Specifications
1. Lifting height 29 m, loading capacity 4t, long jib length 40 m
2.Factory supply, low price
3.Installation support
4.Good after-sales service
Features
1.double boom rigid rod suspension, rigid, light weight, small cross-section, small wind resistance, even by force, beautiful appearance.
2.kinds of safety devices is complete, ensure safe and reliable.
3. independent of side cab, good vision, to the operator to create a good working environment.
4.easy to use and simple maintenance.
Main Technical Parameters of KATOP JT40 (4808) Tower Crane
|
Item
|
Unit
|
Independent type
|
Attached type
|
Multiplying power
|
|
α=2
|
α=4
|
|
Rated lifting moment
|
KN.m
|
400
|
|
|
|
Max lifting weight
|
t
|
|
|
2
|
4
|
|
Max Working range
|
m
|
48
|
|
|
|
Min Working range
|
m
|
3
|
|
|
|
Lifting weight at max range
|
t
|
0.8
|
|
|
|
Telescoping speed
|
m/min
|
|
0.4
|
|
Range of max lifting weight
|
m
|
|
|
20.97
|
10.96
|
|
Lifting speed
|
m/min
|
|
|
72/36
|
17.5/35
|
|
Lifting height
|
m
|
29
|
|
120
|
60
|
|
Rotating speed
|
m/min
|
|
|
0.73/0.37
|
|
Motor total power
|
KW
|
|
25.82
|
|
|
|
luffing speed
|
m/min
|
|
|
39/26
|
|
counterweight
|
f
|
|
8.22
|
|
|
|
Whole machine dead weight
|
t
|
|
21.46 (exclusive of counterweight)
|
Independent height
|
The slewing mechanism specification
|
Slewing mechanism
|
Slewing speed
|
Motor model
|
Power
|
Motor rotating speed
|
|
0.73/0.37r/min
|
(QTH80.1)YZR132M
|
6-3.7Kw
|
960(rpm)
|
The trolleying mechanism specification
|
Trolley mechanism
|
Trolleying speed
|
Motor model
|
Power
|
Motor rotating speed
|
|
39/26 m/min
|
YEZS100L-4/6
|
2.2/1.5 Kw
|
1380(rpm)
|
The slewing mechanism specification
|
Slewing mechanism
|
Slewing speed
|
Motor model
|
Power
|
Motor rotating speed
|
|
0.73/0.37r/min
|
(QTH80.1)YZR132M
|
6-3.7Kw
|
960(rpm)
|
The lifting mechanism specification
|
Lifting speed
|
Fall
|
a=2
|
a=4
|
|
Loading capacity (t)
|
2
|
4
|
4
|
2
|
|
Lifting speed (m/s)
|
72
|
17.5
|
35
|
36
|
|
Motor model/power/motor rotation speed
|
YZTD200L-4/8/24
|
15/15/4 Kw
|
1385/680/195(rpm)
|
The jacking mechanism specification
|
Jacking mechanism
|
Jacking speed
|
Motor model
|
Power
|
Motor rotating speed
|
|
m/min
|
|
kw
|
r/min
|
|
Work pressure
|
Mpa
|
