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Specifications
1. Advanced technical performance & reliable quality assurance2. Max Drilling Torque: 250kN.m
3. World famous brand
ZOOMLION ZR250B Rotary Drilling Rig
1,Max depth of pore forming can reach 84m.
2,CumminsQSL9 supercharged medium-cooled electronic Controlling Engine, together with Zoomlion-specific control system, makes engine work at lowest fuel consumption at every rotating speed range.
3. Load sensing and load-sensing hydraulic pressure system,which control precision does not varied with the changing of load.
4. Low-strike rotation startup; high precision; stable and reliable system
5. Optimum designed luffing mechanism provides more reliable and safer operation.
6. The unique mast rotate plate design can make working more smoothly and assure a long service life.
7. Smooth up-down speed of luffing mechanism and mast
8. Binuclear controllers speed up operating,and make electrical control system more reliable.
9. New-generation Mast Vertical Degree Automatic Leveling System can auto- level the mast and overall Monitor the Up- down movement of the mast.
10. Zoomlion-patenting Drilling Depth Automatic Measurement
11. 10.4 inches Full-color touch screen with advanced man-machine interface
12. It can be equipped with drilling tools of different specifications and functions to meet Construction Requirements under different geologic conditions.
Max Drilling Torque |
kN.m |
250 |
|
Max Drilling Diameter |
mm |
2500 |
|
Max Drilling Depth |
Locking Mechanism |
m |
70 |
friction type |
m |
84 |
|
Drill Velocity |
1/min |
6~24 |
|
Engine Model |
Cummins QSL9 |
||
Maximum Power |
kW |
252 |
|
rated engine speed |
1/min |
2000 |
|
Bending angle of mast |
º |
4.5 |
|
Lifting power of Master Winch(first level) |
kN |
250 |
|
Lifting speed of Master Winch(first level) |
m/min |
70 |
|
Lifting speed of assist Winch(first level) |
kN |
110 |
|
Stress |
kN |
180 |
|
Pulling power |
kN |
200 |
|
going board rotation speed |
1/min |
3.2 |
|
walking speed |
km/h |
2.26 |
|
track gauge |
mm |
2300~3600 |
|
length of crawler contact ground |
mm |
4675 |
|
width of soleplate |
mm |
800 |
|
Theoretical climbing ability |
% |
40 |
|
Width of device in working state |
mm |
4400 |
|
Height of device in working state |
mm |
23050 |
|
Width of device in transisting state |
mm |
3100 |
|
Height of device in transisting state |
mm |
3500 |
|
Length of device in transisting state |
mm |
17310 |
|
Gross weight |
t |
77.5 |
|
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