Hitachi ZX55USR-5A excavator parameter configuration

Specification

Power traditional power

Manufacturer joint venture/import

bucket backhoe

Tonnage (tons) 5

Machine working weight (kg) 5160

Bucket capacity (m³)0.19

Dipper length (mm) 1380

performance

Rotation speed (rpm) 9

Rotary torque (Nm)8.6

Walking speed (km/h) high speed: 0 ~ 4.0 / low speed: 0 ~ 2.3

Climbing ability (%) 58

Grounding specific pressure (Kpa) 29

Bucket digging force (kN) 36.8

Digging force of stick (kN) 24

Maximum traction force (kN)38.3

power system

Engine model Yanmar EDM-4TNV88

Rated power (kw/rpm)28.1/2400

Maximum torque (N.m)139.6/1100

Displacement(L)2.189

Number of cylinders (number) 4

Bore × stroke (mm) 88x 90

Working mode 4 stroke, water cooling, direct injection

Hydraulic system

Main pump type 1 variable displacement axial piston pump

Rotary hydraulic motor type 1 axial piston motor

Travel hydraulic motor type 2 variable axial piston motors

Maximum flow rate of main pump (l/min) 1 x 120

Pilot pump flow (L/min)12

Pilot oil circuit (MPa)5.9

Working hydraulic oil circuit (Mpa) 24.5

Travel hydraulic circuit (Mpa) 24.5

Rotary hydraulic circuit (Mpa) 18.3

Boom cylinder - number × bore × stroke (mm) 1 × 95 × 699

Stick cylinder - number × bore × stroke (mm) 1 × 80 × 731

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

oil capacity

Fuel tank (L) 70

Hydraulic oil tank (L) 42

Hydraulic system(L)66

Engine oil replacement volume (L) 8.6

Coolant(L)4.7

Body size

Total transportation length (mm) 5470

Total transportation width (mm) 2000

Total transportation height (mm) 2510

Overall height of cab (mm) 2510

Boarding width (mm) 1850

Total track length (mm) 2490

Track shoe width (mm) 400

Track gauge (mm) 1600

Counterweight ground clearance (mm) 590

Minimum ground clearance (mm) 320

Minimum turning radius of front working device (mm) 2210

Rear end turning radius (mm) 1100

Maximum height at minimum turning radius (mm) 4360

Number of supporting sprocket wheels (one side) (unit) 1

Number of track shoes (one side) (piece) 39

Number of supporting wheels (one side) (unit) 4

Scope of work

Maximum excavation radius (mm) 5960

Maximum excavation radius of parking surface (mm) 5820

Maximum digging depth (mm) 3550

Maximum digging height (mm) 5730

Maximum unloading height (mm) 4050

Maximum vertical excavation depth (mm) 2830

Bulldozing board width × height (mm) height: 375

Dozer blade lift or pushing depth (mm) 460/365