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Komatsu PC450-8 excavator parameter configuration
Specifications
Power Traditional power
Manufacturer joint venture/import
Bucket backhoe
Machine working weight (kg) 45125
Bucket capacity (m³) 2.1
Boom length (mm) 7060
Arm length (mm) 3380
Place of origin Japan
Tonnage (tons) 45
Bucket backhoe
Manufacturer joint venture/import
Power Traditional power
Performance
Slewing speed (rpm) 9.1
Travel speed (km/h) 3.0/4.2/5.5
Gradability (%) 70/35°
Ground pressure (Kpa) 84.1
Bucket digging force (kN) 278
Arm digging force (kN) 233
Power system
Engine model Komatsu SAA6D125E-5
Rated power (kw/rpm) 257/1900
Displacement (L) 11.04
Cooling method Water cooling
Working mode 6 cylinders, water cooling, direct injection, turbocharging, electronic full-range speed regulation; cylinder diameter × stroke: 125mm × 150mm
Hydraulic system
Travel hydraulic motor type Axial piston type × 2
Swing hydraulic motor type Axial piston type × 1
Main pump maximum flow (l/min) 690
Travel hydraulic circuit (Mpa) 37.3
Swing hydraulic circuit (Mpa) 27.9
Control hydraulic circuit (Mpa )3.2 Pilot oil circuit
Boom cylinder - number × cylinder diameter × stroke (mm) 160 × 1570 × 110
Arm cylinder - number × cylinder diameter × stroke (mm) 185 × 1985 × 130
Bucket cylinder - number × cylinder diameter × stroke (mm) 160 × 1270 × 110
Is the hydraulic crushing pipeline standard?
Oil capacity
Fuel tank (L) 650
Hydraulic oil tank (L) 248
Engine oil replacement amount (L) 37
Coolant (L )36
Main dimensions
Total length for transport (mm) 12040
Total width for transport (mm) 3580 (3082 when retracted)
Total height for transport (mm) 3660
Total height of cab (mm) 3285
Track length on ground (mm) 4020
Total length of track (mm) 5055
Track shoe width (mm) 600
Total track width (mm) 3490 (2992 when retracted)
Track gauge (mm) 2890 (2392 when retracted)
Minimum ground clearance (mm) 555
Counterweight ground clearance (mm) 1320
Rear end turning radius (mm )3605
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
Bulldozer lifting or pushing depth (mm) without bulldozer blade