QTZ31.5(4075) Hongda Manufacturing 3t Mini Tower Cranes
QTZ31.5 tower crane
Model：QTZ31.5;
Jib length：40m;
Basic Height：27m;
Tip load：0.75t;
Max load：3t.
1. new condition 3t mini tower crane/hydraulic self erecting tower crane/hammed head topkit construction tower crane
2. China-made high quality QTZ31.5 tower cranes, small tower cranes, China good Hongda manufacturing tower crane.
3. high efficiency, CE, ISO, GOST certificates.
Description of 3t tower crane QTZ31.5(4075):
1 Hoisting Mechanism
Three-gear speed modulation by electrical motor or frequency conversion, giant winch.
2 Rotation Mechanism
Speed modulation with frequency conversion, stable break, accurate position, outstanding on performance and operation all around the world.
3 Luffing Mechanism
Speed modulation with frequency conversion, less concussion, stable operation.
4 Control System
PLC control, auto diagnosis on electric malfunction, corresponding alarm on light and sound, key components adopting international top brand product.
5 Security & Protection Mechanism
Besides security mechanism usually used in domestic tower crane adopted, Hongda tower crane adopted lots of advanced mechanism self-developed by Hongda, to keep the security of the tower crane and convenient operation, such as unique double tighten mechanism on luffing steel cable, anti-break mechanism on sliding vehicle, anti-drop
mechanism on standard section, speedy link between rotary body, hoisting boom and balance boom.
6 Structure
Through advenced design, mechanical-electrical integration design, CAD supporting design, optimization design, modularization design, makes Hongda tower crane's steel structure haveing outstanding intensity, firmness and anti-fatigue capability, outstanding performance and reliability. With beautiful profile, it embodies the design standard of Hongda.
As a professional exporter,our target is to serve worldwide clients with high-quality products, great-reliability, devoted responsibility,professional services and honorable credibility to meet customers’ requirements in all aspects. We will supply you 24 hours a day and 7 days a week after-sale services.
If you want to know more about our products, pls contact us by email or phone. Also welcome consult us any question at your convenience, any inquiry or kind suggestions from you will be very appreciated.
