 650

Hydraulic oil tank (L) 248

Engine oil change amount (L) 37

Main body dimensions

Total transport length (mm) 11940

Total transport width (mm) 3340

Total transport height (mm) 3660

Track ground length (mm) 4020

Total track length (mm) 5055

Track shoe width (mm) 600

Total track width (mm) 3340

Track gauge (mm) 2740

Counterweight ground clearance (mm) 1320

Minimum ground clearance (mm )567

Minimum turning radius of front working device (mm) 4805

Rear end turning radius (mm) 3645

Number of chain rollers (single side) (pcs) 2

Number of track shoes (single side) (pcs) 46

Number of supporting rollers (single side) (pcs) 7

Operating range

Maximum digging radius (mm) 12005

Maximum digging radius of parking surface (mm) 11800

Maximum digging depth (mm) 7790

Maximum digging height (mm) 10925

Maximum unloading height (mm) 7625

Maximum vertical digging depth (mm) 6600