09.2020
Seite 63 / 197
4.5
Technical and Performance Data
Notice!
This machine is a backhoe hydraulic crawler excavator with full swing and single
bucket. It is widely used in urban and rural construction like municipal construction,
irrigation and water conservancy as well as earth-working construction.
Engine
Hydraulic System Data
Hydraulic
system
Main pump
Variable displacement piston
pump
--
Rated flow (main pump flow)
64.4
L/min
Working pressure
24
MPa
Hydraulic oil tank
18
L
Performance
Parameter
Performance
parameter
Rotating speed
9
r/min
Bucket digging force
16
kN
Arm digging force
10 kN
Maximum traction force
15.6
kN
Traveling speed
3.1/2.1
km/h
Gradeability 58
%
Ground pressure
28.5
kPa
Engine
Model D902
--
Rated power
11.8/2300
kW/rpm
Maximum torque
51.3/1800
N.m/rpm
Output volume
0.778
L
Fuel tank
17
L