Big 20t Load Flat Top Tower Crane PT7532 Model Cat Head Type
1.QTZ315(PT7532) Flat Top Tower Crane
2. Type: fixed and external climbing
3. jib length: 75m
4. tip load: 3.2t
5. max.laod: 20t
6.freestanding height: 50m
|Model||PT7532 Tower Crane|
|Type||Fixed with outside climbing of buildings|
|Working Radius (m)||75|
|Max. Load Capacity (T)||20|
|Tip Load (T)||3.2|
|Free standing height (m)||50|
|Max. Height with anchorages (m)||180|
|Mast Section dimension (m)||2×2×3, Angle steel 200×26mm|
|Speed (m/min)||0-60 0-30|
|Motor power (kw)||45|
|Motor power (kw)||2*5.5|
|Motor power (kw)||5.5|
|Motor power (kw)||5.5|
|Total Power (kw)||61.5|
|Power Supply||380V/50Hz, 380V/60Hz or others|
1. Reduce the dismounting requirements, lower weight, low mounting
height, dismount each mast at a time in the air, save the labor
cost, safety and fast.
2. It is suitable for crossover work of the cranes, without
the tower cap and pull rod, the safety will be increased when there
need the crossover work.
3. It is suitable for the special requirement about the height,
such as airport nearby, tunnel, workshop ,and the construction site
with high-tension cable.
4. It is suitable for the construction site that has the
requirement about the crane boom, it can be used as internal
climbing crane in the high-rise buildings, irregular roof or small
5. It is very convenient for dismounting in the restricted
construction site, dismount each crane boom at a time by manual.
Why choose us
1. A professional tower crane supplier in China with 15 years
2. Exported to more than 20 countries with ISO9001 & CE &
3. Hydraulic self-climbing mechanism
4. Variable-frequency slewing mechanism
5. Varialbe-speed frequency PLC control System
6. Operation data display screen and Safety monitoring system
7. Various safety devices
1) Safe and efficient control system. Three mechanisms are
controlled by VFD / Inverter.
The speed regulator functions well, can be braked effectively and
shift gears smoothly.
2) Foundation types: Cross Beam Without Ballast; Pre-embedded Four
Outriggers Type; Base with ballast type / Cross Beam Inclined Stay
Bar With Ballast;
What’s more, Traveling Type (Mobile) Tower cranes and Inside
Climbing tower cranes are also available.
3) Tower cranes often give the best combination of height and
lifting capacity and are used in the construction of tall