| |
Model
|
WZ20-28
|
|
Overall dimension
|
Dimensions (mm)
|
6200*1960*2800
|
|
Wheelbase (mm)
|
2550
|
|
wheel tread(mm)
|
1580
|
|
Min. ground clearance (mm)
|
290
|
|
performance parameters
|
System pressure (MPa)
|
18
|
|
Machine weight (Kg)
|
5400
|
|
Max. speed (Km/h)
|
28
|
|
Max. climbing capacity (°)
|
25
|
|
Min. turning radius (mm)
|
4500
|
|
Digging parameters
|
Max. digging depth (mm)
|
2600
|
|
Dig unloading height (mm)
|
2300
|
|
Max. digging radius (mm)
|
4600
|
|
Bucket width (mm)
|
600
|
|
Bucket capacity (m3)
|
0.2
|
|
max. digging height (mm)
|
4300
|
|
Maximum digging force (kN)
|
28
|
|
Rotary Angle of excavator (°)
|
180
|
|
Loading parameters
|
Max. unloading height (mm)
|
3500
|
|
Max. unloading distance (mm)
|
900
|
|
Bucket width (mm)
|
2100
|
|
Bucket capacity (m³)
|
1
|
|
Max. loading lifting height (mm)
|
4300
|
|
Max. breakout force (kN)
|
42
|
|
Forward shovel action time (S)
|
12
|
|
Engine
|
Model
|
Yunnei YN38GBZ
|
|
Type
|
Turbocharged, 4 strokes
|
|
Rate power (KW)
|
76
|
|
Rate speed (r/min)
|
2400
|
|
Cylinders-inside diameter
|
4-120
|
|
Transmission system
|
Gearbox
|
Fixed shaft power shift
|
|
Number of gear
|
2 first/ 2 after
|
|
Hydraulic torque converter
|
ZL29A
|
|
Steering system
|
Type
|
Hinged full hydraulic steering
|
|
Steering Angle (°)
|
33
|
|
Bridge
|
Type
|
Hub reduction
|
|
Tire
|
Specifications
|
16/70-20
|
|
Front wheel pressure (kPa)
|
250
|
|
Rear wheel pressure (kPa)
|
250
|
|
Crane brake
|
Oil brake drum brake
|
|
The parking brake
|
Manul
|
|
Oil amount
|
Fuel tank (L)
|
50
|
|
Hydraulic tank (L)
|
50
|
|
Other
|
Drive type
|
Four-wheel drive
|
|
Variable speed type
|
Hydraulic variable speed
|
|
Braking distance (mm)
|
600
|
