Internal Climbing Tower Crane / Rated Loading Capacitye 3T / Mast
Section Dimension 1.5*1.5*2.2m
The Warranty for Internal Climbing Tower Crane
For the inner climbing tower cranes, we can supply 1 year warranty.
If there is quality problem of any parts (excluding easy worn spare
parts) on our side during this period, we will supply a new one by
free for replacement.
Description of Internal Climbing Tower Crane
This kind type of tower crane is inside of the building, do not
take up the construction site, suitable for field narrow
engineering, particularly conducive to urban renovation and
This crane is in the middle of the building, covering buildings,
can make out of a small magnitude of the building, effectively
avoid obstacles and sidewalks around.
Only need a small amount of mast section, the general tower 40
meters (small wind load), to meet the construction requirements,
less one-time investment, the higher the building height, the more
significant economic benefits.
Standard Model Specification:
|Model||QTZ31.5(3509) Tower Crane|
|Rated Lifting Moment(KN.m)||315|
|Rated Loading Capacity(t)||3|
|Max. Lifting Load(t)||3|
|Mast section height(m)||29|
|Working range(m)||3 to 38|
|Power supply||380V/50Hz or according to client's requirements|
|Electric switch box||Schneider|
|Main Material(mm)||125*10/angle steel /Q235B|
The Optional Parts for your reference
2) Air conditioner for operation cab
3) Black box for operation cab
4) Remote control
5) Full VFD(Variable Frequency Drive) control
Our tower cranes had exported to more than 20 countries, such as:
Vietnam, Philippines, Indonesia, India, Sri Lanka, Cambodia,
Russia, Kazakhstan, Brazil, Cyprus, Belgium, Madagascar and Algeria
If you're not sure about the type of tower crane you need, please
tell us the below basic parameters to confirm tower crane model:
a. Building height or tower crane working height.
b. Max load capacity and tip load capacity.
c. Span or jib length
d. Other Special requirements, such as optional parts.