Doosan DX420LC-3 Crawler Excavator


Model: doosan dx420lc-3

Series: dx-model(iii) excavator

Sales Model Number: DX420LC-3


DX420LC-3 Crawler Excavator


Doosan DX420LC-3 Crawler Excavator




Specifications of DX420LC excavator







Summary








Motivation: Traditional motivation



Bucket: Backhoe



Tonnage (tons):42



Working weight of the machine (kg):41500



Bucket capacity (m³):1.9



Arm length (mm):6700



Bucket rod length (mm):3250



Country of Origin: South Korea







Performance



Rotary speed (RPM):9.1



Rotary torque (kN/m):127



Walking speed (km/h): 5.5/3.3



Ground specific voltage (kPa):73.6



Bucket excavating force (kN):270



Bucket rod digging force (kN):201







Power system



Engine model: Doosan DE12TIS



Rated power (kW/RPM):218(293) / 2000



Displacement (L) : 11



Number of cylinders :6



Cylinder diameter × stroke (mm):123×155



Working form: mechanical full speed regulation







Hydraulic system



Main pump type: variable piston pump



Type of hydraulic motor: axial plunger type ×2



Rotary hydraulic motor type: axial plunger type x 1



Maximum flow of main pump (L /min):2×315



Working hydraulic oil circuit (MPA):31.4/ pressurized
34.3



Travel hydraulic circuit (MPA):31.4/ pressurization 34.3



Rotary hydraulic circuit (MPa):26.7



Set pressure of main overflow (MPa):31.4



Boom cylinder - number × cylinder diameter × stroke
(mm):2-165×115×1,460



Bucket rod cylinder - number × cylinder diameter × stroke
(mm):1-180×120×1,820



Bucket cylinder - number × cylinder diameter × stroke
(mm):1-160×110×1,320







Fuel hydraulic oil capacity



Fuel tank (L) : 550



Hydraulic tank (L):390



Hydraulic System (L):420



Engine oil change quantity (L):28



Coolant (L):29.5







Body size



Total length of transportation (mm):11660



Total width of transportation (mm):3350



Transport total height (mm):3,350(to the top of the big
arm)



Cab full height (mm):3350



Load width (mm):2,990



Total length of track (mm):5,200



Crawler plate width (mm):600



Track gauge (mm):4,250



Minimum ground clearance (mm):540



Balance weight ground clearance (mm):1,265



Minimum turning radius of front working device (mm):4,380



Rear-end turning radius (mm):3,660







Operating range



Maximum excavation radius (mm) : 11495



Maximum excavating radius of stop face (mm) : 11,290



Maximum excavation depth (mm) : 7730



Maximum excavation height (mm) : 10920



Maximum unloading height (mm) : 7795



Maximum vertical excavation depth (mm) : 4350




Avaliable parts / assembly for DX420LC-3 Crawler Excavator:
DX420LC-3 Arm Cylinder DX420LC-3 Arm Cylinder Lock Valve DX420LC-3 Boom Cylinder L.H DX420LC-3 Boom Cylinder Lock Valve DX420LC-3 Boom Cylinder R.H DX420LC-3 Bucket Cylinder DX420LC-3 Center Joint DX420LC-3 Control Valve DX420LC-3 Fan Motor Radiator DX420LC-3 Idler DX420LC-3 Joystick Valve DX420LC-3 Lower Roller DX420LC-3 Main Pump DX420LC-3 Main Pump Control DX420LC-3 Main Pump E.P.P.R Valve DX420LC-3 Main Pump Pump DX420LC-3 Pedal Valve DX420LC-3 Pedal Valve One Pedal DX420LC-3 Pump Fan Drive DX420LC-3 Solenoid Valve DX420LC-3 Swing Motor DX420LC-3 Swing Reduction Gear DX420LC-3 Track Frame DX420LC-3 Track Guard DX420LC-3 Track Shoe ASS'Y 600G DX420LC-3 Track Spring DX420LC-3 Travel Device DX420LC-3 Travel Motor DX420LC-3 Travel Piping DX420LC-3 Travel Reduction Gear DX420LC-3 Upper Roller
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