Hitachi ZX50U-3F excavator parameter configuration

Specifications

Machine operating weight (kg) 5170

Bucket capacity (m³) 0.19

Boom length (mm) 2850

Arm length (mm) 1380/1690

Place of origin Japan

Tonnage (tons) 5

Manufacturer joint venture/import

Power conventional power

Bucket backhoe

Manufacturer joint venture/import

Power conventional power

Performance

Slewing speed (rpm) 9.3

Travel speed (km/h) 2.6/4.2

Gradability (%) 58% (30 degrees)

Ground pressure (Kpa) 32

Bucket digging force (kN) 36.8

Arm digging force (kN) 24/21

Power system

Engine model Yanmar 4TNV88

Rated power (kw/rpm) 29.8/2500

Maximum torque (N.m) 138/1500

Displacement (L) 2.2

Number of cylinders (pcs) 4

Cylinder diameter × stroke (mm) 88 × 90

Cooling method Water cooling

Working mode Direct injection

Hydraulic system

Main pump type Variable axial piston pump × 1 + gear pump × 1

Main pump maximum flow (l/min) 125 + 12.5

Working hydraulic oil circuit (Mpa) 24.5

Pilot Oil circuit (MPa) 4.1

Pilot pump flow (L/min) 12.5

Boom cylinder - number × cylinder diameter × stroke (mm) 1-95 × 691

Arm cylinder - number × cylinder diameter × stroke (mm) 1-80 × 731

Bucket cylinder - number × cylinder diameter × stroke (mm) 1-75 × 551

Oil capacity

Fuel tank (L) 70

Hydraulic oil tank (L) 59

Hydraulic system (L) 90

Engine oil replacement (L) 8.6

Coolant (L )6.6

Main dimensions

Total length for transport (mm) 5460

Total width for transport (mm) 2000

Total height for transport (mm) 2600

Total height of cab (mm) 2600

Onboard width (mm) 2000

Counterweight ground clearance (mm) 605

Track ground length (mm) 2000

Total length of crawler (mm) 2540

Track shoe width (mm) 400

Total width of crawler (mm) 2000

Track gauge (mm) 1600

Minimum ground clearance (mm) 335

Minimum turning radius of front working device (mm) 1790

Rear end turning radius (mm )1080

Operating range

Maximum digging radius (mm) 6000

Maximum digging depth (mm) 3600

Maximum digging height (mm) 5640

Maximum unloading height (mm) 4000

Maximum vertical digging depth (mm) 2820

Boom rotation angle (left/right degrees) 80/60

Bulldozer lifting or pushing depth (mm) 425/335