2008 Doosan DH420-7

Working weight of the whole machine (kg):
forty-one thousand and two hundred
Bucket capacity (cubic meters):
1.44-2.18
Arm length (mm):
six thousand seven hundred
Rod length (mm):
2600/3250/4000
country of origin:
Yantai, Shandong
performance
Walking speed (Km/h):
3.3-5.5
Bucket excavation force (kN):
242.1/264.6
Excavating force of boom (kN):
218.5/139.1； 176.4/193.1； 152.9/166.6
Maximum Traction Force (kN):
|
engine
Engine model:
Doosan DE12TIS
Rated power (Kw/rpm):
210/200
Cooling method:
water-cooling
hydraulic system
Main pump type:
Parallel inclined axis axial piston pump
Maximum flow rate of main pump (L/min):
2×315
Working hydraulic oil circuit (Mpa):
Standard 31.4/Boost 34.3
Walking hydraulic circuit (Mpa):
twenty-six point five
Rotary hydraulic circuit (Mpa):
twenty-six point five
Pilot pump flow rate (L/min):
twenty-four
Main body size
Total transportation length (mm):
eleven thousand six hundred and ninety
Total transportation width (mm):
three thousand three hundred and fifty
Total transportation height (mm):
three thousand five hundred and seventy-five
Full height of the cab (mm):
three thousand one hundred and fifty
Boarding width (mm):
two thousand nine hundred and ninety
Ground clearance of counterweight (mm):
one thousand two hundred and seventy-seven
Track grounding length (mm):
four thousand two hundred and fifty
Total length of track (mm):
five thousand two hundred and fifteen
Track shoe width (mm):
six hundred
Total width of track (mm):
three thousand three hundred and fifty
Track gauge (mm):
two thousand seven hundred and fifty
Minimum ground clearance (mm):
five hundred and forty
Rear turning radius (mm):
three thousand six hundred and sixty
Scope of work
Maximum excavation radius (mm):
eleven thousand five hundred and twenty
Maximum excavation radius of the parking surface (mm):
eleven thousand three hundred and ten
Maximum excavation depth (mm):
seven thousand seven hundred and twenty-five
Maximum excavation height (mm):
eleven thousand
Maximum unloading height (mm):
seven thousand eight hundred and forty-five
Maximum vertical excavation depth (mm):
four thousand and four hundred