 Origin |
China |
| Model Number |
QT40-QT240 |
| Brand Name |
QT40-QT240 |
| Application |
1 |
| Feature |
tower crane |
| Max. Lifting Height |
1 |
| Max. Lifting Load |
1 |
| Rated Lifting Moment |
1 |
| Rated Loading Capacity |
1 |
| Span |
1 |
Over-long boom is (42/47/48),wide range of coverage.
Heavy in section of mast section(1500*1500),good steel performance,complete crane is stable and
little swing as load.
Main material of mast section is (140*140*12).
Electric system adopts domestic fine quality or import components,performance is stable and reliable.
Mast section,tie bar,upper and lower bracket and so on,main parts all adopt CO2,GSAW with large
in weld penetration,small in transformative,mast sections can exchange combination.
Hoisting mechanism has good timing performance,rise and fall are stable,shockless.
Slewing mechanism adopts winding motor,operating balance,efficient,fast and convenient in position.
|
??? Type
?????nbsp; Main parameters??nbsp;
|
QTZ40A
|
QTZ40B
|
QTZ40C
|
QTZ40D
|
|
?????????
Rated load moment
|
KN.m
|
400
|
400
|
400
|
400
|
????????/div>
Max.load capacity
|
t
|
4
|
4
|
4
|
4
|
|
?????????
Max.working radius
|
m
|
3-42
|
3-46.8
|
3-48
|
3-48
|
??????????????/div>
Rated load capacity
at max.radius
|
t
|
0.90
|
0.79
|
0.80
|
0.70
|
|
??????
Max.height
|
m
|
?????9
Freestanding
|
?????9
Freestanding
|
?????9
Freestanding
|
?????9
Freestanding
|
|
?????20
Attaching
|
?????20]
Attaching
|
?????30
Attaching
|
?????20
Attaching
|
|
??????
Hoisting speed
|
m/min
|
a=2 70/35/9
|
a=2 70/35/9
|
a=2 70/35/9
|
a=2 70/35/9
|
|
a=4 35/17.5/4.5
|
a=4 35/17.5/4.5
|
a=4 35/17.5/4.5
|
a=4 35/17.5/4.5
|
|
??????
Trolley speed
|
m/min
|
25/38
|
25/38
|
25/38
|
25/38
|
|
??????
Slewing speed
|
r/min
|
0.6
|
0.6
|
0.6
|
0.6
|
|
??????
Climbing speed
|
m/min
|
0.5
|
0.5
|
0.5
|
0.5
|
|
?????????
Motor total power
|
kw
|
25.82
|
258.82
|
25.82
|
25.82
|
|
??????
Working voltage
|
v
|
??80v±5%HZ
|
|
??????
Working temperature
|
??/div>
|
-20???±40??/div>
|
|
?????????
Max.working
wind pressure
|
N/??/div>
|
250
|
|
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