Shandong Katop Machinery Co.,Ltd.
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tower crane manufacturers 4T JT4808 good use tower crane price
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 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 | |||